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Kongsberg Simrad ST90, Reference Manual

The Kongsberg Simrad ST90 is a state-of-the-art maritime navigation and communication system. Unlock the full potential of your device with the comprehensive Reference Manual, available for free download at manualshive.com. This manual provides detailed instructions on optimizing your experience with the ST90, ensuring smooth sailing in any marine environment.

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442704/A

propellers................................................ 636
Pulse Type function.................................... 472
Range function ......................................... 420
Range Projection function ............................ 481
rattle noise .............................................. 637
Record Processed function ........................... 436
Relay Output page ..................................... 525
Replay File dialog box ................................ 494
roll information ........................................ 320
rulers..................................................... 356
Safety Depth page ..................................... 535
sampling ................................................ 632
School Mass Adjustment page ....................... 624
Screen Brightness function ........................... 447
Screen Captures dialog box .......................... 459
self noise ................................................ 635
Sensor Configuration page............................ 570
Sensor Installation page............................... 565
Sensors page............................................ 546
Serial Port Setup dialog box.......................... 501
Setup menu ....................................... 388, 452
Ship page................................................ 577
shortcut menus ......................................... 412
Shortcut menus......................................... 412
Simrad Connect page.................................. 608
Size Distribution information pane.................. 366
Size Distribution page................................. 617
Software License page ................................ 606
Sonar beam deflections................................ 631
Speed read-out ......................................... 319
Stabilization function.................................. 458
Synchronization page ................................. 582
system ..................................................... 20
Target markers.......................................... 350
target tracking .......................................... 357
Temperature and salinity layers ...................... 630
Tilt function............................................. 423
Tooltip page ............................................ 537
Tracking Area function ............................... 453
Tracking Area Setup dialog box ..................... 508
Transceiver page ....................................... 547
Transceiver Upgrade page ............................ 607
TransceiverUnit .......................................... 24
Transducer ................................................ 26
Transducer page.................................. 549, 578
Transmission Mode function ......................... 432
Transparency function................................. 443
TVG function........................................... 467
Tx Power function ..................................... 433
Units page............................................... 585
User Settings dialog box .............................. 417
User Settings Setup page ............................. 605
Vertical Reference function........................... 491
Vertical TX Sector function .......................... 479
Vertical view............................................ 336
Vertical View Orientation page ...................... 539
vessel coordinate system.............................. 627
View Range function .................................. 444
Visual Objects function ............................... 441
Visual Objects menu................................... 405
Xbox Controller.......................................... 50
Zoom information pane ............................... 371

description

AGC (Automatic Gain Control) function........... 482
Messages ................................................ 321

New Marker dialog box............................... 511
RCG (Reverberation Controlled Gain)

function ................................................ 484

Record ................................................... 313
reverberation............................................ 639
Screen Recording ...................................... 311

description

Marker Output page ................................... 523
Motion Reference Unit page ......................... 573

Diagnostics dialog box

description ........................................ 462, 543

diagram

system ..................................................... 22

dialog box

Recording ............................................... 497

dialog box

About .................................................... 465
Add Fishing Gear ...................................... 509
Add Serial Port ......................................... 503
Auto Configuration .................................... 510
Beam Visualization .................................... 461
Colour Setup............................................ 449
Diagnostics ....................................... 462, 543
Display Options .................................. 448, 530
Echogram ......................................... 492, 609
Environment ............................................ 455
Export ................................................... 463
Fish Select .............................................. 455
Information Pane Options ...................... 492, 617
Installation ........................................ 464, 564
LAN Port Setup ........................................ 498
Messages ................................................ 505
Output ............................................. 438, 513
Port Monitor ............................................ 504
Power Off ............................................... 512
Replay File.............................................. 494
Screen Captures ........................................ 459
Serial Port Setup ....................................... 501
Tracking Area Setup................................... 508
User Settings ........................................... 417

dialog box

New Marker ............................................ 511

dialog boxes

Active menu ............................................ 466
Operation menu ........................................ 430

dimensions

computer ................................................ 651
defining ship dimensions ............................. 215
display ................................................... 651
hull unit ................................................. 653
Operating Panel ........................................ 652
Processor Unit.......................................... 651
technical specifications................................ 651
transceiver .............................................. 653
Transceiver Unit ....................................... 653

direction of sonar beam

adjusting ............................................ 68, 102

disable

Coordinated Universal Time (UTC)................. 159
navigational information on the top bar ............ 158

display

cleaning ................................................. 279
compass safe distance ................................. 659
description ................................................ 23
environmental requirements.......................... 655

Simrad ST90 Reference Manual

Summary of Contents for Simrad ST90

Page 1: ...kongsberg com simrad Simrad ST90 REFERENCE MANUAL ...

Page 2: ......

Page 3: ...e of the descriptions and the level of detail provided by this publication it is well suited for those who are or wish to be expert users Caution You must never permit the ST90 system to transmit ping when the ship is in dry dock The transducers may be damaged if they transmit in open air Additional end user documents related to the ST90 system can be found on our website This includes publication...

Page 4: ...Improper use or maintenance may cause damage to the equipment and or injury to personnel You must be familiar with the contents of the appropriate manuals before attempting to operate or work on the equipment Kongsberg Maritime disclaims any responsibility for damage or injury caused by improper installation use or maintenance of the equipment Disclaimer Kongsberg Maritime AS endeavours to ensure ...

Page 5: ...tion Mk2 42 Operating Panel description Mk3 46 Microsoft Xbox Controller description 50 Starting normal operation 52 Turning on the ST90 system for normal use 52 Getting to know the user interface 54 Getting to know presentation modes and views 57 Selecting Normal mode to start pinging 61 Adjusting the radius of the search area 62 Adjusting the echo sensitivity 64 Changing the vertical angle of th...

Page 6: ... single pings 89 Transmitting with fixed time intervals 90 Adjusting the output power to match varying conditions 91 Selecting the best operating frequency 92 Controlling the gain and range settings 94 Adjusting the gain echo sensitivity 94 Adjusting the TVG Time Variable Gain setting 96 Adjusting the sonar range 97 Expanding the range within the sonar view 98 Adjusting the intensity of the echo p...

Page 7: ...y mode 129 Choosing which echo data file s to replay 131 Recording and exporting processed echo data 133 Defining the processed data recording parameters 133 Recording processed data 134 Accessing the processed data files to delete move or copy them 136 Capturing the display presentation in image and video files 138 Capturing the display presentation in an image 138 Capturing the display presentat...

Page 8: ...ntations 163 Choosing the colours used to present the echoes 163 Selecting measurement units 164 Configuring the environmental parameters 165 Setting up the alarm limits for system protection 166 Saving retrieving and handling user settings 169 Saving the current user settings 169 Choosing previously saved user settings 170 Renaming existing user settings 171 Deleting user settings that are no lon...

Page 9: ...sducer 218 Inserting the installation parameters for the motion reference unit MRU 221 Adjusting the built in motion sensor offset 224 Adjusting the stabilization offsets for the external motion sensor 226 Installing and maintaining software 230 Installing a new version of the operating software 230 Removing the operating software 232 Updating the online help system 233 Adding online help in a new...

Page 10: ...me 310 Menu 311 Screen Recording 311 Screen Capture 312 Record 313 Hull Unit 314 Information panes overview 315 Navigational information 317 Messages 321 Help 321 Operating system functions 322 Replay bar description 324 Sonar views 326 Presentation modes 327 Horizontal view 328 Vertical view 336 Inspection view 340 Plane view 343 Using markers in the ST90 user interface 346 Place Marker 347 Targe...

Page 11: ...Visual Objects menu 405 Cosmetics menu 409 Shortcut menus 412 FUNCTIONS AND DIALOG BOXES 416 Main menu Functions and dialog boxes 417 User Settings dialog box 417 Range function 420 Gain function 422 Tilt function 423 Bearing function 426 Operation menu Functions and dialog boxes 430 Operation function 431 Transmission Mode function 432 Tx Power function 433 Record RAW function 434 Record Processe...

Page 12: ...function 457 Stabilization function 458 Screen Captures dialog box 459 Beam Visualization dialog box 461 Diagnostics dialog box 462 Export dialog box 463 Installation dialog box 464 About dialog box 465 Active menu Functions and dialog boxes 466 TVG function 467 Ping Ping Filter function 469 Pulse Type function 472 Bandwidth function 475 Frequency function 476 Horizontal TX Sector function 477 Ver...

Page 13: ... Configuration dialog box 510 Hull Unit Control dialog box 510 New Marker dialog box 511 Power Off dialog box 512 Pages in the Output dialog box 513 File Setup page 513 I O Setup page 516 Processed Data to File page 520 Marker Output page 523 Relay Output page 525 Screen Recording page 528 Pages in the Display Options dialog box 530 General page 530 Map Display page 533 Safety Depth page 535 Toolt...

Page 14: ...tection page 599 Fishing Gear Setup page 602 Map Setup page 603 User Settings Setup page 605 Software License page 606 Transceiver Upgrade page 607 Simrad Connect page 608 Pages in the Echogram dialog box 609 Lines page 609 Echogram page 612 Horizontal Axis page 615 Pages in the Information Pane Options dialog box 617 Size Distribution page 617 Fish Position page 620 Fish Size Adjustment page 623 ...

Page 15: ...lay weight and outline dimensions 651 Enix Processor Unit weight and outline dimensions 651 Operating Panel weight and outline dimensions Mk1 652 Operating Panel weight and outline dimensions Mk2 652 Operating Panel weight and outline dimensions Mk3 652 Transceiver Unit weight and outline dimensions 653 Hull Unit weight and outline dimensions 653 Environmental requirements 655 Display environmenta...

Page 16: ...safe distance Mk1 660 Operating Panel compass safe distance Mk2 660 Operating Panel compass safe distance Mk3 660 Transceiver Unit compass safe distance 660 Hull Unit compass safe distance 661 Minimum display requirements 661 Simrad ST90 ...

Page 17: ...nderstanding of system functions and controls is essential to fully take advantage of the functionality provided Sea conditions vary sometimes drastically The acoustic conditions are also changing Temperature and salinity layers differ from one day to the next and from one position to another It is not possible to identify settings that will provide the best data at all times A careful study of th...

Page 18: ...ut other products from Kongsberg Maritime https www kongsberg com st90 Registered trademarks Observe the registered trademarks that apply Simrad SIMRAD and the Simrad logo are either registered trademarks or trademarks of Kongsberg Maritime AS in Norway and other countries Windows is a registered trademark of Microsoft Corporation in the United States and other countries We want your feedback We a...

Page 19: ...ST90 Topics Important page 18 System description page 20 System diagram page 22 System units page 23 Order information page 28 General safety rules page 29 Network security page 30 Support information page 31 Simrad ST90 ...

Page 20: ...operation when the ship is in dry dock The transducer may be damaged if it transmits in open air To prevent inadvertent use of the ST90 system pull out the mains plug on the Processor Unit whenever your vessel is in dry dock Additional precautionary measurers should be considered If something breaks down If you believe that something has broken down contact your local dealer A list of all our deal...

Page 21: ...ansducer handling A transducer must always be handled as a delicate instrument Incorrect actions may damage the transducer beyond repair A physical blow to the transducer face may easily damage one or more elements Observe these transducer handling rules Do not activate the transducer when it is out of the water Do not handle the transducer roughly Avoid impacts Do not expose the transducer to dir...

Page 22: ...rom 14 to 24 kHz The cylindrical multi element transducer allows the omnidirectional sonar beams to be tilted electronically This allows you to automatically track schools of fish and to observe the whole water volume around the vessel The ST90 system offers a number of standard interface lines for communication with peripheral devices and sensors Typical inputs are geographical information from a...

Page 23: ...d real time sonar situations This allows you to replay complete sequences The playback contains the exact same echo information and can be used for mission history training or troubleshooting purposes Great emphasis has been placed on an intuitive user interface and the best possible sonar presentations on a high resolution colour display The ST90 system is equipped with the celebrated signal proc...

Page 24: ...sducer In this publication the computer can also be referred to as the Processor Unit and vice versa Unless otherwise specified in a contract the display is not included in the standard delivery from Kongsberg Maritime This is a commercial item that can be purchased locally A choice of hull units is available for the ST90 system The hull units offer different lowering depths and cable lengths The ...

Page 25: ...re than one display on your ST90 system The number of displays must be chosen to fit the preferences of the crew Related topics Simrad ST90 page 17 System units page 23 Processor Unit A dedicated maritime computer is provided In this publication the computer can also be referred to as the Processor Unit and vice versa The Processor Unit is a rugged and powerful computer It is designed for long lif...

Page 26: ...ments The Processor Unit must be fitted with a custom made interface board A small commercial power supply is used to provide power to the Operating Panel The Mk1 Operating Panel is no longer provided with new sonars This information is provided for legacy reasons The Mk2 Operating Panel is connected to the Processor Unit using an Ethernet cable The Operating Panel is provided with a built in powe...

Page 27: ... be used When the ST90 system is turned off the transducer is hoisted for protection Caution When the transducer is lowered the depth of water under the vessel must be monitored closely If the transducer hits larger objects or bottom the transducer shaft may be bent or in worst case it can be broken off A broken transducer shaft will cause water leakage through the top of the shaft If you suspect ...

Page 28: ...cs Simrad ST90 page 17 System units page 23 Lowering and hoisting the transducer from the sonar room page 187 Transducer The cylindrical transducer allows the sonar beam to provide a full 360 degrees coverage of the water volume The transducer converts the electric energy generated by the transmitter circuitry to physical vibrations These vibrations alter the water pressure and create an acoustic ...

Page 29: ...ucer into the water you may also be able to reduce the noise created by the laminar flow of water along the hull The transducer is large and heavy It contains 000 individual elements Rules for transducer handling A transducer must always be handled as a delicate instrument Incorrect actions may damage the transducer beyond repair A physical blow to the transducer face may easily damage one or more...

Page 30: ...e a regular dealer a list of all our distributors and dealers can be found on our website Your dealer will also be able to help you with a detailed quotation including price and delivery information Relevant order information is provided on our website https www kongsberg com st90 Related topics Simrad ST90 page 17 Simrad ST90 Reference Manual ...

Page 31: ...ways wear a hard hat and suitable protective footwear while handling heavy objects Power and ground You must always turn off all power before installation or maintenance work on the ST90 system Use the main circuit breaker and label the breaker with a warning sign that informs others that maintenance or installation work is in progress on the system For safety reasons two persons must always be pr...

Page 32: ...o the same network may be able to access your data Several threats may immediately occur Remote computers can read the data Remote computers can change the data Remote computers can change the behavior of the computer for example by installing unwanted software Usually two parameters are used to define the threat level 1 The likelihood that any remote computer will do any of the above 2 The damage...

Page 33: ...d ST90 page 17 Support information If you need technical support for your ST90 system you must contact your local dealer or one of our support offices A list of all our offices and dealers is available on our website You can also contact our main support office in Norway Norway main office Company name Kongsberg Maritime AS Simrad Address Strandpromenaden 50 N3190 Horten Norway Telephone 47 33 03 ...

Page 34: ...www kongsberg com simrad Email address fish usa support simrad com Canada Company name Kongsberg Mesotech Ltd Address 1598 Kebet Way Port Coquitlam BC V3C 5M5 Canada Telephone 1 604 464 8144 Telefax 1 604 941 5423 Website www kongsberg com simrad Email address simrad canada simrad com Malaysia Company name Kongsberg Maritime Malaysia Sdn Bhd Address Unit 27 5 Signature Offices The Boulevard Mid Va...

Page 35: ...1 242 9934 Website www kongsberg com simrad Email address simrad korea simrad com China Company name Kongsberg Maritime China Ltd Address 555 Chuanqiao Road China Shanghai Pilot Free Trade Zone 201206 China Telephone 86 21 3127 9888 Telefax 86 21 3127 9555 Website www kongsberg com simrad Email address simrad china simrad com Related topics Simrad ST90 page 17 Simrad ST90 ...

Page 36: ...34 442704 A Getting started Topics Operating panels page 35 Starting normal operation page 52 Basic operating procedures page 71 Context sensitive online help page 77 Simrad ST90 Reference Manual ...

Page 37: ... Panel The Mk1 Operating Panel is no longer provided with new sonars This information is provided for legacy reasons The Mk2 Operating Panel is connected to the Processor Unit using an Ethernet cable The Operating Panel is provided with a built in power supply The Mk3 Operating Panel is connected to the Processor Unit with a USB cable A dedicated power supply unit is not required Topics Operating ...

Page 38: ...90 system by means of the on off switch on the Processor Unit You must ALWAYS use the Operating Panel or select Power Off on the top bar Up Press Up to hoist the transducer to its upper position While the transducer is moving the indicator lamp flashes and an audible signal is sounded When the requested position has been reached the indicator lamp is lit and the audible signal stops Middle Press M...

Page 39: ...ker when your echo sounder confirms that you are passing over a school Then if you should loose the school from view you will know where to start looking for it During a search your ST90 presentation may be cluttered with multiple markers and echoes Due to its shape the own ship markers are easy to see among the other markers Note The marker is stationary If your vessel moves in the ST90 presentat...

Page 40: ...a selection of views in a predefined pattern You must first find the presentation mode that meets your operational requirements then you can change the size of the individual views D Gain The Gain buttons offer separate gain controls for the horizontal and vertical views You can compare this gain setting with the volume control on your car radio When the gain is increased the echoes will appear st...

Page 41: ...menu in the active view This corresponds to the right button on a computer mouse Trackball Use the trackball to control the cursor in the user interface G Tilt The Tilt buttons allow you to control the vertical angle of the sonar beams Manual Press Manual to control the vertical angle of the sonar beams with the two arrow buttons Auto This is an on off function When Auto Tilt mode is activated the...

Page 42: ...ng programs Manual Press Manual to control the bearing of the sonar beams with the two arrow buttons Position Track If you wish to establish a marker on a geographical position use the standard marker If you wish to start position tracking press Position Track on the Operating Panel or give a selected marker priority When a marker is given priority it can be regarded as a position track The phrase...

Page 43: ...ject is automatically given priority status The bearing line is automatically locked on the object to reflects its bearing Place the cursor over the echo you wish to track Press Target Track Auto Search Press Auto Search to start the automatick search function In the Auto Bearing mode the ST90 system will automatically search within defined sector limits The sector is identified in the view using ...

Page 44: ...tion The Operating Panel allows you to assign certain functions to dedicated buttons and switches Tip A USB socket is provided in the top left corner of the Operating Panel Use this socket to connect a computer keyboard a mouse or a USB flash drive A Power Press this button to turn the ST90 system on and off Note Before you turn on the ST90 system make sure that you have sufficient water depth to ...

Page 45: ...ner of the Horizontal view The identifying number refers to the User Setting number on the Operating Panel page Click on the text to make it larger Click one more time to restore the original font size Presentation modes All echoes offered by the ST90 system are shown in rectangular views Combinations of these views are organized in presentation modes Each presentation mode offered by the ST90 sys...

Page 46: ... Switch Options assign one function to each rotary switch on the Operating Panel I Place Marker Circle Marker Gear Use these buttons to place markers in the current active view Place Marker Press Marker to place a generic marker in the active view One or more markers can be placed in the view to identify specific echoes Each marker is shown as a small triangle with or without a short identifying l...

Page 47: ... and bearing based on the movements of the chosen target It locks on the target defined by its position heading and speed The bearing and tilt settings are automatically adjusted to follow the movements of the tracked target A new manually initiated tracked object is automatically given priority status Relevant information about the priority target can be found in the lower left corner of the view...

Page 48: ...the menu system shown in the display presentation The Operating Panel allows you to assign certain functions to dedicated buttons and switches A Power Up Press and hold this button to turn the ST90 system off Press Up to hoist the transducer to its upper position Note Before you turn on the ST90 system make sure that you have sufficient water depth to lower the transducer You must never turn on th...

Page 49: ...s identified in the upper left corner of the Horizontal view The identifying number refers to the User Setting number on the Operating Panel page Click on the text to make it larger Click one more time to restore the original font size Presentation modes All echoes offered by the ST90 system are shown in rectangular views Combinations of these views are organized in presentation modes Each present...

Page 50: ...J Circle Marker Press Circle Marker to place a circular marker in the active view The circle is drawn with the same diameter as your purse By means of the circle you can see the size of the school relative to your purse K Gear Press Gear to place a gear symbol in the active view The gear symbol is provided as a tool to help you plan and shoot the purse seine The symbol is intended to be used in a ...

Page 51: ...ctivate it The changes you make are by default only valid for the active view Several of the functions offer Apply to All If you select Apply to All your setting is applied to all the views in the current presentation mode Related topics Getting started page 34 Operating panels page 35 Getting started ...

Page 52: ...cial item It is not included in the delivery from Kongsberg Maritime A Bearing The Bearing function controls the horizontal direction of the Vertical view the audio beam and the inspection beam The current bearing applied to the Horizontal view is shown with a solid line pointing out from the sonar position B Power Press this button to turn the Xbox Controller on and off C This button is not used ...

Page 53: ...ly control the tilt and bearing based on the movements of the chosen target It locks on the target defined by its position heading and speed The bearing and tilt settings are automatically adjusted to follow the movements of the tracked target K Place Marker Press Marker to place a generic marker in the active view One or more markers can be placed in the view to identify specific echoes Each mark...

Page 54: ...n the ST90 system for normal use To use the ST90 system you must first turn it on To turn on the ST90 system use the Power button on the Operating Panel The ST90 program starts automatically when the Processor Unit is turned on Caution You must never permit the ST90 system to transmit ping when the ship is in dry dock The transducer may be damaged if it transmits in open air Procedure 1 Make sure ...

Page 55: ...gs as the last time you used it If these settings are acceptable continue operation If you wish to alter any of the settings see the relevant procedures 6 To lower the transducer press Down on the Operating Panel While the transducer is moving the indicator lamp flashes and an audible signal is sounded When the requested position has been reached the indicator lamp is lit and the audible signal st...

Page 56: ...ext All echoes offered by the ST90 system are shown in rectangular views Each view has a specific purpose and it can be set up with independent operational settings Combinations of these views are organized in presentation modes selectable on the bottom bar You can change the physical size of any view Tip The Docking Views function provided by the ST90 system allows you to rearrange the physical p...

Page 57: ...ns you can use The top bar is located at the top of the display presentation and stretches from the far left to the far right The top bar gives you fast access to key functionality and navigational information It provides buttons for hiding and showing the menu making screen captures opening the Messages dialog box and opening context sensitive help The top bar allows you to open the various infor...

Page 58: ...t also shows you the colour scale you are using as well as current time and date You can further monitor the operational status of the transceiver 5 Move the cursor to the views in the main part of display presentation The various presentation modes selected on the bottom bar gives you different view configurations By default the views are arranged automatically in the presentation You can change ...

Page 59: ...ay be difficult to understand the concepts How do these beams behave in the water By means of a graphic presentation the Beam Visualization dialog box attempts to give you a better understanding of how the acoustic beams are transmitted into the water Open the Beam Visualization dialog box from the Setup menu Procedure 1 At the bottom of the display presentation select a suitable presentation mode...

Page 60: ...te the Vertical view The view shows you a vertical slice of the echo data The direction of the slice is the same as the current bearing The area covered by the vertical beam is shown as a triangle in the Horizontal view You can change the bearing on the Main menu You can also select the bearing line in a Horizontal view and drag it sideways The upper horizontal line in the view represents the wate...

Page 61: ...s not offer any echo data The progress bar at the top of the Catch view shows you the amount of net that has been spent The sequence starts when you shoot the net A line of X es in the vertical views shows the bottom of the purse seine The depth is defined for the fishing gear you have chosen The depth is calculated from the sink rate you have defined for the fishing gear Use Purse Depth on the Co...

Page 62: ...lso reduce the resolution 6 At the bottom of the display presentation select a suitable presentation mode and activate the Plane view The Plane view presents the echo data in a horizontal sector fan The sector direction can be changed in both vertical and horizontal directions The tilt is drawn in the Vertical and Horizontal views as two dotted lines The same dotted lines are shown in the Horizont...

Page 63: ... in the bottom left and right corners of the view These labels show you the time in order to identify the scale of the horizontal axis When enabled equidistant horizontal scale lines are drawn in the view to indicate the range The Horizontal Scroll function controls how fast the echoes shall travel across the Inspection views Tip To fully understand how the beams behave in this view use the Beam V...

Page 64: ... This may be for example how fast your ST90 system can handle the information from each ping how fast it communicates with external peripherals or how long time it uses to save data 4 Set Tx Power to Maximum Result The ST90 system is now transmitting acoustic pulses pinging into the water Related topics Getting started page 34 Starting normal operation page 52 Operation function page 431 Adjusting...

Page 65: ...ing Procedure 1 Click in the view you want to activate The active view is identified with a thicker border Unless you use the Apply to all function all changes you make will only be applied to this view 2 Use the joystick to make the adjustment Tip Optionally Turn the relevant rotary switch to make the adjustment The Mk2 Operating Panel is fitted with three rotary switches The switches are identif...

Page 66: ...o compensate for this it is often necessary to adjust the sensitivity of the ST90 system This adjustment is commonly referred to as gain Context You can compare this gain setting with the volume control on your car radio When the gain is increased the echoes will appear stronger Weak echoes will be easier to see However since you also increase the acoustic noise in the reception the echo presentat...

Page 67: ...or example an island as reference Procedure 1 Click in the view you want to activate The active view is identified with a thicker border Unless you use the Apply to all function all changes you make will only be applied to this view 2 Use the joystick to make the adjustment Tip Optionally Turn the relevant rotary switch to make the adjustment The Mk2 Operating Panel is fitted with three rotary swi...

Page 68: ... the sonar beams The transmitted sonar beams can be tilted electronically Context The current tilt is shown with a solid line in the Vertical view In the Horizontal view the current settings for range gain and tilt are shown in the top left corner of the view With 0 tilt the sonar beam is transmitted in parallel with the sea surface With 60 degrees tilt the beam is directed towards the bottom The ...

Page 69: ...empts to give you a better understanding of how the acoustic beams are transmitted into the water Open the Beam Visualization dialog box from the Setup menu Procedure 1 In a Vertical view click on the tilt line keep the mouse button depressed and drag the line up or down Optionally 2 Click in any view to make it active The active view is identified with a thicker border Unless you use the Apply to...

Page 70: ...s are shown in the Horizontal view Both bearings are shown as continuous lines pointing out from the sonar position The bearing in Horizontal 1 is shown with a solid line The bearing in Horizontal 2 is shown with a dotted line If you use a presentation mode with two vertical views you can set the Bearing function to two different values Both bearing lines are shown in the Horizontal view The beari...

Page 71: ...ntal view select the bearing line and drag it sideways Optionally 4 Observe the Main menu Its default location is on the right side of the display presentation 5 Select Bearing 6 Make the necessary adjustment The following methods can be used to adjust this setting a Select or to choose the requested setting b Place the cursor on the button Press and hold the left mouse button Move the cursor hori...

Page 72: ...rns off the Processor Unit and the Transceiver Unit Exit to Operation System closes the ST90 program Both functions will also retract the transducer or 2 On the Operating Panel press Power and keep it depressed for a few seconds In the Power Off dialog box select Power off or Exit to Operating System 3 Wait while the ST90 program closes and the Transceiver Unit is turned off 4 Turn off the display...

Page 73: ... to select the language to be used in the display presentations menus and dialog boxes Context With a few exceptions the chosen language will also be used for all other texts in the user interface The context sensitive online help may not be available for the language you choose If your language is not supported the English help is provided Procedure 1 Open the Setup menu 2 Select the middle of th...

Page 74: ...One specific frequency may perform better than the others on your vessel To measure the noise level observe the value presented on the Noise page in the BITE dialog box We recommend that you do this test twice First do the test with all other hydroacoustic systems echo sounders ADCP sonars turned off Second do the test with normal operating conditions This allows you to see how the other hydroacou...

Page 75: ...want to hide the menu from the display presentation This gives you more space for echo information Context The menu system is by default located on the right side of the display presentation The menus are organized in a tree structure with a main menu a set of secondary menus and several menu buttons Tip The Menu on the right side option is provided in the Display Options dialog box By deselecting...

Page 76: ...the top bar allows you to make a copy of the current display presentation You can also use the Screen Capture button on the Operating Panel Procedure Choosing screen capture mode 1 Open the Setup menu 2 Select Screen Captures a Select screen capture mode Single In Single mode one screen capture is taken every time you select Screen Capture on the top bar Sequence In Sequence mode a new screen capt...

Page 77: ...ve these settings Context The User Settings dialog box is used to store your favourite settings These settings can be related to different operations environmental conditions or basic personal preferences You can use different settings to create as many user profiles as you like and give them any name All the settings you have chosen using functions and dialog boxes in the user interface are saved...

Page 78: ...ing into the water You can disable the transmission altogether set it to operate as fast as possible or select a time interval Context Once pinging is On use Transmission Mode to choose how often the ST90 system shall transmit ping Use it to control the behaviour of the transmissions pinging Single Ping The ST90 system transmits pings only when you click the ping symbol on the Transmission Mode bu...

Page 79: ...the button to choose a value Select the middle of the button to open it If you have a keyboard connected to the ST90 system type the requested value You can also change the value by selecting and holding the middle of the button and move the cursor sideways Drag the cursor sideways to increase or decrease the value Release the mouse button when requested value is shown or 5 Set Transmission Mode t...

Page 80: ...n the publication Note To open the online help on its start page select Help on the top bar To read about a dialog box and the options provided select the button in its top right corner The context sensitive online help may not be available for the language you have chosen for the user interface If your language is not supported the English help is provided Related topics Updating the online help ...

Page 81: ...ording and exporting processed echo data page 133 Capturing the display presentation in image and video files page 138 Setting up presentation modes and views page 145 Defining the visual information in the sonar views page 149 Using maps page 152 Defining settings related to user preferences and individual customizing page 156 Saving retrieving and handling user settings page 169 Defining the use...

Page 82: ...ducer 2 Turn on the display s If required refer to the instructions provided by the display manufacturer 3 On the Operating Panel press Power and keep it depressed for a few seconds The blue indicator light in the button flashes while the Operating Panel establishes contact with the Processor Unit When the connection has been made the blue indicator light is lit permanently Wait while the operatin...

Page 83: ...he indicator lamp is lit and the audible signal stops Alternatively use the Hull Unit function on the top bar to lower the transducer 7 At the bottom of the Main menu observe that the Operation icon is flashing The icon is flashing to indicate that even if the ST90 system is turned on pinging is disabled The ST90 system is in Normal mode but TX Power is set to Off to prevent transmissions This is ...

Page 84: ...spect that the transducer shaft is seriously damaged with holes do not retract the transducer to its upper position To prevent serious damage to the vessel or the vessel stability you must have a water pump and a warning system in the sonar room Procedure 1 Make sure that you have sufficient water depth below the keel before you lower the transducer 2 Select Hull Unit on the top bar to open the Hu...

Page 85: ...Power off or Exit to Operating System Power Off turns off the Processor Unit and the Transceiver Unit Exit to Operation System closes the ST90 program Both functions will also retract the transducer or 2 On the Operating Panel press Power and keep it depressed for a few seconds In the Power Off dialog box select Power off or Exit to Operating System 3 Wait while the ST90 program closes and the Tra...

Page 86: ...t pinging In order to transmit ping you must set the ST90 system to Normal operating mode This is the default mode when the ST90 system is turned on Context The Operation function controls the operating mode of the ST90 system Normal mode allows the ST90 system to transmit ping through the water and to receive the echoes Caution You must never permit the ST90 system to transmit ping when the ship ...

Page 87: ...fast your ST90 system can handle the information from each ping how fast it communicates with external peripherals or how long time it uses to save data 4 Set Tx Power to Maximum Result The ST90 system is now transmitting acoustic pulses pinging into the water Related topics Operating procedures page 79 Choosing operating mode and key transmit parameters page 84 Selecting Normal mode to start ping...

Page 88: ...eration to Replay The replay bar opens automatically It is positioned directly below the top bar at the top of the display presentation If you need to select which files to replay select Replay File under the Operation button You can also select the large button in the middle of the replay bar 3 Select Play Pause to start the playback 4 To stop the replay choose any other operating mode Related to...

Page 89: ...e mode will still allow the ST90 system to receive echoes To select passive mode set Operation to Normal Noise Filter and Tx Power to Off Procedure 1 Open the Operation menu 2 Set Operation to Inactive When the ST90 system is disabled with this function it will stop The transmission pinging stops The current echoes are removed from the display presentation Related topics Operating procedures page ...

Page 90: ...ossible Procedure 1 Open the Operation menu 2 Set Operation to Normal 3 Set Transmission Mode to Maximum The time between each ping the ping rate depends mainly on the current range How fast your Processor Unit communicates with external peripherals may also have an effect on the ping rate Related topics Operating procedures page 79 Choosing operating mode and key transmit parameters page 84 Setti...

Page 91: ... can transmit single pings by selecting the ping symbol on the right side of the button Procedure 1 Open the Operation menu 2 Set Operation to Normal 3 Set Transmission Mode to Single Ping 4 Select the ping symbol on the right side of the button to transmit one single ping Related topics Operating procedures page 79 Choosing operating mode and key transmit parameters page 84 Setting up the ST90 sy...

Page 92: ...n to Normal 3 Set Transmission Mode to Interval 4 Specify the interval between each ping a Select either side of the button to choose a value b Select the middle of the button to open it If you have a keyboard connected to the ST90 system type the requested value You can also change the value by selecting and holding the middle of the button and move the cursor sideways Drag the cursor sideways to...

Page 93: ...ed fish If you work in vicinity of other vessels using hydroacoustic systems in the same frequency range as your ST90 system interference may cause problems Reducing the output power is not a practical way to deal with interference It is more efficient to change the operating frequency To investigate unknown and or unfamiliar targets some user prefer to reset the ST90 system by turning off all the...

Page 94: ...frequency One specific frequency may perform better than the others on your vessel To measure the noise level observe the value presented on the Noise page in the BITE dialog box We recommend that you do this test twice First do the test with all other hydroacoustic systems echo sounders ADCP sonars turned off Second do the test with normal operating conditions This allows you to see how the other...

Page 95: ...s with high noise levels and try to avoid using them Tip The factory default settings include operating frequency If you apply these settings remember to make the appropriate changes afterwards Related topics Operating procedures page 79 Choosing operating mode and key transmit parameters page 84 Frequency function page 476 Operating procedures ...

Page 96: ... as gain Context You can compare this gain setting with the volume control on your car radio When the gain is increased the echoes will appear stronger Weak echoes will be easier to see However since you also increase the acoustic noise in the reception the echo presentations will also show this noise Too much gain may therefore distort the presentation Comparing the gain function with the volume ...

Page 97: ... example an island as reference Procedure 1 Click in the view you want to activate The active view is identified with a thicker border Unless you use the Apply to all function all changes you make will only be applied to this view 2 Use the joystick to make the adjustment Tip Optionally Turn the relevant rotary switch to make the adjustment The Mk2 Operating Panel is fitted with three rotary switc...

Page 98: ...nsducer and the target s the greater the loss of energy TVG Time Variable Gain compensates for the loss of acoustic energy due to geometric spread and absorption Context The TVG Time Variable Gain compensation is designed to counteract the natural phenomena of geometric spread and absorption loss In the ST90 system the TVG compensation is made using digital signal processing software The TVG compe...

Page 99: ... depend on the operational environment such as water temperature salinity interference and layers in the water column The selected range is divided into identical distances These are shown as dotted circles They are referred to as range rings An adjustable range ring can be added to the Horizontal and Vertical views This ring is referred to as the variable range ring Procedure 1 Click in the view ...

Page 100: ... setting in all the views in the current presentation mode Related topics Operating procedures page 79 Controlling the gain and range settings page 94 Range function page 420 Expanding the range within the sonar view In some situations you may wish to expand the range in the sonar presentations Use View Range to expand the range shown in the relevant views to any percentage of the original Range s...

Page 101: ...olled Gain and AGC Automatic Gain Control The Display Gain is applied at the end of the filter sequence in the ST90 system This means that you can use Display Gain if you are not completely satisfied with the results of the automatic gain functionality Context Display Gain controls the amount of echo that is displayed in other words the strength or intensity of the echo presentation The function t...

Page 102: ...f the sonar beams The transmitted sonar beams can be tilted electronically Context The current tilt is shown with a solid line in the Vertical view In the Horizontal view the current settings for range gain and tilt are shown in the top left corner of the view With 0 tilt the sonar beam is transmitted in parallel with the sea surface With 60 degrees tilt the beam is directed towards the bottom The...

Page 103: ...pts to give you a better understanding of how the acoustic beams are transmitted into the water Open the Beam Visualization dialog box from the Setup menu Procedure 1 In a Vertical view click on the tilt line keep the mouse button depressed and drag the line up or down Optionally 2 Click in any view to make it active The active view is identified with a thicker border Unless you use the Apply to a...

Page 104: ...shown in the Horizontal view Both bearings are shown as continuous lines pointing out from the sonar position The bearing in Horizontal 1 is shown with a solid line The bearing in Horizontal 2 is shown with a dotted line If you use a presentation mode with two vertical views you can set the Bearing function to two different values Both bearing lines are shown in the Horizontal view The bearing for...

Page 105: ...elect the bearing line and drag it sideways Optionally 4 Observe the Main menu Its default location is on the right side of the display presentation 5 Select Bearing 6 Make the necessary adjustment The following methods can be used to adjust this setting a Select or to choose the requested setting b Place the cursor on the button Press and hold the left mouse button Move the cursor horizontally ov...

Page 106: ...ks on a position defined by its latitude longitude and depth The phrase position is used to identify a fixed echo in the display presentation that you wish to act upon The echo may for example be from a shallow reef or rock You must decide which echoes that shall be classified as positions and whether you shall start position tracking The bearing and tilt settings are automatically adjusted to com...

Page 107: ...rocedures page 79 Using the markers and tracking features page 104 Starting a target track During normal operation some echoes are clearly more interesting than others In many situations specific echoes may be regarded as targets To set up the ST90 system to provide such information you can start target tracking Context A target track permits the ST90 system to automatically control the tilt and b...

Page 108: ...es if you give priority to another marker The tracking of the first target will however not stop and the target marker is still shown Tip Relevant information about the tracked object can be found in the bottom left corner of the view If you think the text is small and hard to read double click on the text field This will increase the text size Procedure 1 Place the cursor over the echo you wish t...

Page 109: ...fs To keep track of potentially dangerous places you place markers on them The marker is stationary It has a specified range bearing and depth related to your own vessel If the echo moves in the display presentation the marker will not follow Procedure 1 Place the cursor over the echo in the display presentation 2 Press Marker on the Operating Panel Result Once an echo has been provided with a mar...

Page 110: ... the shortcut menu 6 Select Delete Marker Related topics Operating panels page 35 Objects menu page 400 Shortcut menus page 412 Operating procedures page 79 Using the markers and tracking features page 104 Measuring the size of a school relative to the purse seine Estimating the size of a school can sometimes be challenging A single circle marker can be placed in the display presentation The circl...

Page 111: ...12 Operating procedures page 79 Using the markers and tracking features page 104 Using visual aids during the purse seine catch phase The gear symbol is provided as a tool to help you plan and shoot the purse seine The symbol is intended to be used in a structured sequence that starts when you plan to shoot the purse seine Prerequisites To provide an accurate visual presentation the ST90 system ne...

Page 112: ...he vessel movements and acts as a guideline for your manoeuvring The history line shows the movements of your vessel Since the ST90 system knows the length of your net it places a second marker on this line when half the length has been spent When the entire net has been spent a third rectangular marker is shown The progress bar at the top of the Catch view shows you the amount of net that has bee...

Page 113: ...ng can not be started Context Illustration A Each Tracking Area option controls the distance from the inner to the outer radius of the area B The width of the area is fixed and stretches across a predefined number of beams This means that the actual width depends on the distance from your vessel to the area The Tracking Area function is used to select the physical size of the area You can choose f...

Page 114: ...s Use the Tracking Area Setup dialog box to change the size of the predefined area sizes Related topics Operating procedures page 79 Using the markers and tracking features page 104 Defining the physical size of the tracking area page 113 Tracking Area function page 453 Tracking Area Setup dialog box page 508 Simrad ST90 Reference Manual ...

Page 115: ...stance from your vessel to the area The Tracking Area function is used to select the physical size of the area You can only define the area size as the distance from the inner to the outer radius of the area The width of the area is fixed and stretches across a predefined number of beams To track a target efficiently the area should be as small as possible For example use a small area if you track...

Page 116: ...ea Setup dialog box page 508 Choosing the fishing gear in use By defining the type of fishing gear you are using the ST90 system may provide more accurate visual presentations The Fishing Gear function allows you to define the size of your trawl or purse seine Prerequisites Use the Fishing Gear Setup dialog box to change the fishing gear properties to match your own equipment Context Accurate fish...

Page 117: ...es are important for the following functionality Circle Marker Gear Symbol Catch view Procedure 1 Open the Setup menu 2 Under Fishing Gear select Fishing Gear Setup to open the dialog box 3 If the relevant gear is not listed select Add Fishing Gear a In the Add Fishing Gear dialog box select gear type and gear name b Select OK to save the selected settings and close the dialog box 4 On the list of...

Page 118: ...ng procedures page 79 Using the markers and tracking features page 104 Choosing the fishing gear in use page 114 Using visual aids during the purse seine catch phase page 109 Fishing Gear function page 454 Fishing Gear Setup page page 602 Add Fishing Gear dialog box page 509 Simrad ST90 Reference Manual ...

Page 119: ...trol function page 119 Reducing propeller noise and interference with the Noise Filter page 120 Reducing bottom and surface reverberation with the RCG Reverberation Controlled Gain function page 121 Reducing noise and false echoes with the Ping Ping Filter page 123 Reducing the strong bottom echo to see fish close to the seabed page 124 Adjusting the intensity of the echo presentations page 125 Op...

Page 120: ...cluded only to illustrate the complete signal path Related topics Operating procedures page 79 Improving the recognition of fish and schools using receiver filters page 117 Reducing noise and reverberation with the AGC Automatic Gain Control function page 119 Reducing propeller noise and interference with the Noise Filter page 120 Reducing bottom and surface reverberation with the RCG Reverberatio...

Page 121: ... then activate the AGC The AGC works best with even background homogenous noise conditions and pronounced targets With uniform environmental conditions you may benefit from strong compensation However if you are looking at scattered fish reduce the automatic gain control and try to add normal gain instead If you work close to other vessels the noise from their propellers may be misinterpreted as e...

Page 122: ...nterference Even with synchronization activated the noise from other nearby vessels may cause noise Context The Noise Filter is used to minimize the interference from other acoustics systems sonars and echo sounders on your own and or other vessels The filter also suppresses noise from your propellers and from other similar noise sources The Noise Filter is very effective if you are bothered by st...

Page 123: ...Reverberation is often regarded as noise There are several types of reverberation Volume reverberation The volume reverberation is caused by minute plankton and air bubbles in the water This reverberation has often daily cycles in intensity Surface reverberation The surface reverberation depends on the weather condition and the waves Bottom reverberation The bottom reverberation depends on the rou...

Page 124: ...htly different algorithm than the other scattered fish settings Scattered Use for scattered fish This setting uses a slightly different algorithm than the other scattered fish settings 7 Use for scattered fish This setting uses an algorithm dedicated for higher bandwidth 8 Use for schools This setting uses an algorithm dedicated for higher bandwidth 9 Use for schools This setting uses an algorithm...

Page 125: ...w the filter to compare the echoes from the latest two pings For the current echo to be shown it must be present in both of these pings Medium Choose Medium to compare the echoes from the latest four pings For the current echo to be shown it must be present in all of these pings Strong Select Strong to allow the filter to compare the echoes from the latest eight pings For the current echo to be sh...

Page 126: ...th a thicker border 2 Open the Active menu 3 Select Bottom Filter Threshold 4 Select a value from the options provided Select a Bottom Filter Threshold value to control the strength of the filter A higher numerical value increases the filter efficiency and reduces the bottom echo accordingly The choice you make is by default only applied to the currently selected active view Select the middle of t...

Page 127: ...e ST90 system For all practical purposes adjusting Display Gain has the same effect as adjusting Gain Adjust the Display Gain so that you can see the targets without too much noise and reverberation The chosen setting is a matter of personal preferences Procedure 1 Open the Display menu 2 Select Display Gain 3 Adjust the setting to fit your requirements To change the setting move the cursor to eit...

Page 128: ... where you wish to store the data files If you wish to save your recorded data on an external hard disk make sure that it is connected to the computer Unless you really need to record data for playback and or training purposes you should use this function with care The data files will fill you hard disk very fast The File Setup settings control how and where the recorded files are saved on the har...

Page 129: ...ST90 system to save echo data The data files can be copied or moved to an external storage device You can keep the recorded files for future reference training purposes and calibration The recording is controlled by the Record function Prerequisites Before you start data recording make sure that you have defined where to store the files To define which disks and folders to use to save the data fil...

Page 130: ...ht side of the Record RAW button Related topics Operating procedures page 79 Recording and replaying echo data page 126 Defining the file and folder settings for data recording page 126 Record RAW function page 434 Accessing the echo data files to delete move or copy them Use the data recording functionality provided by the ST90 system to save echo data You can save the data to the hard disk or on...

Page 131: ...elect the ST90 button on the operating system taskbar to restore the application window Related topics Operating procedures page 79 Recording and replaying echo data page 126 Record RAW function page 434 Replay File dialog box page 494 Selecting Replay mode Replay mode allows you to play back previously recorded raw data The ST90 system can not operate normally while in Replay mode Neither transmi...

Page 132: ... the top of the display presentation If you need to select which files to replay select Replay File under the Operation button You can also select the large button in the middle of the replay bar 3 Select Play Pause to start the playback 4 To stop the replay choose any other operating mode Related topics Operating procedures page 79 Choosing operating mode and key transmit parameters page 84 Selec...

Page 133: ... File dialog box E Playback Progress This bar shows you the progress of the replay sequence If you have chosen to restart the replay file s automatically in a loop the green indicator starts from left every time the file restarts Procedure 1 Open the Operation menu 2 Select Operation to see the available choices 3 Select Replay File to open the dialog box The Replay File dialog box allows you to c...

Page 134: ...ar opens automatically It is positioned directly below the top bar at the top of the display presentation Related topics Operating procedures page 79 Recording and replaying echo data page 126 Replay File dialog box page 494 Simrad ST90 Reference Manual ...

Page 135: ...dealer for more information Context The File Setup settings control how and where the recorded files are saved on the hard disk or on an external storage device By adding a prefix to the file names you can identify the files you have recorded during a specific survey You can also define a maximum size of the files Note The data files will normally become very large If you wish to record large amou...

Page 136: ...r to another computer on the network You can keep the recorded files for scientific studies future references or for training purposes The recording is controlled by the Record Processed function Prerequisites Before you start data recording make sure that you have defined where to store the files To define which disks and folders to use to save the data files use the File Setup page The File Setu...

Page 137: ...ke sure that the Record Processed function is available If the Record Processed function is unavailable it is most likely because you have forgotten to specify an output format Use Processed Data to File to define which processed data formats to save and where to place the files This page is located in the Output dialog box 2 To start data recording open the Record Processed button and select On A...

Page 138: ...ed data is an optional function In order to use this functionality a dedicated software license is required Contact you local dealer for more information Context Processed data files can not be played back on the ST90 system Procedure 1 Connect a suitable storage device to the Processor Unit 2 If you have a computer keyboard connected press Win E to open the file manager 3 Without a keyboard a Sel...

Page 139: ...442704 A 137 Related topics Recording and exporting processed echo data page 133 Operating procedures page 79 Record Processed function page 436 Operating procedures ...

Page 140: ...n choose either a single screen capture or a sequence with multiple screen captures Each screen capture you make is saved in jpg format on the Processor Unit hard disk The file name reflects the current date and time Procedure 1 Make sure that the screen capture mode is set to Single You can choose either a single screen capture or a sequence with multiple screen captures Open the Screen Captures ...

Page 141: ...e mode page 140 Accessing the screen capture images to delete move or copy them page 141 Screen Capture page 312 Screen Captures dialog box page 459 Capturing the display presentation using one image for each ping During normal operation it can be useful to capture a sequence of display presentations Context Each screen capture you make is saved in jpg format on the Processor Unit hard disk The fi...

Page 142: ...tation in image and video files page 138 Capturing the display presentation in an image page 138 Capturing the display presentation using one image for each ping page 139 Choosing screen capture mode page 140 Accessing the screen capture images to delete move or copy them page 141 Screen Capture page 312 Screen Captures dialog box page 459 Choosing screen capture mode While using the ST90 system y...

Page 143: ...ge page 138 Capturing the display presentation using one image for each ping page 139 Choosing screen capture mode page 140 Accessing the screen capture images to delete move or copy them page 141 Screen Captures dialog box page 459 Accessing the screen capture images to delete move or copy them When the screen capture images have been saved you may wish to delete them copy them or move them to a ...

Page 144: ...pics Operating procedures page 79 Capturing the display presentation in image and video files page 138 Capturing the display presentation in an image page 138 Capturing the display presentation using one image for each ping page 139 Choosing screen capture mode page 140 Accessing the screen capture images to delete move or copy them page 141 Screen Captures dialog box page 459 Capturing the displa...

Page 145: ...rding 3 Select Screen Recording on the top bar one more time to stop the recording Related topics Operating procedures page 79 Capturing the display presentation in image and video files page 138 Capturing the display presentation in a video file page 142 Selecting where to save the video files page 143 Screen Recording page 311 Screen Recording page page 528 Selecting where to save the video file...

Page 146: ...he Output dialog box opens This dialog box contains a number of pages selected from the menu on the left side 4 Select Screen Recording to open the page 5 Select Browse to locate the desired folder This function uses a standard operating system dialog box 6 Select OK to save the selected setting and close the dialog box Related topics Operating procedures page 79 Capturing the display presentation...

Page 147: ...re size the views in the display presentation Context The physical location and size of each view can be changed individually The content in a view that changes size will automatically be adjusted to take full advantage of the space available Procedure 1 Open the Display menu 2 Set Docking Views to On 3 Click in the title bar of the view that you want to move The frame of the selected view will ch...

Page 148: ...hanges size will automatically be adjusted to take full advantage of the space available Procedure 1 We recommend that you first save your current user settings When a complete reorganisation of the view positions and sizes have been completed you may wish to restore the presentation to what it was before you changed it You must use the User Settings dialog box to do this We suggest that you save ...

Page 149: ...you have used Docking Views to rearrange the position and size of your views you must use User Settings to restore all the views to their default positions Context With the Docking Views function you can move and re size the views in the display presentation When a complete reorganisation of the view positions and sizes have been completed you may wish to restore the presentation to what it was be...

Page 150: ...ting up presentation modes and views page 145 Moving a view to another display page 145 Rearranging the layout of the echo presentations page 146 Restoring the locations and sizes of the views page 147 Docking Views function page 450 Simrad ST90 Reference Manual ...

Page 151: ...cedure 1 Open the Display menu 2 Locate the Motion function 3 Select or to choose the requested setting True Motion In True Motion mode the view is kept geographically motionless The vessel symbols moves around in the view to reflect its true movements If the symbol attempts to leave the view the presentation is automatically adjusted Relative In Relative mode the view is continuously updating its...

Page 152: ...nu 4 Set Current Vector to On If you select Apply to All your setting is applied to all the views that support the functionality 5 Select Display Options to open the dialog box This dialog box contains a number of pages selected from the menu on the left side 6 Select Current Flow to open the page The Current Flow page allows you how to present the direction of the sea current 7 Choose the require...

Page 153: ...Setup menu select Installation c On the left side of the Installation dialog box select Sensor Installation d For Type select External Objects to import information from relevant devices e Select which port you want to import the sensor information on f Type a custom name to identify the interface in other dialog boxes g Select which datagram s you want to import from the sensor h If relevant spec...

Page 154: ...t be used for navigation Context The map is only shown in Horizontal views when Range Projection is set to True Procedure 1 At the bottom of the display presentation select a suitable presentation mode and activate the Horizontal view 2 Open the Active menu 3 Set Range Projection to True The distance to a target located anywhere in the water column can be measured in two ways This can either be th...

Page 155: ...ments to include in the map presentation Context The map is only shown in Horizontal views when Range Projection is set to True Procedure 1 Open the Display menu 2 Select Display Options to open the dialog box 3 Select Map Display on the menu to open the page 4 Select which map elements you want to include Note These map settings are only valid for WMS Web Map Service maps from a KONGSBERG navigat...

Page 156: ... menu 2 Select Display Options to open the dialog box 3 Select Safety Depth to open the page 4 Select the settings you want to use Note These map settings are only valid for WMS Web Map Service maps from a KONGSBERG navigation system 5 Select OK to save the selected settings and close the dialog box Related topics Operating procedures page 79 Using maps page 152 Safety Depth page page 535 Choosing...

Page 157: ...rld Map Service maps from a KONGSBERG navigation system are supported 5 Type the correct URL to make contact with the map server 6 Select OK to save the selected settings and close the dialog box Related topics Operating procedures page 79 Using maps page 152 Map Setup page page 603 Operating procedures ...

Page 158: ...nging the colour palette skin used in the display presentations page 163 Choosing the colours used to present the echoes page 163 Selecting measurement units page 164 Configuring the environmental parameters page 165 Setting up the alarm limits for system protection page 166 Selecting menu language You may prefer to use the ST90 system with the user interface in your own language The Language func...

Page 159: ...rating parameters you may want to hide the menu from the display presentation This gives you more space for echo information Context The menu system is by default located on the right side of the display presentation The menus are organized in a tree structure with a main menu a set of secondary menus and several menu buttons Tip The Menu on the right side option is provided in the Display Options...

Page 160: ...play menu 2 Select Display Options to open the dialog box 3 Select General to open the page 4 Deselect Menu on the right side 5 Select OK to save the selected setting and close the dialog box Related topics Operating procedures page 79 Defining settings related to user preferences and individual customizing page 156 General page page 530 Selecting the information to appear on the top bar The top b...

Page 161: ...ersal Time UTC on the bottom bar You can set up the ST90 system to show Coordinated Universal Time UTC When disabled the ST90 system uses local time Prerequisites To enable UTC time your ST90 system must be set up to accept the NMEA ZDA datagram The NMEA ZDA datagram contains the universal time code UTC day month year and local time zone Context This is an on off switch The time is shown on the bo...

Page 162: ...and a small information box is shown By default the information is related to the exact position of the cursor Each tooltip represents a specific piece of information and they are listed separately The Tooltip page offers a range of on off switches Each tooltip is presented in the list and you can enable or disable each of them independently Procedure 1 Open the Display menu 2 Select Display Optio...

Page 163: ...n to open it If you have a keyboard connected to the ST90 system type the requested value Related topics Operating procedures page 79 Defining settings related to user preferences and individual customizing page 156 Panel Backlight function page 446 Reducing the light emitted from the display presentation When the bridge is dark the light emitted by the display presentation can affect your night v...

Page 164: ... provided by the ST90 system can be placed anywhere on top of the Inspection views in the presentation In order not to loose information the panes have been designed so you can see through them The degree of transparency can be controlled with this Transparency function You can adjust the setting from 0 no transparency to 90 almost full transparency in steps of 1 Procedure 1 Open the Display menu ...

Page 165: ...age 79 Defining settings related to user preferences and individual customizing page 156 Colour Setup dialog box page 449 Choosing the colours used to present the echoes Several different colour scales are predefined and available for the presentation of the echoes You can easily choose which colours to use The presentation colours have no effect on the operational performance of the ST90 system C...

Page 166: ...d to user preferences and individual customizing page 156 Colour Setup dialog box page 449 Selecting measurement units The ST90 system is prepared to work with several international standards for units of measurements From the Units page you control which units of measurements that are used Context The user interface presents many measurements These measurements are for example related to depth ra...

Page 167: ...nmental parameters such as salinity and sound speed play an important part to present accurate echo data Use the Environment parameters to define these values Depending on the current sea and weather conditions you may need to change these values frequently Context In order to obtain accurate echoes it is very important that the sound speed through the water is set correctly Several parameters are...

Page 168: ...fy alarm limits for the hull unit and the transducer Additional system protection features are also listed These function are automatically monitored by the software in the ST90 system You are not permitted to change the alarm limits If an alarm limit is exceeded a relevant message is issued by the ST90 system At the same time the relevant descriptive text is provided with a dark background Proced...

Page 169: ... permitted to change the alarm limits If this voltage differs from the defined tolerances alarm message AKH11 will be initiated Transmission is inhibited due to a high voltage in the power supply Tx Inhibit Operation Mode This feature activates the system protection to make sure that the ST90 system does not transmit ping when you have chosen Replay or Inactive mode Hull Unit You must specify a ma...

Page 170: ...ges to these settings 5 At the bottom of the page select Apply to save your settings 6 Continue your work in the Installation dialog box or select OK to close it Related topics Operating procedures page 79 Defining settings related to user preferences and individual customizing page 156 System Protection page page 599 Simrad ST90 Reference Manual ...

Page 171: ... It is a good idea to save these settings Context The User Settings dialog box is used to store your favourite settings These settings can be related to different operations environmental conditions or basic personal preferences You can use different settings to create as many user profiles as you like and give them any name All the settings you have chosen using functions and dialog boxes in the ...

Page 172: ...c personal preferences You can use different settings to create as many user profiles as you like and give them any name All the settings you have chosen using functions and dialog boxes in the user interface are saved To activate either a factory setting or a saved setting select the relevant name in one of the lists then select Activate Selected Setting Tip The Operating Panel allows you to assi...

Page 173: ...em any name All the settings you have chosen using functions and dialog boxes in the user interface are saved To rename a user setting select its name in the list and then select Rename The factory settings can not be renamed Procedure 1 Observe the Main menu Its default location is on the right side of the display presentation 2 Select User Settings Observe that the User Settings dialog box opens...

Page 174: ...to create as many user profiles as you like and give them any name All the settings you have chosen using functions and dialog boxes in the user interface are saved To delete a user setting select its name in the list and then select Delete The factory settings can not be deleted Note There is no undo Procedure 1 Observe the Main menu Its default location is on the right side of the display presen...

Page 175: ...e chosen using functions and dialog boxes in the user interface are saved To activate either a factory setting or a saved setting select the relevant name in one of the lists then select Activate Selected Setting The factory settings cannot be changed When you want to apply the factory settings a small dialog box opens to request your confirmation Note Unless they are saved all your current settin...

Page 176: ... ST90 system supports three different operating panels These are referred to as Mk1 Mk2 and Mk3 The Mk1 Operating Panel is connected to the Processor Unit with three cables The dual interface cable provides power and serial communication The USB interface cable is used to read the trackball movements The Processor Unit must be fitted with a custom made interface board A small commercial power supp...

Page 177: ...e it Related topics Defining the user selected features on the Operating Panel page 174 Operating Panel page page 587 Assigning user settings or presentation modes to the Operating Panel The User Settings dialog box is used to store your favourite settings These settings can be related to different operations environmental conditions or basic personal preferences You can use different settings to ...

Page 178: ...ft corner of the Horizontal view The identifying number refers to the User Setting number on the Operating Panel page Click on the text to make it larger Click one more time to restore the original font size Procedure 1 Open the Setup menu 2 On the Setup menu select Installation Observe that the Installation menu opens This dialog box contains a number of pages selected from the menu on the left s...

Page 179: ... the programmable buttons This page is located in the Installation dialog box The Installation dialog box is located on the Setup menu The following functions can be assigned Horizontal Range This is the range setting in the Horizontal view Vertical Range This is the range setting in the Vertical view Inspection Range This is the range setting in the Inspection view Horizontal Range 2 This is the ...

Page 180: ...Switch Options assign one function to each rotary switch on the Operating Panel 6 For the Mk3 Operating Panel assign one function to each rotary switch when you press it 7 At the bottom of the page select Apply to save your settings 8 Continue your work in the Installation dialog box or select OK to close it Related topics Defining the user selected features on the Operating Panel page 174 Operati...

Page 181: ...the same function as Set New Ship Centre on the shortcut menu Place the cursor anywhere in the view and press the button The function moves the vessel symbol to the selected position Zoom Place the cursor anywhere in the view right click and select Zoom Only one zoom level is provided Select Zoom one more time to restore the original view Menu Off This is an on off function Unless you need to make...

Page 182: ...t Installation Observe that the Installation menu opens This dialog box contains a number of pages selected from the menu on the left side 3 On the left side of the Installation dialog box select Operating Panel 4 Select which operating panel to use 5 Under Button Options assign one function to each Fx button on the Operating Panel 6 At the bottom of the page select Apply to save your settings 7 C...

Page 183: ...ed with its geographical location This marker location can be very useful for other instruments For example you can export this information to a chartplotter Prerequisites A compatible instrument is connected to the ST90 system You have a vacant interface port on your Processor Unit The interface port is set up with the correct communication parameters Context In this context the phrase marker is ...

Page 184: ...n order to see this data traffic your ST90 system must be active and transmitting information to the peripheral system The Port Monitor dialog box provides one text box for incoming messages Rx Data and one for outgoing messages Tx Data Use these boxes and your knowledge of the data communication to investigate the datagrams The Port Monitor dialog box is a tool for debugging purposes It is neithe...

Page 185: ...T90 system allows you to re export this sensor information When activated the selected sensor information is sent out on the chosen communication port serial or LAN The following sensor data can be exported Navigation Procedure 1 Open the Setup menu 2 Select Output Observe that the Output dialog box opens This dialog box contains a number of pages selected from the menu on the left side 3 On the l...

Page 186: ...nical information Exporting technical information from the ST90 system to a hard disk or USB flash drive is often useful Both during normal use and perhaps preferably during software and hardware troubleshooting it can be helpful to share information Prerequisites It is assumed that you are familiar with the Microsoft operating system utilities for file handling You need a data storage device This...

Page 187: ...der name If you do not have a computer keyboard connected to your ST90 system select the Keyboard button to open an on screen keyboard 6 Select Save to start the data export Result Related topics Operating procedures page 79 Exporting sensor data marker positions and technical information page 181 Export dialog box page 463 Operating procedures ...

Page 188: ...nar room page 187 Setting up the interfaces to peripheral devices page 195 Inserting the installation parameters page 215 Installing and maintaining software page 230 Testing the noise conditions and the sonar functionality page 254 Preventive maintenance page 272 Simrad ST90 Reference Manual ...

Page 189: ...m the sonar room Topics Lowering and hoisting the transducer using the Hoist Lower Switch page 188 Lowering and hoisting the transducer using the hand crank page 190 Emergency lowering and hoisting using the two contactors page 192 Maintenance procedures ...

Page 190: ...he cabinet to control lowering and hoisting For normal operation from the Operating Panel the switch must be set to REMOTE Procedure 1 Make sure that you have sufficient water depth below the keel before you lower the transducer If your vessel is in dry dock make sure that you have sufficient height between the hull and the dry dock floor The space under the hull must be free from tools scaffoldin...

Page 191: ...the switch to position HOIST Hoisting is automatically stopped when the Upper Limit Switch is activated If necessary the transducer can be stopped in any position by setting the Hoist Lower Switch to STOP b Set the switch to position STOP 6 Locate the Hoist Lower Switch S302 Set the switch to position REMOTE Note For normal operation from the Operating Panel the switch must be set to REMOTE 7 Clos...

Page 192: ...ducer is manually lowered or hoisted Note When not in use the hand crank must always be placed inside the Motor Control Unit When removed from its storage position the hand crank releases a safety switch which disables hull unit operation Procedure 1 Make sure that you have sufficient water depth below the keel before you lower the transducer If your vessel is in dry dock make sure that you have s...

Page 193: ... stub shaft through the hole in the top cover h Locate the brake release screw on the motor i Use an 4 mm Allen key to rotate the screw clockwise until the motor brake is released j Turn the crank until the transducer is fully lowered 4 Hoisting the transducer a Turn the crank until the transducer is fully retracted b Loosen the brake release screw to engage the motor brake c Check with the hand c...

Page 194: ...rewdriver 3 phase voltage for the hoisting motor is available Context The two contactors are identified as K301 and K302 The Hoisting Contactor K301 and the Lowering Contactor K302 are located on the upper DIN rail in the Motor Control Unit Left side When activated the Hoisting Contactor K301 starts the motor in order to hoist the transducer Right side The Lowering Contactor K302 starts the motor ...

Page 195: ...e Hoist Lower Switch S302 Set the switch to position STOP This is for safety reasons 4 Lowering the transducer a Locate the Lowering Contactor K302 on the right side b Open the transparent plastic cover on the front of the contactor c Use a small screw driver and press the spring return actuator to apply voltage to the motor d Lower the transducer and STOP before you reach the bottom position 5 Ho...

Page 196: ...194 442704 A Related topics Maintenance procedures page 186 Lowering and hoisting the transducer from the sonar room page 187 Simrad ST90 Reference Manual ...

Page 197: ...hical position To set up the communication parameters on the serial and LAN ports use the I O Setup page To select which sensors to install use the Sensor Installation page The Sensor Configuration page allows you to define a datagram priority so that the information from the most reliable sensor is used by the ST90 system You can also define manual values in case a sensor is unserviceable or not ...

Page 198: ...uration h Define the priority of the datagrams and set up relevant configuration parameters i At the bottom of the page select Apply to save your settings 4 Repeat for each sensor interface that you need to set up 5 Continue your work in the Installation dialog box or select OK to close it Related topics Maintenance procedures page 186 Setting up the interfaces to peripheral devices page 195 Pages...

Page 199: ... Setup menu When you work in the Installation dialog box you must always select Apply to save the changes made on a page You must do this before you continue working on a different page Procedure 1 Open the Setup menu 2 On the Setup menu select Installation Observe that the Installation dialog box opens This dialog box contains a number of pages selected from the menu on the left side 3 On the lef...

Page 200: ...se the Sensor Installation page Your current position is shown on the top bar if you have enabled this in the Display Options dialog box Prerequisites This procedure assumes that You have a vacant interface port on your Processor Unit You are familiar with NMEA and other relevant datagram formats You know how to set up the parameters for serial and local area network LAN communication The interfac...

Page 201: ...PS sensor to import information from a global positioning system 6 Select which port you want to import the sensor information on 7 If you want to check the communication parameters select Inspect Port Note You cannot make any changes here To change the communication parameters use the I O Setup page 8 If you want to check that the peripheral system is transmitting data to the ST90 system select M...

Page 202: ...Adjust with a positive value for Y if the sensor is located on the starboard side of the ship origin c Select the offset value on the Z axis vertical from the Ship Origin Adjust with a positive value for Z if the sensor is located under the ship origin 13 Select Add to save the new sensor interface you have defined The sensor interface is added to the Installed Sensors list on the Sensor Installat...

Page 203: ...normally The new sensor is physically connected to the ST90 system using a serial or network cable The sensor is turned on and in normal operation Neither tools nor instruments are required Context Note The input from a speed log is essential for operation Without speed information the ST90 system will neither be able to present correct navigational information nor compensate for vessel movements ...

Page 204: ... want to check that the peripheral system is transmitting data to the ST90 system select Monitor The Port Monitor dialog box provides one text box for incoming messages Rx Data and one for outgoing messages Tx Data Use these boxes and your knowledge of the data communication to investigate the datagrams The Port Monitor dialog box is a tool for debugging purposes It is neither required nor intende...

Page 205: ...interface port on your Processor Unit You are familiar with NMEA and other relevant datagram formats You know how to set up the parameters for serial and local area network LAN communication The interface port is set up with the correct communication parameters The ST90 system is turned on and operates normally The new sensor is physically connected to the ST90 system using a serial or network cab...

Page 206: ...lect Sensor Installation 5 For Sensor Type select Gyro to import information from a global positioning system 6 Select which port you want to import the sensor information on 7 If you want to check the communication parameters select Inspect Port Note You cannot make any changes here To change the communication parameters use the I O Setup page 8 If you want to check that the peripheral system is ...

Page 207: ...Z if the sensor is located under the ship origin 13 Select Add to save the new sensor interface you have defined The sensor interface is added to the Installed Sensors list on the Sensor Installation page 14 At the bottom of the dialog box select Apply to save your settings 15 Continue your work in the Installation dialog box or select OK to close it Further requirements On the left side of the In...

Page 208: ... sensor by rearranging the datagrams in a list You can also define manual values in case a sensor is unserviceable or not installed The ST90 system can communicate with several different sensor types Use the Sensor Installation page to define which external sensors your ST90 system will import information from You must also specify which datagram formats to use Note When you work in the Installati...

Page 209: ...pheral devices page 195 Sensor Configuration page page 570 Setting up the input from a motion reference unit MRU The information from a motion reference unit MRU normally heave roll and pitch information is imported into the ST90 system to increase the accuracy of the echo data The ST90 system is provided with a built in motion sensor to provide electronic stabilization of the sonar beams It is pl...

Page 210: ...pages selected from the menu on the left side Note If you want to use a serial line to interface the motion sensor and no COM ports are available you must first release a port on the I O Setup page If you choose a serial COM port to interface the motion sensor make sure that you do not put the same COM port to other use on the I O Setup page 4 Release an unused serial port COM port a On the left s...

Page 211: ...alog box select Apply to save your settings 8 Continue your work in the Installation dialog box or select OK to close it Further requirements If you choose a serial COM port to interface the motion sensor make sure that you do not put the same COM port to other use on the I O Setup page Note To align an external motion sensor to the internal sensor you may need to adjust the stabilization offset v...

Page 212: ...zation It can be set up to operate in either Master or Slave mode Note When you work in the Installation dialog box you must always select Apply to save the changes made on a page You must do this before you continue working on a different page Procedure 1 Connect the synchronization cable from the remote system to an available communication port on your computer This is described in the Installat...

Page 213: ...elected the ST90 system will not transmit ping unless an external trigger appears on the chosen synchronization port The peripheral system may be any other hydroacoustic product for example an echo sounder or sonar or even a dedicated synchronization system 7 Select Synchronization Delay This delay parameter is used differently depending on the chosen synchronization mode Stand alone The Synchroni...

Page 214: ...gregating devices and other similar items can be imported into the ST90 system Prerequisites This procedure assumes that You have a vacant interface port on your Processor Unit A suitable receiver system must be available You are familiar with NMEA and other relevant datagram formats You know how to set up the parameters for serial and local area network LAN communication The interface port is set...

Page 215: ... Inspect Port Note You cannot make any changes here To change the communication parameters use the I O Setup page 8 If you want to check that the peripheral system is transmitting data to the ST90 system select Monitor The Port Monitor dialog box provides one text box for incoming messages Rx Data and one for outgoing messages Tx Data Use these boxes and your knowledge of the data communication to...

Page 216: ...e left side of the Installation dialog box select Sensor Configuration Define the priority of the datagrams and set up relevant configuration parameters Related topics Maintenance procedures page 186 Setting up the interfaces to peripheral devices page 195 Sensor Installation page page 565 Simrad ST90 Reference Manual ...

Page 217: ...is reference point is also used to position the sonar echoes relative to the ship symbol on the display presentation Prerequisites The ST90 system has been set up with its hardware units connected as specified in the Installation Manual The ST90 system is turned on and operates normally The ST90 system is in Normal mode but TX Power is set to Off to prevent transmissions The vessel is berthed or a...

Page 218: ...p menu 2 On the Setup menu select Installation Observe that the Installation dialog box opens This dialog box contains a number of pages selected from the menu on the left side 3 On the left side of the Installation dialog box select the small white triangle next to Installation Parameters Observe that a menu opens with access to all the individual pages 4 Open the Ship page 5 Insert the physical ...

Page 219: ... You must proceed by defining the locations of the navigation system antenna the motion reference sensor and the transducer These locations are all referenced to the same reference point Related topics Maintenance procedures page 186 Inserting the installation parameters page 215 Ship page page 577 Maintenance procedures ...

Page 220: ... system is in Normal mode but TX Power is set to Off to prevent transmissions The vessel is berthed or at sea Neither tools nor instruments are required For accurate location of the transducer you need the detailed vessel drawings You also need the installation angles that were recorded when the transducer was installed Context As a general recommendation the hull unit shall be oriented with the h...

Page 221: ...the positive vertical direction down a positive rotation is clockwise D Reference point Ship Origin Procedure 1 Open the Setup menu 2 On the Setup menu select Installation Observe that the Installation dialog box opens This dialog box contains a number of pages selected from the menu on the left side 3 On the left side of the Installation dialog box select the small white triangle next to Installa...

Page 222: ...ngle can be set to 0 degrees c Rotation Around Z Specify an angle in degrees to compensate for any deviation from the Z axis vertical direction in the vessel coordinate system This is the alignment angle If the 0 transducer mark points to the starboard right side of the vessel s centre line insert the alignment as a number between 0 and 180 degrees If the 0 transducer mark points to the port left ...

Page 223: ...c stabilization of the sonar beams It is placed inside the Motor Control Unit The motion sensor measures the roll and pitch movements of the vessel Note If you want to use the built in motion sensor you do not need to enter any offset values If the hull unit has been installed with the Motor Control Unit pointing straight aft you do not need to enter any rotation values If the unit faces in any ot...

Page 224: ...itioning system These can either be inserted into the MRU control application or into the ST90 system Make sure that you do not insert them both places A Rotation around the x axis In the positive horizontal direction forward a positive rotation is clockwise B Rotation around the y axis In the positive horizontal direction starboard a positive rotation is clockwise C Rotation around the z axis In ...

Page 225: ...m These can either be inserted into the MRU control application or into the ST90 system Make sure that you do not insert them both places 6 From the information provided by the personnel installing the motion sensor obtain the relevant rotation information Insert the values Do this as accurately as possible 7 At the bottom of the page select Apply to save your settings 8 Continue your work in the ...

Page 226: ...is in Normal mode but TX Power is set to Off to prevent transmissions The vessel is berthed or at sea Neither tools nor instruments are required Context As a general recommendation the hull unit shall be oriented with the hoisting motor pointing aft If this orientation makes it difficult to access electrical connections the hull unit may be rotated during its installation to the most suitable dire...

Page 227: ...alignment angle from the bow vessel s centre line to the 0 reference mark for the built in motion sensor Do this as accurately as possible 2 On the Setup menu select Installation Observe that the Installation dialog box opens This dialog box contains a number of pages selected from the menu on the left side 3 On the left side of the Installation dialog box select the small white triangle next to I...

Page 228: ...physical installation angles of the hull unit To align an external motion sensor to the internal sensor you may need to adjust the stabilization offset values This task is only applicable is you are using an external motion reference unit on your ST90 system Prerequisites Note Before you do this task you must adjust the installation offset of the motion sensor The ST90 system has been set up with ...

Page 229: ...on offset is misaligned In both examples the tilt is set to approximately 24 degrees and you are looking at the echoes from a flat bottom at a very short range The first example is made without any offset errors and the echoes from the bottom are evenly distributed in the circle On the second screen capture a 3 degrees roll offset error causes the echoes to be distorted This error will of course b...

Page 230: ...sensor e Select Apply and then OK to save all the parameters and close the Installation dialog box 3 Open the Display menu a Select Display Options b Select General to open the page c In the Top Bar list enable Roll and Pitch d On the top bar read the roll and pitch values e Write down the values f Select OK to save the selected settings and close the dialog box 4 Enable the input from the externa...

Page 231: ...e stabilization offsets a Open the Setup menu b Open the Stabilization function c Adjust the Roll Offset and Pitch Offset settings Select on the left side to decrease the value or select on the right side to increase Maintenance procedures ...

Page 232: ...anel support applications Mk2 page 249 Updating the firmware on the Operating Panel Mk2 page 251 Installing a new version of the operating software A dedicated wizard is used to install the software The operating software for the ST90 system must be downloaded on a separate computer Prerequisites The following specific items are required for this task Personal computer USB flash drive Computer mou...

Page 233: ...xplorer b Locate the application file c Copy the file to a temporary folder on the C drive d Double click the setup executable file to start the installation e Select the check box to accept the license terms and conditions f Select Install g Follow the instructions provided by the wizard We recommend that you install the software in the default folder suggested by the wizard h Close File Explorer...

Page 234: ... Turn on the Processor Unit 2 Select Power off to turn off the system 3 In the Power Off dialog box select Exit to Operating System to close the ST90 program 4 Uninstall the application a From the Start button in the lower left corner open the Control Panel b In the Control Panel select App c Select Programs and features d On the list provided locate the software you shall uninstall e Select it th...

Page 235: ...elp is provided using a WebHelp installation using HTML format It uses the default web browser on the computer The help system comprises a large number of files Language codes Folder names da Danish is Icelandic sv Swedish de German it Italian tr Turkish el Greek ja Japanese vi Vietnamese en English ko Korean zh CHT Chinese es Spanish no Norwegian zh CN Chinese Simplified fr French pl Polish id In...

Page 236: ...flash drive to the language folder 6 Close File Explorer 7 Restart the ST90 system Related topics Context sensitive online help page 77 Maintenance procedures page 186 Installing and maintaining software page 230 Adding online help in a new language Installed on your ST90 system you will find a comprehensive context sensitive online help system The help system may be provided in a new language You...

Page 237: ...puter b Unpack the ZIP file and place all the files in a folder named HTML c Copy the HTML folder to a USB flash drive 2 Turn on the ST90 3 Open a file manager utility a On the computer keyboard press Win E to open the file manager or a Select Power Off on the top bar b In the Power Off dialog box select Exit to Operating System to close the ST90 program c From the Windows Start button right click...

Page 238: ... is generated using information from key components in the computer The software license is linked to the physical computer You cannot move the ST90 system software from one Processor Unit to another unless you also request and install a new license In order to obtain a software license you must contact one of our dealers or distributors You can also use the request form on our website or contact ...

Page 239: ...necessary information about your ST90 system Hardware ID 4 Send the information to one of our dealers or distributors You can also use the request form on our website or contact our support department directly You can use the following e mail address purchase order simrad com Once the software license string s have been returned to you most likely by e mail you can install the licenses into the so...

Page 240: ...in the Installation manual The Processor Unit is turned on The following specific items are required for this task Computer mouse Computer keyboard Neither tools nor instruments are required Context When supplied the Operating Panel is set up with the following communication parameters IP Address 157 237 60 20 Subnet mask 255 255 255 0 Gateway 157 237 60 1 To set up the Ethernet communication you ...

Page 241: ...t file named IPandMACaddress txt If the text file is missing you must find the information manually a In the bottom left corner of your desktop select the Windows Start button b On the menu select Settings c Observe that the Windows Settings dialog box opens d Select Network Internet e Select Change adapter options f Select the relevant network adapter then right click and select Properties on the...

Page 242: ...light in the button flashes while the Operating Panel establishes contact with the Processor Unit When you start the panel for the first time the interface must be configured to establish this connection When the connection has been made the blue indicator light is lit permanently f On the Processor Unit desktop open folder SIMRAD Shortcut g Double click file IPandMACaddress txt to open it in a te...

Page 243: ...turned off d Turn on the ST90 system with the Power button on the Operating Panel e Make sure that you can control the cursor and that you can make selections in the menu system f Press and or turn selected buttons and make sure that the corresponding function is activated in the user interface Related topics Maintenance procedures page 186 Installing and maintaining software page 230 Using more t...

Page 244: ... txt The file contains the product name IP address and MAC address in the following format example ST90 157 237 60 14 AC 1F 6B 1D 42 E6 Tip If the distance between the Processor Unit and your second display is considerable we suggest that you use KVM Keyboard Video Mouse technology to preserve the video quality Procedure 1 Make the following preparations a On the Processor Unit close any programs ...

Page 245: ...d the IP Address on the Operating Panel you can proceed to the next step a On the Operating Panel press Power and keep it depressed for a few seconds The blue indicator light in the button flashes while the Operating Panel establishes contact with the Processor Unit When the connection has been made the blue indicator light is lit permanently b On the Processor Unit desktop open folder SIMRAD Shor...

Page 246: ... indicator light in the button flashes while the Operating Panel establishes contact with the Processor Unit When you start the panel for the first time the interface must be configured to establish this connection When the connection has been made the blue indicator light is lit permanently c On the Processor Unit desktop open folder SIMRAD Shortcut d Double click the URL shortcut to open the Ope...

Page 247: ...con to start the program Wait until the ST90 system operates normally c Make sure that you can control the cursor and that you can make selections in the menu system d Press and or turn selected buttons and make sure that the corresponding function is activated in the user interface Related topics Maintenance procedures page 186 Installing and maintaining software page 230 Using a single Operating...

Page 248: ... MAC addresses for your Processor Unit are contained in a text file named IPandMACaddress txt The file contains the product name IP address and MAC address in the following format example ST90 157 237 60 14 AC 1F 6B 1D 42 E6 Tip To change which sonar to control press Sonar Select on the Operating Panel If you use your Operating Panel to control more than two sonars press Sonar Select repeatedly to...

Page 249: ... depressed for a few seconds The blue indicator light in the button flashes while the Operating Panel establishes contact with the Processor Unit When the connection has been made the blue indicator light is lit permanently b On the Processor Unit close any programs that are running and return to the desktop c On the Processor Unit desktop open folder SIMRAD Shortcut d Double click the URL shortcu...

Page 250: ...ion j Close all the dialog boxes Obtain the MAC address a In the bottom left corner of your desktop select the looking glass to start a search b Type Command do the search and open the Command Prompt window c Type ipconfig all and press the Enter key d Observe the Physical Address MAC address for the relevant Ethernet adapter e Write down the information f Close the Command Prompt window Select th...

Page 251: ...cedures page 186 Installing and maintaining software page 230 Updating the Operating Panel support applications Mk2 For the Operating Panel to communicate with the Processor Unit certain interface applications are required Prerequisites The Operating Panel is installed as specified in the Installation manual The Processor Unit is turned on The following specific items are required for this task Pe...

Page 252: ...ect Exit to Operating System to close the ST90 program 5 Uninstall the application a From the Start button in the lower left corner open the Control Panel b In the Control Panel select App c Select Programs and features d On the list provided locate the software you shall uninstall Refer to the Software changes chapter in the software release note to see which applications that needs to be updated...

Page 253: ... specified in the Installation manual The Processor Unit is turned on The following specific items are required for this task USB flash drive Personal computer Optional Computer mouse Optional Computer keyboard Optional Ethernet cable Optional Chrome web browser A firmware update for the Operating Panel was distributed with sonar software version 3 1 8 If this update has not been implemented you w...

Page 254: ...e http 157 237 60 20 5000 Note If you have previously changed the IP Address on the Operating Panel you must use this address to open the configuration page 3 If you use the Processor Unit a Select Power off to turn off the system b In the Power Off dialog box select Exit to Operating System to close the ST90 program c If applicable Connect the keyboard and the mouse to USB sockets on the front pa...

Page 255: ...lace The web browser will reload You may need to refresh the web browser after some time e Make sure that the correct versions have been installed Refer to the software release note 5 If you use a separate computer a Disconnect the Operating Panel from the computer b Connect the Operating Panel to the Processor Unit Ethernet cable 6 On the Processor Unit desktop double click the ST90 icon to start...

Page 256: ...tools nor instruments are required The ST90 system is turned on and operates normally The ST90 system is in Normal mode but TX Power is set to Off to prevent transmissions The transducer is retracted to its upper position The vessel is berthed or at sea We recommend that the test is done with the vessel at sea Caution You must never set the ST90 system to ping unless the transducer is submerged in...

Page 257: ...ional settings Procedure 1 Make sure that you have sufficient water depth below the keel before you lower the transducer 2 Lower the transducer to its bottom position 3 Select the default settings a On the Main menu select User Settings b Observe the Factory Settings list c Select the setting you want to use d Select Activate Selected Setting e Select OK to apply your changes and close the User Se...

Page 258: ...ow This is a warning A closer investigation is recommended Red This is an alarm A closer investigation is required Blue A device monitored by the diagnostic system is disabled Grey No information is available 6 Make sure that all the transceiver boards are fully functional 7 Finish the test a Close the Diagnostics dialog box b Set Tx Power to Off c Hoist the transducer back up to its upper positio...

Page 259: ... interference all other hydroacoustic instruments must be turned off Context By means of the Diagnostics functionality you can easily determine if the hardware components in the ST90 system are operational And most important you can make sure that all the transceivers channels and transducer elements are functional Each button provides a small colour coded indicator No indicator Status is OK No ac...

Page 260: ... returns the status using a simple colour code Green The transducer element is fully operational Red The transducer element offers reduced performance Black The transducer element is not working dead For more information observe the tooltip provided for each element rectangle 7 Make sure that the number of unserviceable dead elements does not degrade the performance of the ST90 system A small numb...

Page 261: ...ause unreliable test results If you do this tests in a busy harbour or with noise sources present the sensitive receivers will detect all the noise in the nearby waters Excessive noise or interference may be misinterpreted as physical defects You may need to repeat the test several times and if necessary implement a silent ship to improve the conditions 9 Finish the test a Close the Diagnostics di...

Page 262: ...is test the ship must be silent The water must be as deep as possible Recommended minimum depth is 100 metres There must be no other vessels in the vicinity The vessel must lie still in the water As much machinery as possible must be turned off It is particularly important to turn off electrical motors as well as cooling systems and hydraulic pumps that may cause electric noise To prevent interfer...

Page 263: ...the following preparations a On the Main menu Set Range to 1500 m b On the Operation menu Set Tx Power to Off c On the Active menu 1 Set Pulse Type to CW Medium 2 Set Frequency to the start frequency 70 kHz 3 Set Vertical TX Sector to Narrow 4 Set Noise Filter to Off 5 Set the Bottom Filter Threshold to Off d On the Setup menu Select Diagnostics to open the dialog box 6 Select Noise to open the pa...

Page 264: ...m is turned on and operates normally The vessel is at sea Recommended minimum depth is 100 metres If the ST90 system is operated from any other compartment than the bridge an open two way oral communication channel with the bridge is required You need the following equipment Personal computer Spreadsheet program If you wish to do the test with a silent ship the following prerequisites must be met ...

Page 265: ...e noise level Note When the transducer is fully lowered the speed of the vessel must not exceed the maximum speed permitted for the hull unit This maximum speed depends on the physical size of the transducer the mechanical construction of the hull unit and how far down the transducer has been lowered The System Protection page allows you to define a limit that triggers an alarm if the maximum spee...

Page 266: ...ialog box f Select Noise to open the page g Select Start Noise Measurements 5 Repeat for each vessel speed and operating frequency a Ask the bridge to set the speed b If possible verify the vessel speed on the top bar c Read the noise value from the noise circle d Record the values in the result table e Repeat for every 2 kHz up to and including the highest test frequency 90 kHz 1 Increase the ope...

Page 267: ...nish the test a Close the Diagnostics dialog box b Hoist the transducer back up to its upper position Result Speed Frequency Noise Speed Frequency Noise level 0 2 4 6 8 10 12 14 16 18 20 Sea state Maintenance procedures ...

Page 268: ...hickness of the boundary layer When the flow speed is high the turbulence can be violent enough to destroy the integrity of the water Small voids or cavities in the water will occur and this is called cavitation Prerequisites The ST90 system is turned on and operates normally The ST90 system is in Normal mode but TX Power is set to Off to prevent transmissions The transducer is retracted to its up...

Page 269: ...d on the Noise page in the Diagnostics dialog box Tip If you record all the raw data during the noise test you can repeat the test later using the replay file You may wish to make the noise speed curve under realistic conditions This means that all relevant vessels systems are in normal use If you experience very high noise levels you may wish to repeat the test with silent ship settings Note When...

Page 270: ...uitable presentation mode and activate the Horizontal view 5 Make the following preparations a On the Main menu Set Range to 1500 m b On the Operation menu Set Tx Power to Off c On the Active menu 1 Set Pulse Type to CW Medium 2 Set Frequency to the start frequency 70 kHz 3 Set Vertical TX Sector to Narrow 4 Set Noise Filter to Off 5 Set the Bottom Filter Threshold to Off d On the Setup menu Selec...

Page 271: ...is reduced read the noise If you find it more convenient type the data directly into the spreadsheet f Fill in the result table 9 When all the measurements have been made type the data speed and noise into a spreadsheet to create the curve 10 Hoist the transducer back up to its upper position Result Speed Frequency Noise Speed Frequency Noise level 20 19 18 17 16 15 14 13 12 Maintenance procedures...

Page 272: ...ed Frequency Noise level 11 10 9 8 7 6 5 4 3 2 1 Sea state Water depth Use this table to record the values Print it out and make multiple copies Alternatively you can type the values straight into a spreadsheet Simrad ST90 Reference Manual ...

Page 273: ...442704 A 271 Related topics Maintenance procedures page 186 Testing the noise conditions and the sonar functionality page 254 Noise page page 552 Maintenance procedures ...

Page 274: ...entive maintenance schedule page 273 Requirements for personnel and tools page 275 Approved anti fouling paints page 276 Preventive maintenance procedures page 278 Accessing the inside of the installation trunk page 299 Simrad ST90 Reference Manual ...

Page 275: ...n every month page 274 Actions to be taken during dry docking page 274 Actions to be taken whenever required page 275 Actions to be taken before each use We recommend that you do these simple tasks each time you shall use the ST90 system 1 Inspect the sonar room 2 Make sure that the following systems in the sonar room are in good working order Ventilation Heating Ambient light Power Bilge pump if ...

Page 276: ...ing and cleaning the Processor Unit page 280 Inspecting and cleaning the Operating Panel page 281 Inspecting and cleaning the Transceiver Unit page 281 Visual inspection of the hull unit page 285 Actions to be taken during dry docking When the vessel is in dry dock you must take the opportunity to inspect and clean the transducer 1 Do a visual inspection of the transducer 2 Clean the transducer an...

Page 277: ...required 1 Make sure that the hoisting spindle is properly lubricated Lubricate if required 2 Inspect the hull unit for water intrusion 3 If necessary add grease to the transducer shaft sleeve 4 Clean the filters and fans inside the heat exchanger Related topics Maintenance procedures page 186 Preventive maintenance page 272 Preventive maintenance schedule page 273 Lubricating the hoisting spindle...

Page 278: ...way Manufacturer s website http www jotun com Products SeaMate M Primer Safeguard Universal ES Apply 80 µm wet film thickness 50 µm dry film thickness Paint SeaMate M Apply 250 µm wet film thickness 125 µm dry film thickness SeaQuantum Ultra S Primer Safeguard Universal ES Apply 80 µm wet film thickness 50 µm dry film thickness Paint SeaQuantum Ultra S Apply 250 µm wet film thickness 125 µm dry fi...

Page 279: ... www international marine com Products Intersleek 1100SR Primer Intersleek 737 Apply 50 µm dry film thickness Paint Intersleek 1100SR Apply 150 µm dry film thickness Intersmooth 7465Si SPC Primer Intergard 269 Apply 40 µm dry film thickness Paint Intersmooth 7465Si SPC Apply 100 µm dry film thickness Online information The list can also be found on our website Maintenance procedures ...

Page 280: ...291 Inspecting and replacing sacrificial anodes page 294 Lubricating the hoisting spindle page 295 Lubricating the transducer shaft sleeve page 296 Checking the environmental conditions in the sonar room It is important that the sonar room is kept dry The ST90 units must not be exposed to excessive temperatures moisture or humidity Such conditions can cause corrosive attacks and subsequent failure...

Page 281: ...it must be inspected and cleaned at regular intervals Prerequisites No special tools are required for this task You will however need a commercially available mild detergent and a lint free cloth You also need a suitable cleaning fluid for the display screen For detailed maintenance instructions observe the information provided in the display documentation Procedure 1 Turn off the unit 2 Make sure...

Page 282: ...u will however need a commercially available mild detergent and a lint free cloth Procedure 1 Make sure that the unit is kept clean and dry 2 Make sure that the unit is not exposed to excessive dust and vibrations 3 Check for physical damage to the cabinet and or the cables 4 Remove dust and salt water residue with a soft cloth moistened in fresh water Use a mild detergent Note Do not use strong s...

Page 283: ...e to the panel and or the cables 4 Remove dust and salt water residue with a soft cloth moistened in fresh water Use a mild detergent Note Do not use strong solvents Related topics Maintenance procedures page 186 Preventive maintenance page 272 Preventive maintenance schedule page 273 Preventive maintenance procedures page 278 Environmental requirements page 655 Inspecting and cleaning the Transce...

Page 284: ...aintenance procedures page 186 Preventive maintenance page 272 Preventive maintenance schedule page 273 Preventive maintenance procedures page 278 Environmental requirements page 655 Inspecting and cleaning the heat exchanger The purpose of the heat exchanger is to provide a stable clean and temperature controlled environment for the electronic circuitry inside the Transceiver Unit The heat exchan...

Page 285: ...he exchanger which simplifies cleaning For normal ventilation applications it is mostly satisfactory to clean the inlet and outlet with a brush or to clean them by using hot water and if needed some mild detergent For more dirty applications compressed air or high pressure water flushing can be used provided maximum flushing pressure with a flat flushing nozzle is kept below 100 bar Please observe...

Page 286: ...front panel and the cabinet have become sticky You may need to apply some force to remove the panel Use a block of wood and a small hammer to carefully loosen the panel 2 Clean the unit Use a vacuum cleaner with a plastic or rubber nozzle Use a soft lint free cloth moistened with fresh water and a mild detergent Use high pressure air if necessary Note For more dirty applications compressed air or ...

Page 287: ...tarts and that the hull unit works properly Proper oral communication must exist between the bridge and the sonar room The steps marked Bridge are done on the bridge Procedure 1 Make sure that the hull unit is kept clean and dry 2 Make sure that the unit is not exposed to excessive dust and vibrations 3 Make sure that there are no corrosive attacks on the hull unit mounting flange installation tru...

Page 288: ...se Every time your vessel is in dry dock you must remove the marine growth Prerequisites The vessel is in dry dock The ST90 system is turned off Neither tools nor instruments are required for the visual inspection Relevant tools are required to remove marine growth and to apply anti fouling paint All tools must be provided by the shipyard Anti fouling paint must be provided by the shipyard Note Do...

Page 289: ...ction of the inside of the installation trunk a Remove marine growth Note Do not direct high pressure water or sandblasting spray towards the transducer This will damage the transducer beyond repair b Apply anti fouling paint c Make sure that the inside of the installation trunk is properly protected with coating 6 Use the hand crank to hoist the transducer 7 While hoisting make sure that you have...

Page 290: ...ock personnel Context During normal use the transducer is subjected to biological fouling If this marine growth is excessive it will reduce the overall performance of your system Whenever opportunity arise typically when the vessel is dry docked the transducer face must be cleaned for shells and other marine growth It is important to check the transducer for physical damage Any cracks fractures or...

Page 291: ...ating handle to OFF d Locate the hand crank inside the Motor Control Unit e Remove the hand crank from its storage position f Remove the plastic plug on the top cover of the hull unit g Mount the hand crank onto the stub shaft through the hole in the top cover h Locate the brake release screw on the motor i Use an 4 mm Allen key to rotate the screw clockwise until the motor brake is released j Tur...

Page 292: ...racted b Loosen the brake release screw to engage the motor brake c Check with the hand crank to ensure that the motor brake is engaged d Remove the hand crank from the stub shaft and mount it in its storage position in the Motor Control Unit e Activate the Motor Protecting Switch S301 by pressing the operating handle to ON f Make sure that the Hoist Lower Switch is set to REMOTE Note For normal o...

Page 293: ... inch grit size Primer Anti fouling paint Note Because some paint types may be aggressive to the polyurethane in the transducer consult our list of approved paints Wet film gauge Airless spray Two persons are needed to do the task One person must stay in the sonar room to operate the hull unit One person must stay in the dry dock under the hull to make sure that the transducer is not lowered too f...

Page 294: ...ent and the potential hazards involved Failure to observe this precaution could result in bodily injury You may be exposed to electric shock Read and understand the applicable first aid instructions related to electric shock b Locate the Motor Protecting Switch S301 c Deactivate the Motor Protecting Switch S301 by pressing the operating handle to OFF d Locate the hand crank inside the Motor Contro...

Page 295: ...o not use a paintbrush and or a roller 10 Allow the paint to dry 11 Hoisting the transducer a Turn the crank until the transducer is fully retracted b Loosen the brake release screw to engage the motor brake c Check with the hand crank to ensure that the motor brake is engaged d Remove the hand crank from the stub shaft and mount it in its storage position in the Motor Control Unit e Activate the ...

Page 296: ...materials Contact your local dealer or distributor or the Kongsberg Maritime support organization for spare parts Kongsberg Maritime part number 629 204660 Mounting bolts M8x40 Spring lock washers Nuts Two persons are needed to do the task One person must stay in the sonar room to operate the hull unit One person must stay in the dry dock under the hull to make sure that the transducer is not lowe...

Page 297: ...lamp When the hoisting spindle turns in either direction the lifting clamp moves up and down and so does the transducer shaft with the transducer Prerequisites The ST90 system is turned off No special tools are required for this task The following specific consumable is required for this task Lubricant Use a machine oil that is insoluble in water does not dry out and can withstand the rotation wit...

Page 298: ...eventive maintenance schedule page 273 Preventive maintenance procedures page 278 Lubricating the transducer shaft sleeve The transducer shaft sleeve is a vital part of the hull unit It supports the transducer shaft and allows the shaft to move down and up to lower and hoist the transducer The transducer shaft sleeve is filled with grease The grease ensures that the vertical movement of the transd...

Page 299: ...r intrusion 2 Consider whether it is necessary to add grease to the transducer shaft sleeve Adding grease to the transducer shaft sleeve is only required if the shaft is dry or if water forces its way up along the shaft 3 Open the pressure relief plug You do not need to remove the pressure relief plug completely It has a groove that allows excess lubricant to drain out 4 Connect a grease gun to th...

Page 300: ...98 442704 A Related topics Maintenance procedures page 186 Preventive maintenance page 272 Preventive maintenance schedule page 273 Preventive maintenance procedures page 278 Simrad ST90 Reference Manual ...

Page 301: ...s are needed to do the task One person must stay in the sonar room to operate the hull unit One person must stay in the dry dock under the hull to make sure that the transducer is not lowered too far down Proper oral communication must exist between the sonar room and the dry dock personnel Context On larger hull units the hoist motor is provided with a motor brake The motor brake must be released...

Page 302: ... familiar with high voltage equipment and the potential hazards involved Failure to observe this precaution could result in bodily injury You may be exposed to electric shock Read and understand the applicable first aid instructions related to electric shock b Locate the Motor Protecting Switch S301 c Deactivate the Motor Protecting Switch S301 by pressing the operating handle to OFF d Locate the ...

Page 303: ...l Unit Related topics Visual inspection of the installation trunk page 286 Inspecting and replacing sacrificial anodes page 294 Accessing the installation trunk by lifting the hull unit To do a visual inspection of the inside surface of the installation trunk you need access Access is also required to inspect and or replace the sacrificial anodes This access can be achieved by lifting the entire h...

Page 304: ...nd the junction box The transducer shaft is supported by the gantry and penetrates the mounting flange The transducer cable is placed inside the transducer shaft The transducer is mounted to the bottom of the transducer shaft The complete assembly is mounted on the top of the installation trunk Procedure 1 Make sure that the ST90 system is turned off 2 Preparations a Make sure that none of the cab...

Page 305: ...t been damaged and that it is smooth and even without physical scratches or dents 8 Rubber gasket a Make sure that the gasket is undamaged without cracks or signs of wear b Make sure that the gasket is NOT covered with grease or lubricants c Place the gasket at its correct location Note If you suspect that the gasket is damaged replace it If the gasket has been contaminated with dirt grease or lub...

Page 306: ...r tight Then work alternately on opposite sides of the construction Use the following torque 140 Nm Related topics Visual inspection of the installation trunk page 286 Inspecting and replacing sacrificial anodes page 294 Simrad ST90 Reference Manual ...

Page 307: ...zation page 306 Top bar page 308 Replay bar description page 324 Sonar views page 326 Using markers in the ST90 user interface page 346 About target tracking page 357 About position tracking page 359 Information panes page 363 Bottom bar page 373 User interface ...

Page 308: ...ferent ways The top bar shows you navigational information and offers buttons for key functions and information panes The menu system on the right side gives you easy access to all the functionality A Top Bar The top bar is located at the top of the display presentation and stretches from the far left to the far right The top bar gives you fast access to key functionality and navigational informat...

Page 309: ...d on the right side of the display presentation On the top bar use Menu to hide or show the menu F Secondary menus The icons for opening and closing the secondary menus are located under the Main menu Select an icon to open the relevant menu Select it one more time to close the menu G Bottom Bar The bottom bar is located at the bottom of the display presentation and stretches from the left side to...

Page 310: ...ed at the top of the display presentation and stretches from the far left to the far right The top bar gives you fast access to key functionality and navigational information It provides buttons for hiding and showing the menu making screen captures opening the Messages dialog box and opening context sensitive help And more importantly from the top bar you can see when data recording is active Fro...

Page 311: ... you when recording is active Hull Unit Hull Unit is located on the left side of the top bar Select it to open the Hull Unit dialog box Information panes The ST90 system offers several information panes to provide additional and detailed data from the presentations The information panes are opened and closed from the top bar The information pane is only available when an Inspection view is active ...

Page 312: ...ext sensitive on line help The help system opens on its start page Operating system buttons Select to open the context sensitive help to minimize and maximize the presentation window and to close the ST90 program Related topics User interface page 305 Top bar page 308 Logo and product name The brand logo and product name are shown on the left side of the top bar Description This information identi...

Page 313: ... of the display presentation This is the default setting By deselecting this function the entire menu system is placed permanently on the left side of the display presentation Operating Panel Mk1 The Mk1 Operating Panel offers a dedicated Menu button The Mk1 Operating Panel is no longer provided with new sonars This information is provided for legacy reasons Related topics Hiding the menu system p...

Page 314: ...ed to its upper position The Timer function stops the recording automatically when the specified time has elapsed This page is located in the Installation dialog box To open the page select Installation on the Setup menu Related topics Capturing the display presentation in image and video files page 138 User interface page 305 Top bar page 308 Screen Recording page page 528 Screen Capture While us...

Page 315: ...ord processed echo data Related functionality Replay bar During replay the dedicated replay bar is shown immediately under the top bar The replay bar allows you to retrieve saved files and to control the playback Record RAW function The Record RAW button allows you to start and stop recording split the current recording file if it gets too large and set up the file output parameters Once all the r...

Page 316: ...dialog box Description The Hull Unit Control dialog box allows you to lower and hoist the transducer The dialog box also provides status information about the transducer position You can monitor the current position of the transducer and make changes to the position defaults The current position of the transducer is shown on the top bar The colour is used to provide status information Red colour T...

Page 317: ...istribution information pane presents a histogram with the echoes from single fish The calculations are based on the fact that different fish species have different echo strength The echo strength also depends on the operating frequency you use The histogram presents the actual size of the fish by weight length or echo strength shown in dB Fish Position The Fish Position information pane shows the...

Page 318: ...316 442704 A Related topics User interface page 305 Top bar page 308 Simrad ST90 Reference Manual ...

Page 319: ...icate the quality of the information Blue The information is good Yellow The information contains manually overwritten values Red The input from the relevant sensors is missing Tip Which navigation elements to see on the top bar is selected in the Display Options dialog box To set up the various operational parameters related to navigational inputs open the Installation dialog box and investigate ...

Page 320: ...vigation Related topics User interface page 305 Top bar page 308 Heading read out When enabled the vessel s current heading is shown on the top bar Prerequisites To see this information on the top bar you must enable it by using the Top Bar functions in the Display Options dialog box Select General to open the page The Display Options dialog box is located on the Display menu Description If a head...

Page 321: ...n the page The Display Options dialog box is located on the Display menu Description Provided that a speed log sensor is interfaced to the ST90 system the vessel s current speed can be presented in the user interface Tip By default the vessel speed is shown in knots You can change the unit of measurement on the Units page The Units page is located in the Installation dialog box Related topics User...

Page 322: ...e information shown on the top bar must not be used for vessel navigation By default the depth is shown in metres You can change the unit of measurement on the Units page The Units page is located in the Installation dialog box Related topics User interface page 305 Top bar page 308 Motion read outs roll and pitch When enabled the navigational information on the top bar includes the vessel s curre...

Page 323: ...ed with Messages on the top bar It is flashing to draw your attention The colour of the triangle reflects the severity of the most serious message Yellow This indicates a warning Red This indicates an alarm If you hold the cursor over the triangle a short list of the current messages is shown Select to open the Messages dialog box Related functionality Messages dialog box The Messages dialog box a...

Page 324: ... on line help Related topics User interface page 305 Top bar page 308 Operating system functions The operating system functions are located on the right side of the top bar Minimize Maximize Normalize and Power Off are provided Minimize Use this function to minimize the size of the application window The application is only shown as a button on the operating system taskbar Select the ST90 button o...

Page 325: ...urns off the operating power to all units closes the program and then automatically turns off the Processor Unit Exit to Operating System Exit to Operation System closes the ST90 program Related topics User interface page 305 Top bar page 308 User interface ...

Page 326: ...ct another operating mode B Play Pause Select this button to start the playback or to pause it C Replay Speed Select this slider and move it sideways to adjust the replay speed D Replay File The button shows you which file you are replaying Select the button to open the Replay File dialog box E Playback Progress This bar shows you the progress of the replay sequence If you have chosen to restart t...

Page 327: ...he current recording file if it gets too large and set up the file output parameters Once all the recording parameters have been defined you can start recording by clicking the red circle on the button and stop it by clicking the left rectangle Record RAW is located on the Operation menu User interface ...

Page 328: ...326 442704 A Sonar views Topics Presentation modes page 327 Horizontal view page 328 Vertical view page 336 Inspection view page 340 Plane view page 343 Simrad ST90 Reference Manual ...

Page 329: ...open a presentation mode use the relevant tab on the bottom bar Description The various views provide the graphical presentation of the sonar data To provide the best possible visualization of the sonar data several presentation modes are available Together these modes offer a flexible choice of views for a large range of user applications The graphical information occupies most of the display pre...

Page 330: ...ion select a suitable presentation mode and activate the Horizontal view A The current settings for range gain and tilt are shown in the upper left corner of the view B The current bearing is shown with a solid line pointing out from the vessel position C The bow marker is shown as a dotted line drawn from the bow of the vessel symbol D In the Horizontal view the coverage plot identifies the area ...

Page 331: ...card does not rotate Bow Up When you select Bow Up presentation mode the vessel symbol is stationary in the middle of the Horizontal view The bow is always pointing straight up If you change the ships heading the compass card will rotate to reflect this Although the presentation of the echoes is most important in this view it also contains a number of other objects These provide you with additiona...

Page 332: ... for range gain and tilt are shown in the upper left corner of the view Click on the text to make it larger Click one more time to restore the original font size Range rings are a set of concentric circles labelled by distance from the vessel position The selected range is divided into identical distances The range rings are shown as dotted lines Each ring has a range read out Use the Range Rings ...

Page 333: ...ngle originating from the vessel symbol The Vertical Tx Sector function is used to change the vertical opening angle in horizontal and vertical swaths Bow Marker The bow marker is shown as a dotted line drawn from the bow of the vessel symbol The line reflects your vessel s current heading The bow marker can be enabled or disabled on the Visual Objects menu Cursor The position bearing and distance...

Page 334: ...are used to outline the sector In the Horizontal view the coverage plot identifies the area covered in the Vertical view In some situations you may wish to expand the range in the sonar presentations Use View Range to expand the range shown in the relevant views to any percentage of the original Range setting When you define a value for View Range the presentation will shift to the new range while...

Page 335: ...el s previous movements you can draw these with a line This line is drawn after the vessel symbol in the sonar views and visualizes your past movements We refer to this line as the History Line The Minute Markers function adds markers to the track line These markers indicate how far you have sailed in the last few minutes The minute markers are shown as small circles on the vessel s track line Tip...

Page 336: ...ring line in the Horizontal view and drag it Shortcut menu Right click in the view to open the shortcut menu The options on the shortcut menu are mainly related to markers In this context the phrase marker is used to identify a visual symbol placed in the display presentation By placing a marker on the echo it is regarded as an object that you can act upon If relevant you can further classify the ...

Page 337: ...442704 A 335 Related topics Sonar views page 326 User interface ...

Page 338: ...he cursor location is shown in the lower left corner of the view Description By default the vertical views have the transducer located in the upper left corner of the view The presentation is made from left towards right Tip The Vertical View Orientation page allows you to decide whether the vertical views should be presented from right to left or from left to right This page is located in the Dis...

Page 339: ... change the tilt angle by means of the Tilt function on the Main menu You can also click on the tilt line and drag it up and down When you change the tilt a dotted line presents the requested tilt while the solid line presents the actual tilt If you use a presentation mode with two vertical views you can use two different tilt values The tilt in the Vertical view is shown with a solid line The til...

Page 340: ... by the sonar beams is limited by the chosen transmit sector angle To make it easier to recognize the area limits dedicated border lines may be added to the presentation These lines are used to outline the sector This function is opened from the Cosmetics menu Cosmetics is located on the Display menu The coverage plot for the Vertical view shown in the Horizontal view Cursor The distance and depth...

Page 341: ...hich cosmetic features that used The Visual Objects menu controls which graphical elements that are shown in the different views Before you can change the settings related to a view the view must be active To activate a view click in it The active view is identified with a thicker border Related topics Sonar views page 326 User interface ...

Page 342: ...zontal view to show the bearing How to open At the bottom of the display presentation select a suitable presentation mode and activate the Inspection view The Inspection view shows you echo data from a separate beam The opening angle of the inspection beam depend on the operating frequency You can train and tilt the beam independent of the beams displayed in the other views Since the Inspection vi...

Page 343: ... to the upper part of the view corresponds to the currently selected range The Range setting defines how far you wish the ST90 system to detect echoes This function is opened from the Main menu Equidistant horizontal scale lines are drawn in the view to indicate the range Horizontal Scroll Small labels are shown in the bottom left and right corners of the view These labels show you the time in ord...

Page 344: ... is presented in the list and you can enable or disable each of them independently This page is located in the Display Options dialog box The Display Options dialog box is located on the Display menu Tip Before you can change the settings related to a view the view must be active To activate a view click in it The active view is identified with a thicker border To fully understand how the beams be...

Page 345: ...esentation select a suitable presentation mode and activate the Plane view Description Although the presentation of the echoes is most important in this view it also contains a number of other objects These provide you with additional functionality as well as information that is useful or important while using the ST90 sonar system Gain The current settings for range gain and tilt are show in the ...

Page 346: ... are show in the lower left corner of the view Range rings are a set of concentric circles labelled by distance from the vessel position The selected range is divided into identical distances The range rings are shown as dotted lines Each ring has a range read out Use the Range Rings function to toggle the range rings On or Off Coverage Plot When you operate with sector transmissions the area cove...

Page 347: ...hich cosmetic features that used The Visual Objects menu controls which graphical elements that are shown in the different views Before you can change the settings related to a view the view must be active To activate a view click in it The active view is identified with a thicker border Related topics Sonar views page 326 User interface ...

Page 348: ...eef or rock or from fish fish schools or mammals You must decide which echoes that shall be classified as targets and whether you shall start position or target tracking The ST90 offers several different marker types You can add as many markers as you like The most common markers can be added using dedicated buttons on the Operating Panel Other markers are added using the shortcut menu in each vie...

Page 349: ...e classified as positions and whether you shall start position tracking Example When you are manoeuvring close to the coastline or in otherwise working in confined waters you may wish to avoid shallow waters and reefs To keep track of potentially dangerous places you place markers on them To place a marker on an interesting echo 1 Place the cursor over the echo in the display presentation 2 Press ...

Page 350: ...ts menu provides a list of all current objects This includes all types of objects including those classified as targets Tip The Objects menu provides additional functionality Select the check box on the left side of the object to mark it for deletion or to save it Select the object line to activate the control buttons and to retrieve information about the object You can also click on the marker in...

Page 351: ...Select Priority Target Position track If you wish to establish a marker on a geographical position use the standard marker If you wish to start position tracking press Position Track on the Operating Panel or give a selected marker priority When a marker is given priority it can be regarded as a position track The phrase position is used to identify a fixed echo in the display presentation that yo...

Page 352: ...the time between each placement This location of the markers in the view will then show you the historic path of the target Related topics Using markers in the ST90 user interface page 346 About position tracking page 359 Target markers During normal operation some echoes are clearly more interesting than others In many situations specific echoes may be regarded as targets To keep track of the tar...

Page 353: ...atically adjusted to follow the movements of the tracked target Only one single object can be given priority status If you start tracking a new target the first target will loose its priority The same applies if you give priority to another marker The tracking of the first target will however not stop and the target marker is still shown Relevant information about the tracked object can be found i...

Page 354: ...as targets Tip The Objects menu provides additional functionality Select the check box on the left side of the object to mark it for deletion or to save it Select the object line to activate the control buttons and to retrieve information about the object You can also click on the marker in the ST90 presentation to activate the control buttons The selected marker is then shown with thicker lines V...

Page 355: ...unction allows you to define the size of your trawl or purse seine This function is opened from the Setup menu Objects menu The Objects menu does not provide any information about the circle marker Note The marker is stationary Deleting a marker To delete the circle marker press Circle Marker on the Operating Panel or right click to select Remove Circle Marker on the shortcut menu Related topics U...

Page 356: ...n ship markers are easy to see among the other markers Deleting the marker There are two ways to delete the marker 1 Place the cursor on the marker you wish to delete 2 Right click to open the shortcut menu 3 Select Delete Own Ship Marker or 1 Open the Objects menu 2 In the list of objects check the box for the object you wish to delete 3 Select Delete Objects menu The Objects menu provides a list...

Page 357: ...g Gear function Until you proceed the marker follows the movements of the vessel by keeping its relative location to the bow This allows you to position your vessel in the best possible location before you shoot the purse seine 2 When you shoot the net Press Gear on the Operating Panel or Right click and select Place Gear Symbol on the shortcut menu The first timer starts when you select Place Gea...

Page 358: ...ect a depth value Horizontal dotted lines show the depth intervals Use Depth Dividers on the Cosmetics menu to toggle these lines On or Off Relevant information about a priority target can be found in the lower left corner of the view The information include the location speed course and depth of the target as well as an estimate of its area and volume The coverage plot for the Plane view is shown...

Page 359: ...ll move and continuously change its position relative to your own vessel You must decide which echoes that shall be classified as targets and whether you shall start manual or automatic target tracking Once an echo has been provided with a marker in the display presentation it is regarded as an object In this context the phrase track noun is used to define the movements of a target based on it geo...

Page 360: ...rget will however not stop and the target marker is still shown Relevant information about the tracked object can be found in the bottom left corner of the view If you think the text is small and hard to read double click on the text field This will increase the text size Tip Under certain circumstances the target tracking may not follow the intended echo This may for example happen if the trackin...

Page 361: ...tation to activate the control buttons The selected marker is then shown with thicker lines Visual Objects menu The Visual Objects menu controls which graphical elements that are shown in the different views These graphic elements include markers vectors and targets that are tracked The majority of the functions are on off buttons to enable or disable these graphic elements in the various views Re...

Page 362: ...e and continuously change its position relative to your own vessel You must decide which echoes that shall be classified as targets and whether you shall start manual or automatic target tracking Each marker is identified with its geographical location Once an echo has been provided with a marker in the display presentation it is regarded as an object To start position tracking 1 Place the cursor ...

Page 363: ...The same applies if you start a new target track Relevant information about the tracked object can be found in the bottom left corner of the view If you think the text is small and hard to read double click on the text field This will increase the text size Deleting a marker There are two ways to delete a marker You can use the shortcut menu or select Delete in the Objects menu Tip You can delete ...

Page 364: ...arker in the ST90 presentation to activate the control buttons The selected marker is then shown with thicker lines Visual Objects menu The Visual Objects menu controls which graphical elements that are shown in the different views These graphic elements include markers vectors and targets that are tracked The majority of the functions are on off buttons to enable or disable these graphic elements...

Page 365: ... Information panes Topics Biomass information pane description page 364 Size Distribution information pane description page 366 Fish Position information pane page 369 Zoom information pane page 371 User interface ...

Page 366: ...these cases echo integration is used to estimate biomass Echo integration assumes that the total acoustic energy scattered by a group of targets is the sum of the energy scattered by each individual target This assumption holds well in most cases The total acoustic energy backscattered by the school or aggregation is integrated together and this total is divided by the previously determined backsc...

Page 367: ...hange the physical size and shape of each information pane Click in its lower right corner and drag to a new size To reset the information pane to its default size select the Reset size button in its top right corner The Transparency function allows you to adjust how much you are able to see through the information panes you have opened You can adjust the setting from 0 no transparency to 90 almos...

Page 368: ...mation pane presents a histogram with the echoes from single fish Only the fish detected by the sonar beam in the Inspection view are used to create the histogram The displayed number shows the average size of all the fish in the histogram The value is presented in the unit you have chosen on the Size Distribution page For an accurate reading of the X axis place the cursor on the axis and read the...

Page 369: ...to assess your catch you can use the Fish Size Adjustment page to change the average size of the various species The page is opened in the Information Pane Options dialog box The Information Pane Options dialog box is located on the Active menu The Information Pane Options dialog box is only available when an Inspection view is active The Inspection view can be regarded as an echo sounder with an ...

Page 370: ...ged the physical size of the information pane To reset the information pane to its default size select the Reset size button in its top right corner Setup Select Setup to open the Information Pane Options dialog box This dialog box allows you to change the presentation parameters related to the information pane Related topics User interface page 305 Information panes page 363 Simrad ST90 Reference...

Page 371: ...lose in the top right corner of the pane Note Information panes are only available for Inspection views A The dotted inner circle identifies the low frequency in the sweep B The circle between them identifies the centre frequency C The outer dotted circle identifies the high frequency Description Each coloured circle in the information pane identifies a single fish You can observe how these move t...

Page 372: ...he setting from 0 no transparency to 90 almost full transparency in steps of 10 Details Close Select this button to close the information pane The pane closes immediately If you wish to reopen it simply click the button on the top bar one more time Reset size You may have manually changed the physical size of the information pane To reset the information pane to its default size select the Reset s...

Page 373: ...ted rectangle in the view You can change the size of the zoomed area and you can move the rectangle anywhere inside the active view Click inside the rectangle hold the mouse button depressed and move the rectangle within the borders of the view Click any of the four corners hold the mouse button depressed and drag the rectangle to any other size and shape The echoes inside the zoomed area will alw...

Page 374: ...he zoomed area will be permanently positioned on the echoes The echoes shift through the area and therefore also shift through the Zoom information pane When Area Pinned To Vessel is switched off the zoomed area will follow the echo data from right towards left Close Select this button to close the information pane The pane closes immediately If you wish to reopen it simply click the button on the...

Page 375: ...croll the bottom bar sideways B Colour Scale The colour scale on the bottom bar reflects the colour choice you have made for the echo presentations To change the colour scale use the Colour Setup dialog box You open the Colour Setup dialog box from the Display menu C Transceiver Status The small circular button on the bottom bar reflects the status of the transceiver Colour codes are used A green ...

Page 376: ...Time UTC When disabled the ST90 system uses local time Note To enable UTC time your ST90 system must be set up to accept the NMEA ZDA datagram The NMEA ZDA datagram contains the universal time code UTC day month year and local time zone Related topics General page page 530 Simrad ST90 Reference Manual ...

Page 377: ...s page 376 Using the smart menu buttons page 377 Main menu page 379 Operation menu page 381 Display menu page 384 Setup menu page 388 Active menu page 395 Objects menu page 400 Visual Objects menu page 405 Cosmetics menu page 409 Shortcut menus page 412 Menu system ...

Page 378: ... the ST90 system transmits audio pulses ping into the water B Display menu The Display menu provides basic functions related to the screen behaviour and presentation of data C Setup menu The Setup menu provides basic functions related to the installation parameters and the communication with peripheral systems D Active menu The Active menu offers parameters related to current views and data presen...

Page 379: ...ct the button to open the button menu Choose the required setting Select the button to open the dialog box Choosing a setting with the and buttons 1 To change the setting move the cursor to either side of the button 2 Observe that the background colour changes a Select the left side of the button to decrease the numerical value b Select the right side of the button to increase the numerical value ...

Page 380: ...ll your setting is applied to all the views simultaneously 4 Whenever applicable you can make a selection by selecting the left or right side of the button This method does not show you the menu choices a Select the left side of the button to select a lower menu choice b Select the right side of the button to select a higher menu choice Selecting settings using a dialog box Select the button to op...

Page 381: ...side of the screen if you move the cursor to that position The icons for opening and closing the secondary menus are located under the Main menu Select an icon to open the relevant menu Select it one more time to close the menu Several of the functions offer Apply to All If you select Apply to All your setting is applied to all the views in the current presentation mode Functions and dialog boxes ...

Page 382: ...ting is by default only applied to the active view It is identified with a thick border Tilt The Tilt function allows you to control the vertical angle of the sonar beams Bearing The Horizontal view presents the 360 degrees area around your vessel from a bird s eye view For the other views you must define the horizontal direction of the beam Use Bearing to adjust the horizontal angle referenced to...

Page 383: ...inging is disabled When the ST90 system is turned on Tx Power is by default set to Off This is a safety precautions to prevent inadvertent transmissions when the vessel is in dry dock Description Only brief descriptions are provided For detailed information about each function page or dialog box refer to the Functions and dialog boxes chapter in this publication Tip If you do not need to use the m...

Page 384: ...he settings on the Processed Data to File page Processed Data to File is located in the Output dialog box Output The purpose of the Output dialog box is to collect all functionality related to data output in one easily accessible location The dialog box is organised in pages grouping parameters for different parts of the application The following pages are provided File Setup A useful function of ...

Page 385: ...tput page is used to set up and control this export functionality Screen Recording The Screen Recording function allows you to record and save the echo presentation as a video file Each screen recording you make is saved in mp4 format on the Processor Unit hard disk Use the Screen Recording page to define where the video files are saved Audio Select Audio to turn the audio output on or off The aud...

Page 386: ...he echo presentation Use Menu on the top bar to hide or show the menu When the menu system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another The screen capture may not show ...

Page 387: ...tting This function can be used if you wish to move your ship symbol to the bottom of the view You can then expand the range without adding zoom Display Gain Use the Display Gain function to increase or decrease the strength of the echo presentation Panel Backlight The buttons on the Operating Panel have built in backlight to improve visibility on a dark bridge Use Panel Backlight to control the i...

Page 388: ...is projected on top of the echo data the depth contour lines are drawn with specific colours Tooltip When you move the cursor over the echograms in the display presentation small tooltips are shown to provide additional information The Tooltip page controls which tooltips that are shown Own Ship In order to maintain a visual presentation of your vessel s previous movements you can draw these with ...

Page 389: ...palette skin the number of colours in use and the colour scale when no TVG has been selected for the presentation Docking Views Each presentation mode offered by the ST90 system provides a selection of views in a predefined pattern These are placed at different positions with different sizes With the Docking Views function you can move and re size the views in the display presentation Once the Doc...

Page 390: ...ou do not need to use the menu system you can hide it This allows more space for the echo presentation Use Menu on the top bar to hide or show the menu When the menu system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position Context sensitivity This is a highly adaptive menu The choices in the this menu depends on which view in the ...

Page 391: ...g Gear Setup dialog box to change the fishing gear properties to match your own equipment School Select During normal operation the detection and estimation of fish schools depends on the specie and the density of the school The School Select function offers a selection of species Based on your choice the ST90 system will adjust its operating parameters to achieve optimal performance Open the Scho...

Page 392: ...stics The ST90 system is a computerized sonar There are hardly any analogue circuitry and the possibility of traditional troubleshooting is limited In order to rectify this a built in software application is available to offer test and maintenance functionality The Diagnostics dialog box controls the test and diagnose application that checks the performance of the ST90 system This dialog box conta...

Page 393: ...e provided Sensor Installation For the ST90 system to use and offer correct navigational information one or more external sensors must be connected Typical sensors are those providing navigational information heading speed or geographical position Use the Sensor Installation page to define which external sensors your ST90 system will import information from You must also specify which datagram for...

Page 394: ...n is required in order to avoid interference if the ST90 system is used simultaneously with other hydroacoustic instruments within the same frequency range Units The user interface presents many measurements These measurements are for example related to depth range and distance From the Units page you control which units of measurements that are used Operating Panel The Operating Panel offers all ...

Page 395: ...about the current range bearing and tilt will not be saved On the User Settings Setup page tick the box to include range bearing and tilt information the next time you save the user settings Software License The ST90 system does not need any software licenses to operate However specific software license codes unlocks additional functionality The Software License settings allow you to type a licens...

Page 396: ...box refer to the Reference Manual or the context sensitive on line help Related topics Menu system page 375 Setup menu Functions and dialog boxes page 452 Pages in the Diagnostics dialog box page 543 Pages in the Installation dialog box page 564 Simrad ST90 Reference Manual ...

Page 397: ...hide or show the menu When the menu system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another The name of the currently active view is identified at the top of the menu The s...

Page 398: ...requency Modulated LFM transmissions Frequency The Frequency function allows you set the centre frequency for the Hyperbolic Frequency Modulated HFM and Linear Frequency Modulated LFM transmissions pings and the operating frequency for the Continuous Wave CW pings Horizontal TX Sector In a horizontal swath the ST90 system transmits with the following maximum horizontal opening angle 360 degrees Us...

Page 399: ...n the upper or lower part of the view Use Vertical Reference to hide a part of the view Echogram The Echogram dialog box allows you to control the echogram presentation in the Inspection views Two pages control the horizontal lines and the echogram type with applied TVG time variable gain One page controls how fast the echogram travels horizontally across the presentation The following pages are p...

Page 400: ...e echoes from single fish The calculations are based on the fact that different fish species have different echo strength The echo strength also depends on the operating frequency you use Use the Size Distribution page to define the properties for the histogram shown in the Size Distribution information pane Fish Position The Fish Position information pane shows the position of the detected single...

Page 401: ...704 A 399 Related topics Menu system page 375 Active menu Functions and dialog boxes page 466 Pages in the Echogram dialog box page 609 Pages in the Information Pane Options dialog box page 617 Menu system ...

Page 402: ...sual symbol placed in the display presentation By placing a marker on the echo it is regarded as an object that you can act upon If relevant you can further classify the object as a target The phrase target is used to identify an echo in the display presentation that you wish to act upon The echo may be from a material item a shallow reef or rock or from fish fish schools or mammals You must decid...

Page 403: ...cated markers are identified with an M in the Objects menu Objects that are subjected to target tracking are identified with a T One marker can be given priority status to identify the object as the most important target or position The priority is identified with a P R This is the range in metres from the vessel and to the object identified with the marker B This is the true bearing to the object...

Page 404: ...an be saved to a file on the hard disk If necessary you can later retrieve the file for reuse The file format is XML The file is located in the following folder c ProgramData Simrad ST90 Markers To External This function is not implemented on the ST90 system To File Select To File to save the currently selected objects to a file The file name is built automatically using date and time information ...

Page 405: ...s Alarm Audio to disable the audio D Alarm History All alarms are presented under the Alarms tab in the Messages dialog box Select Alarm History to open the Messages dialog box Object information In the object list select the object line to retrieve object information about that particular object Some information is only available for an object that is subjected to target tracking Position Two fie...

Page 406: ...ard connected to your Processor Unit Insert Relative Position Select Insert Relative Position to insert object information into the comment field The information is inserted as a text string that contains the following information UTC Time Relative bearing Range to own ship Depth Related topics Menu system page 375 Simrad ST90 Reference Manual ...

Page 407: ...ake are by default only valid for the active view Several of the functions offer Apply to All If you select Apply to All your setting is applied to all the views in the current presentation mode The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another The screen capture may not show you all the me...

Page 408: ... in the last few minutes The minute markers are shown as small circles on the history line To draw the history line use the settings on the Own Ship page The Own Ship page is located in the Display Options dialog box The Display Options dialog box is located on the Display menu Markers The Place Marker function allows you to create a marker at the current position of the cursor Each marker is show...

Page 409: ...ked target Relevant information about the tracked object can be found in the bottom left corner of the view The information include the location speed course and depth of the target as well as an estimate of its area and volume The area is provided in m2 while the volume is presented as weight in metric tons The area and volume information is calculated from selected beams in the Horizontal view D...

Page 410: ... Horizontal view The Current Flow page allows you how to present the direction of the sea current This page is located in the Display Options dialog box For this functionality to work a current sensor must be connected to the ST90 system The use of an ADCP Acoustic Doppler Current Profiler is recommended Course Line This function displays a dotted line drawn from the bow of the vessel symbol The l...

Page 411: ...iews in the current presentation mode The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another The screen capture may not show you all the menu choices Tip If you do not need to use the menu system you can hide it This allows more space for the echo presentation Use Menu on the top bar to hide or ...

Page 412: ...e inputs from a navigation sensor An update takes place when the vessel heading changes more than 1 degree Depth Dividers Depth dividers are horizontal dotted lines used to indicate depth You can only add these lines to vertical views Use this function to toggle the depth divider lines On or Off Coverage Plot When you operate with sector transmissions the area covered by the sonar beams is limited...

Page 413: ...442704 A 411 Related topics Menu system page 375 Display menu page 384 Menu system ...

Page 414: ...that shall be classified as targets and whether you shall start target tracking If you have placed markers on several echoes to make them objects you can select one of these and give it priority status The bearing line in the relevant views will automatically be locked on the object with this priority to reflects its bearing Only one single object can be given priority status The priority is ident...

Page 415: ... All information about the object is shown in the Objects menu listed as OSM Delete Own Ship Marker Use Delete Own Ship Marker on the shortcut menu to delete the marker from the current view Place Marker Continuous Place Marker Continuous is an on off switch When enabled left click in a ST90 view to add new marker Each click produces a new marker Place Circle Marker Press Circle Marker on the Oper...

Page 416: ...urse seine was shot The circular marker is disconnected from the vessel movements and acts as a guideline for your manoeuvring The history line shows the movements of your vessel Since the ST90 system knows the length of your net it places a second marker on this line when half the length has been spent When the entire net has been spent a third rectangular marker is shown In this phase the Fishin...

Page 417: ...e Set New Ship Centre function to move the ship symbol away from the centre of the view Reset Ship Centre This function is useful when you need to reset the view after using the Set New Ship Centre or Zoom functions Right click and Reset Ship Centre to move the vessel symbol to the centre of the presentation Set New Ship Centre Place the cursor anywhere in the view right click and select Set New S...

Page 418: ...alog boxes page 452 Active menu Functions and dialog boxes page 466 Secondary functions and dialog boxes page 494 Pages in the Output dialog box page 513 Pages in the Display Options dialog box page 530 Pages in the Diagnostics dialog box page 543 Pages in the Installation dialog box page 564 Pages in the Echogram dialog box page 609 Pages in the Information Pane Options dialog box page 617 Simrad...

Page 419: ...This allows more space for the echo presentation Use Menu on the top bar to hide or show the menu When the menu system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position Topics User Settings dialog box page 417 Range function page 420 Gain function page 422 Tilt function page 423 Bearing function page 426 User Settings dialog box T...

Page 420: ...s chosen with a single button Press the button repeatedly to cycle through the settings or modes Any user setting selected on the Operating Panel is identified in the upper left corner of the Horizontal view The identifying number refers to the User Setting number on the Operating Panel page Click on the text to make it larger Click one more time to restore the original font size Details Factory S...

Page 421: ...lect the relevant name in one of the lists then select Activate Selected Setting Rename Use this function to rename one of your saved settings To rename a user setting select its name in the list and then select Rename A small dialog box opens to accept the new name Note The factory settings can not be renamed If you do not have a computer keyboard connected to your ST90 system select the Keyboard...

Page 422: ...ttings Setup page tick the box to include range bearing and tilt information the next time you save the user settings By default information about the current range bearing and tilt will not be saved This page is located in the Installation dialog box To open the page select Installation on the Setup menu Related topics Saving retrieving and handling user settings page 169 Functions and dialog box...

Page 423: ...n increase the maximum range to 000 metres The ST90 system does not need any software licenses to operate However specific software license codes unlocks additional functionality The Software License settings allow you to type a license code text string to unlock these optional functions The Software License page is located in the Installation dialog box Related functionality Operating Panel The M...

Page 424: ...e acoustic noise in the reception the echo presentations will also show this noise Too much gain may therefore distort the presentation The setting is by default only applied to the active view It is identified with a thick border Tip You may wish to adjust the gain on all the views of the same type To do this click the middle of the Gain button to open it and select Apply to all Do not confuse th...

Page 425: ...y to the programmable buttons This page is located in the Installation dialog box The Mk1 Operating Panel offers separate Gain buttons to control the gain in the horizontal and vertical views The Mk1 Operating Panel is no longer provided with new sonars This information is provided for legacy reasons Related topics Controlling the gain and range settings page 94 Defining the user selected features...

Page 426: ...ttings for range gain and tilt are shown in the top left corner of the view When you change the tilt a dotted line presents the requested tilt while the solid line presents the actual tilt Note The tilt setting is only valid for currently selected active view Tip With the various beams provided by the ST90 system it may be difficult to understand the concepts How do these beams behave in the water...

Page 427: ...ize in degrees of the vertical tilt sector Tip The Mk2 Operating Panel is fitted with three function buttons The buttons are identified as F1 F2 and F3 One of these buttons can be assigned to activate the Auto Tilt mode The Operating Panel page is used to select which physical hardware panel you use and to assign functionality to the programmable buttons This page is located in the Installation di...

Page 428: ...rocessor Unit Related topics Controlling the gain and range settings page 94 Defining the user selected features on the Operating Panel page 174 Functions and dialog boxes page 416 Main menu Functions and dialog boxes page 417 Bearing function The Horizontal view presents the 360 degrees area around your vessel from a bird s eye view For the other views you must define the horizontal direction of ...

Page 429: ...s the solid line in the Horizontal 1 view controls the audio beam The area covered by the vertical beam is shown as a triangle in the Horizontal view Note The choice you make is by default only applied to the currently selected active view The active view is identified with a thicker border A new manually initiated tracked object is automatically given priority status The priority is identified wi...

Page 430: ...rees in Auto Bearing mode Select either side of the button to choose a value Select the middle of the button to open it If you have a keyboard connected to the ST90 system type the requested value Sector Select Sector to set the size in degrees of the horizontal search sector in Auto Bearing mode Select either side of the button to choose a value Select the middle of the button to open it If you h...

Page 431: ...s used to assign functionality to the programmable buttons This page is located in the Installation dialog box Microsoft Xbox Controller This function can also be controlled from a Microsoft Xbox Controller connected to the Processor Unit Related topics Controlling the gain and range settings page 94 Defining the user selected features on the Operating Panel page 174 Functions and dialog boxes pag...

Page 432: ... system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position Immediately after you have turned on the ST90 system the Operation icon is flashing The icon is flashing to indicate that even if the ST90 system is turned on pinging is disabled When the ST90 system is turned on Tx Power is by default set to Off This is a safety precaution...

Page 433: ...ack To control the actual playback use the replay bar The replay bar opens automatically at the top of the display presentation when you choose Replay mode Details Inactive Select this option to pause the operation Neither transmission nor reception takes place When the ST90 system is disabled with this function it will stop The current echoes are removed from the display presentation Normal Selec...

Page 434: ... gives you the maximum refresh rate How to open This function is opened from the Operation menu Description Select the middle of the button to open a small menu with the available options Note If you are recording raw data to a very slow external memory device this may reduce the ping rate The ST90 will not permit a new ping until all the data from the previous ping has been saved Details Single P...

Page 435: ... to the ST90 system type the requested value Related topics Functions and dialog boxes page 416 Operation menu Functions and dialog boxes page 430 Tx Power function Use Tx Power to increase or decrease the output power The output power is selected from predefined steps How to open This function is opened from the Operation menu Description Tx Power is used to control the output power in the acoust...

Page 436: ... is more efficient to change the operating frequency To investigate unknown and or unfamiliar targets some user prefer to reset the ST90 system by turning off all the receiver filters and adjust the output power To change the setting move the cursor to either side of the button Select the left side of the button to decrease the value Select the right side of the button to increase the value You ca...

Page 437: ... the data files to an external storage device The Output dialog box on the Operation menu allows you to set up the recording parameters To define which disks and folders to use to save the data files select File Setup Ways to start and stop recording You can start and stop data recording in several ways a Select the red circle on the right side of the Record RAW button b Open the Record RAW button...

Page 438: ...h file is identified with the time and date it was made To open the Replay File dialog box select Operation Select Replay File The Operation function is located on the Operation menu System Protection page The Recording protection stops the recording automatically when the transducer is hoisted to its upper position The Timer function stops the recording automatically when the specified time has e...

Page 439: ...rd large amounts of data make sure that you have enough space on your hard disk The ST90 system is not provided with unlimited disk capacity We recommend that you save the data files to an external storage device Note This is an optional function In order to use this functionality a dedicated software license is required Contact you local dealer for more information Details On Off The Record Proce...

Page 440: ...n dialog box is located on the Setup menu Description This dialog box contains a number of pages selected from the menu on the left side Related topics Functions and dialog boxes page 416 Operation menu Functions and dialog boxes page 430 File Setup page page 513 I O Setup page page 516 Processed Data to File page page 520 Marker Output page page 523 Relay Output page page 525 Screen Recording pag...

Page 441: ... on the audio equipment To use audio you must connect an amplifier with loudspeakers to the audio output on the Processor Unit You can use an amplifier with a headset or a commercial PC speaker system The audio system must be provided with a separate volume control The necessary audio components must be purchased locally Related topics Functions and dialog boxes page 416 Operation menu Functions a...

Page 442: ...cho presentation Use Menu on the top bar to hide or show the menu When the menu system is hidden it appears temporarily on the left or right hand side of the screen if you move the cursor to that position The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another The screen capture may not show you ...

Page 443: ...enable or disable these graphic elements in the various views The choices in the this menu depends on which view in the display presentation that is currently active The menu may therefore change from one view to another Note Before you can change the settings related to a view you must click inside the view to activate it The changes you make are by default only valid for the active view Related ...

Page 444: ...otion function In selected views you can control how the vessel symbol shall behave in the presentation The way the vessel moves in the presentation can be chosen either true or relative How to open This function is opened from the Display menu It is not available in all the views Description The following options are available True Motion In True Motion mode the view is kept geographically motion...

Page 445: ...n be placed anywhere on top of the views in the presentation In order not to loose information the panes have been designed so you can see through them The degree of transparency can be controlled with this Transparency function You can adjust the setting from 0 no transparency to 90 almost full transparency in steps of 1 To change the setting move the cursor to either side of the button Select th...

Page 446: ...levant views to any percentage of the original Range setting When you define a value for View Range the presentation will shift to the new range while the range defined by the Range setting is identified with a thicker circle Tip This function can be used if you wish to move your ship symbol to the bottom of the view You can then expand the range without adding zoom If you increase the tilt and th...

Page 447: ...onal information for the technically minded For all practical purposes adjusting Display Gain has the same effect as adjusting Gain The effect of the Gain adjustment is minimized if you apply RCG Reverberation Controlled Gain and AGC Automatic Gain Control The Display Gain is applied at the end of the filter sequence in the ST90 system This means that you can use Display Gain if you are not comple...

Page 448: ... is opened from the Display menu Description Adjust the background illumination to suit your preferences and the ambient light conditions To change the setting move the cursor to either side of the button Select the left side of the button to decrease the value Select the right side of the button to increase the value Select the middle of the button to open it If you have a keyboard connected to t...

Page 449: ...th 16 or 64 colours When the number of colours is reduced the ST90 system will start by removing the colours that indicate the weakest echoes The number of colours to be deleted is defined as a percentage of the total number of colours The higher the number the more colours are removed until only the strongest echoes are shown By reducing the number of colours you will therefore remove the weakest...

Page 450: ...tton to increase the value Select the middle of the button to open it If you have a keyboard connected to the ST90 system type the requested value Related topics Defining settings related to user preferences and individual customizing page 156 Functions and dialog boxes page 416 Display menu Functions and dialog boxes page 440 Display Options dialog box The Display Options dialog box is used to sp...

Page 451: ...our Setup dialog box are organized in three groups The Palette function is used to select the overall colour theme skin used in the display presentation Under Echo Colours choose the colour scale you wish to use The chosen colours are shown on the bottom bar at the bottom of the display presentation Use the Colour Brightness setting to adjust the intensity of the colours in the display presentatio...

Page 452: ...ounder Grayscale Bipolar BI500 Colours Colour Brightness You can choose between week normal strong and linear intensity to be used in the display presentations Related topics Defining settings related to user preferences and individual customizing page 156 Functions and dialog boxes page 416 Display menu Functions and dialog boxes page 440 Docking Views function Each presentation mode offered by t...

Page 453: ...ation of the view positions and sizes have been completed you may wish to restore the presentation to what it was before you changed it You must use the User Settings dialog box to do this We suggest that you save your current user settings before you activate the Docking Views function Unless you do this you will need to apply the factory defaults to reset the presentation Related topics Setting ...

Page 454: ...re time to close the menu Topics Tracking Area function page 453 Fishing Gear function page 454 Fish Select dialog box page 455 Environment dialog box page 455 Language function page 456 Dead Reckoning function page 457 Stabilization function page 458 Screen Captures dialog box page 459 Beam Visualization dialog box page 461 Diagnostics dialog box page 462 Export dialog box page 463 Installation d...

Page 455: ... distance from your vessel to the area Description The Tracking Area function is used to select the physical size of the area You can choose from a set of predefined sizes Note To track a target efficiently the area should be as small as possible For example use a small area if you track single fish or small schools However if the target is large or moves very fast a larger area may be beneficial ...

Page 456: ...tions How to open This function is opened from the Setup menu Description The Fishing Gear function allows you to define the size of your trawl or purse seine Accurate fishing gear properties are important for the following functionality Circle Marker Gear Symbol Catch view 270 Vertical view Use the Fishing Gear Setup dialog box to change the fishing gear properties to match your own equipment Thi...

Page 457: ...he information does not correspond with the actual catch the values can be modified Select the specie you are catching or looking for Tip Once you are able to assess your catch you can use the Fish Size Adjustment page to change the average size of the various species The page is opened in the Information Pane Options dialog box The Information Pane Options dialog box is only available when an Ins...

Page 458: ...e If these parameters are not known to you use the default value 1494 m s This is a typical mean value for sound speed Related topics Defining settings related to user preferences and individual customizing page 156 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Language function You may prefer to use the ST90 system with the user interface in your own language ...

Page 459: ...ing a previously determined position or fix by using estimations of speed heading direction and course over elapsed time Dead reckoning is subject to cumulative errors Advances in navigational aids that give accurate information on position in particular satellite navigation using the Global Positioning System have made simple dead reckoning by humans obsolete for most purposes However inertial na...

Page 460: ...the sonar beams It is placed inside the Motor Control Unit For improved operational accuracy an external motion reference unit MRU can be used If the sensor is malfunctioning the input can be disabled How to open This function is opened from the Setup menu Description The Stabilization function allows you to enable or disable the input from the motion sensor Select On to enable the input Select Of...

Page 461: ...eams shall also be heave compensated Related functionality Motion Reference Unit Use the Motion Reference Unit page to define the data format and the communication port used to import motion information from an external sensor Related topics Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Screen Captures dialog box While using the ST90 system you may wish to make...

Page 462: ...ingle mode one screen capture is taken every time you select Screen Capture on the top bar Sequence In Sequence mode a new screen capture is created for every ping Select Screen Capture on the top bar to start the sequence Select Screen Capture one more time to stop the sequence Related topics Capturing the display presentation in an image page 138 Capturing the display presentation using one imag...

Page 463: ...ating Panel Description The beam visualization feature simulates how the acoustic beams cover the seabed and the water column Spin the scroll wheel on the mouse to zoom in and out Press and hold the right mouse button then move the mouse to change the angle Change the operating parameter while the Beam Visualization dialog is open The change you make to the beams are reflected in the presentation ...

Page 464: ...he different pages in the dialog box use the large buttons on the left hand side Each button provides a small colour coded indicator No indicator Status is OK No actions are necessary Yellow This is a warning A closer investigation is recommended Red This is an alarm A closer investigation is required Blue A device monitored by the diagnostic system is disabled Grey No information is available Not...

Page 465: ...dialog box provides you with a list of file types to export You must specify where these files shall be saved Details Select information to be exported Select the information you wish to export The total size of the selected files is shown below the list Export to Select Browse to locate the desired folder You can also type the folder name If you do not have a computer keyboard connected to your S...

Page 466: ...he Output dialog box Description This dialog box contains a number of pages selected from the menu on the left side Note When you work in the Installation dialog box you must always select Apply to save the changes made on a page You must do this before you continue working on a different page Related topics Sensor Installation page page 565 Sensor Configuration page page 570 Motion Reference Unit...

Page 467: ...lease date The version described in this publication is 21 13 X How to open This dialog box is opened from the Setup menu Description If you wish to find the latest software version for the ST90 system check our website www kongsberg com simrad Related topics Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Functions and dialog boxes ...

Page 468: ...e menu The screen capture may not show you all the menu choices Note Before you can change the settings related to a view you must click inside the view to activate it The changes you make are by default only valid for the active view Several of the functions offer Apply to All If you select Apply to All your setting is applied to all the views in the current presentation mode Topics TVG function ...

Page 469: ...presentation as a function of range This makes the targets with the same strength appear with the same intensity independent of their physical distance from the transducer In the ST90 system the TVG compensation is made using digital signal processing software When an acoustic pulse is sent through the water it will gradually lose its energy The greater the distance between the transducer and the ...

Page 470: ...ly ever used 20 log R This setting offers weaker amplification close to the bottom It is commonly used to provide the best echoes for schools The physical size of a school allows you to detect it even with reduced gain 40 log R This setting offers larger amplification closer to the bottom It is commonly used to provide the best echoes from single fish Other options are provided when this function ...

Page 471: ...ly because the acoustic beam cross section increases with range The received echo increases according to r2 where r is now the radius of the acoustic beam This introduces an r2 into the two way spreading r2 r4 so that the school compensation becomes r2 or in logarithmic terms 20 log r In addition to the geometrical spreading sound energy is absorbed in water Absorption is higher in salt than in fr...

Page 472: ...ast moving target will be presented weaker than it actually is The following filter options are provided Off Select Off to disable the filter The historical information from previous transmissions pings are not used to remove noise and unwanted echoes Weak Select Weak to allow the filter to compare the echoes from the latest two pings For the current echo to be shown it must be present in both of ...

Page 473: ...Time Varied Gain and Display Gain are not filters but included only to illustrate the complete signal path Details Ping Ping Filter Select the filter setting you want to use Apply to All Check this box if you wish to use the chosen setting in all the views in the display presentation Related topics Choosing operating mode and key transmit parameters page 84 Functions and dialog boxes page 416 Acti...

Page 474: ...o find out which transceiver boards your transceiver is fitted with see the Transceiver page in the Diagnostics dialog box For each pulse type you can select Short Normal or Long These options define the pulse duration This is the current duration length of the transmitted pulse Use the Frequency function to define the centre frequency used by the transmitted pulse Use the Bandwidth function to de...

Page 475: ... pulse duration You can increase the pulse duration without decreasing the resolution If you wish to investigate targets close to the bottom a short pulse duration is always recommended We recommend that you use Auto or a CW setting during normal operation Details Auto Select Auto to make the ST90 system choose pulse type and duration for you The resulting setting is based on the current range By ...

Page 476: ...ansmitted pulse Use the Bandwidth function to define the frequency range during the transmission Each frequency modulated transmission ping from the ST90 system consists of a frequency sweep around the centre frequency The difference between the lowest and the highest frequency in each transmission is referred to as bandwidth The selected bandwidth will be distributed equally on both sides of the ...

Page 477: ...ection range and the range resolution is independent of the pulse duration Short pulses provide shorter detection range and they make the ST90 system more sensitive for noise Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Bandwidth function The Bandwidth function allows you to select the frequency range in the frequency modulated transmissions pi...

Page 478: ...hange the setting move the cursor to either side of the button Observe that the background colour changes Select on the left side or on the right side to choose the requested setting Select the middle of the button to open a small menu with the available options Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Frequency function The Frequency funct...

Page 479: ...o use different centre frequency The bandwidth used by the frequency modulated transmissions is controlled by the Bandwidth function The shape of the transmitted pulse is controlled using the Pulse Type function Note The centre frequency you choose will only be valid for the currently selected view This means that you must first click in the chosen view to select it and then choose the frequency R...

Page 480: ... this function depend on your current active view If the Horizontal TX Sector value in a horizontal swath is smaller than its maximum value the centre of the sector is defined by the Bearing function In the Horizontal view the transmit sector is shown as a triangle originating from the vessel symbol A This is the horizontal TX sector in a horizontal swath B This is the vertical TX sector in a hori...

Page 481: ...age 466 Vertical TX Sector function The Vertical Tx Sector function is used to change the vertical opening angle in horizontal and vertical swaths Specifications Horizontal swath Maximum Wide Other options Narrow Normal Wide Auto Vertical swath Maximum degrees Other options 30 60 90 120 180 degrees The options provided by this function depend on your current active view How to open You open this f...

Page 482: ...ertical swath is smaller than its maximum value the centre of the sector is defined by the Tilt function Tip Use the Auto Configuration dialog box to define for which ranges the Vertical TX sector is set to Narrow Normal or Wide Select the middle of the Vertical Tx Sector button Select Auto Configuration Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page...

Page 483: ...ange Projection function to control how the distance to a target is measured in a horizontal view This is a selector function 1 Target 2 Select Slant range to measure the distance to the target diagonally along the tilt angle 3 Select True range to measure the distance horizontally This is the distance you must sail to position yourself on top of the target Note The map is only shown in Horizontal...

Page 484: ...cessing algorithm This processing depends on the strength of the echo signal The image is analysed to identify reverberation and echoes Based on the analysis the weak echoes are amplified while the strong echoes are weakened The result is a normalizing effect that reduces noise and reverberation The automatic gain control is functional up to the maximum range of the ST90 system You can choose from...

Page 485: ... the visibility of other echoes The same applies if the bottom conditions place your vessel with decreasing depth on one side of the vessel and your targets on the other side Reduce the automatic gain control If you have a large school located close to your vessel typically closer than 150 meters the school gives you a strong echo The AGC may misinterpret the school echo for noise Reduce or disabl...

Page 486: ...fish and schools using receiver filters page 117 Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 RCG Reverberation Controlled Gain function The RCG Reverberation Controlled Gain function removes unwanted reverberation from the bottom and or from the sea surface It may however also remove scattered fish from the presentation How to open You open this function fro...

Page 487: ...terpret scattered fish as reverberation Use reverberation controlled gain carefully if you wish to detect scattered fish You can choose from nine different filter settings The numerical settings do not express an increasing filter strength They represent specific settings using different algorithms The chosen RCG Reverberation Controlled Gain setting is only be applied to the currently active view...

Page 488: ...nal path Details Off The filter is disabled Weak Use for schools Medium Use for schools with higher density This setting can also be used in horizontal views to detect schools close to the bottom Strong Use for scattered fish located close to the bottom This setting uses a slightly different algorithm than the other scattered fish settings 4 Use for scattered fish located close to the bottom This ...

Page 489: ...e recognition of fish and schools using receiver filters page 117 Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Bottom Filter Threshold function The ST90 system provides a bottom filter to reduce the sometimes powerful echo from the seabed How to open You open this function from the Active menu Description This filter is useful if you try to find fish close to...

Page 490: ...vessel or even from other vessels operating near you The four filter settings are used to control the efficiency of the filter To disable the filter set it to Off Tip Use weak filtering or turn the filter off if you have strong echoes on short ranges The filter may then be too powerful and distort the echo presentation Select the middle of the button to open a small menu with the available options...

Page 491: ...Note that Gain TVG Time Varied Gain and Display Gain are not filters but included only to illustrate the complete signal path Details Off Choose this setting to switch the filter off Weak The system starts using one amplifier stage and increases the number as a function of range Medium The system starts using two amplifier stages and increases the number as a function of range Strong The system st...

Page 492: ...dependent of the beams displayed in the other views The echo presentations in the Inspection views resemble the echograms you see on an echo sounder Each Inspection view can be regarded as an echo sounder with an adjustable direction In the ST90 system we use the phrase echogram to describe the information provided by the views Use the Horizontal Scroll function to control how fast each echogram s...

Page 493: ...elect Water Column to see the entire vertical view Select Surface to remove the bottom part of the vertical view Select Bottom to remove the upper part of the vertical view When the function is activated the vertical range depends on the physical height of the view Click on the view border hold the button depressed then drag the border up or down to change the height A taller view gives you a larg...

Page 494: ... Inspection view can be regarded as an echo sounder with an adjustable direction In the ST90 system we use the phrase echogram to describe the information provided by the views Note The dialog box is only available when an Inspection view is active To activate a view click in it The active view is identified with a thicker border Related topics Functions and dialog boxes page 416 Active menu Funct...

Page 495: ...log box offers a menu on the left side and several pages for pane parameters on the right side Note The dialog box is only available when an Inspection view is active Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Size Distribution page page 617 Fish Position page page 620 Fish Size Adjustment page page 623 School Mass Adjustment page page 624 Fu...

Page 496: ...e 510 Hull Unit Control dialog box page 510 New Marker dialog box page 511 Power Off dialog box page 512 Replay File dialog box The Replay File dialog box allows you to choose which file s to be used for playback The files listed were generated automatically during recording Each file is identified with the time and date it was made How to open To open the Replay File dialog box select Operation T...

Page 497: ...ens automatically at the top of the display presentation when you choose Replay mode A Stop Select this button to stop the playback B Play Pause Select this button to start the playback or to pause it C Replay Speed Select this slider and move it sideways to adjust the replay speed D Replay File The button shows you which file you are replaying Select the button to open the Replay File dialog box ...

Page 498: ...ording File Setup page The File Setup settings control how and where the recorded files are saved on the hard disk or on an external storage device You can select the disk and folder for the files the maximum file size and a prefix for the file names This page is located in the Output dialog box This dialog box is opened from the Operation menu System Protection page The Recording protection stops...

Page 499: ...t species weight and size You can also add comments The comments are saved in a separate text file in the same folder as the raw data files Select Delete to cancel the recording and delete the raw data file Tip By collecting additional information about the catch you add value to your recording The catch data will help to build your own experience as you can play back the data later so study the e...

Page 500: ...This page is located in the Output dialog box This dialog box is opened from the Operation menu System Protection page The Recording protection stops the recording automatically when the transducer is hoisted to its upper position The Timer function stops the recording automatically when the specified time has elapsed Related topics Recording and replaying echo data page 126 Record RAW function pa...

Page 501: ...eters before you select input or output datagrams All navigation and motion sensors are connected using the Sensor Installation page You must also specify which datagram formats to use The Sensor Installation page is located in the Installation dialog box The Installation dialog box is located on the Setup menu Details Name This is a text box Type a suitable name for the communication port If you ...

Page 502: ...from the device the remote IP address is not required If you want to export information from the Processor Unit to one or more peripheral devices Broadcast mode set Remote IP Address to 255 255 255 255 This is the default setting If you want to use point to point communication in a closed network set the remote IP address manually Remote Port The Remote Port is important if you want to export info...

Page 503: ...escription A serial port is a serial communication interface that is still very common between maritime systems It is very important that any serial line between the ST90 system and any external system is setup correctly with identical parameters at each end The NMEA National Marine Electronics Association standard for serial communication defines standard parameters for such interfaces According ...

Page 504: ...erial communication The standard number of data bits defined for NMEA serial line communication is 8 eight Parity Use this function to specify the parity for the serial communication The standard parity defined for NMEA serial line communication is None A parity bit or check bit is a bit added to the end of a string of binary code that indicates whether the number of bits in the string with the va...

Page 505: ... box is located on the Operation menu Description The first time the Processor Unit is turned on after a ST90 system software installation it will automatically do a search to find available serial ports Since the Processor Unit was provided by Kongsberg Maritime as a part of the delivery you can only use the ports that were fitted by the manufacturer If you need additional serial ports consult yo...

Page 506: ...d in the Installation and Output dialog boxes The Installation dialog box is located on the Setup menu The Output dialog box is located on the Operation menu Description The Port Monitor dialog box provides one text box for incoming messages Rx Data and one for outgoing messages Tx Data Use these boxes and your knowledge of the data communication to investigate the datagrams Note The Port Monitor ...

Page 507: ...the port you are currently monitoring Tip If you wish to change your attention to a different serial or LAN port you can choose the communication port here instead of returning to I O Setup Related topics Setting up the interfaces to peripheral devices page 195 I O Setup page page 516 Functions and dialog boxes page 416 Secondary functions and dialog boxes page 494 Messages dialog box The Messages...

Page 508: ... one page for each type Message types Errors These errors are fatal Operation of the ST90 system cannot continue You need to turn off the ST90 system and attempt a restart System alarms These are messages related to the operation of the ST90 system or to major software components You can continue the operation but note that the data provided by the ST90 system may be inaccurate A restart is recomm...

Page 509: ...d if your Processor Unit is equipped with a loudspeaker Select Mute Message Sound to disable the audible signal Inhibit Dialog Popup Select this option to prevent the Messages dialog box from opening automatically Note When this option is enabled you must keep an eye on the icon on the top bar as new messages will only be flagged using this icon Delete Delete All Select Delete to remove the curren...

Page 510: ...tup dialog box to define or change the physical size of the tracking area Illustration A Each Tracking Area option controls the distance from the inner to the outer radius of the area B The width of the area is fixed and stretches across a predefined number of beams This means that the actual width depends on the distance from your vessel to the area How to open Select Tracking Area on the Setup m...

Page 511: ...page 494 Add Fishing Gear dialog box By defining the type of fishing gear you are using the ST90 system may provide more accurate visual presentations Use the Fishing Gear Setup dialog box to change the fishing gear properties to match your own equipment Use the Add Fishing Gear to add new equipment to your fishing gear list How to open Open this dialog box from the Fishing Gear Setup dialog box U...

Page 512: ...he Hull Unit Control dialog box allows you to lower and hoist the transducer The dialog box also provides status information about the transducer position You can monitor the current position of the transducer and make changes to the position defaults How to open To open the Hull Unit Control dialog box select the Hull Unit button on the top bar Description To lower the transducer select Down To h...

Page 513: ...do not retract the transducer to its upper position To prevent serious damage to the vessel or the vessel stability you must have a water pump and a warning system in the sonar room Related topics Getting started page 80 Hull Unit page 314 Functions and dialog boxes page 416 Secondary functions and dialog boxes page 494 New Marker dialog box The New Marker dialog box allows you to create a new mar...

Page 514: ... Off on the top bar How to open Select Power Off on the top bar Description The Power Off dialog box offers two options One is to turn off the entire system the other is to only close the ST90 program Details Power Off Power Off hoists the transducer turns off the operating power to all units closes the program and then automatically turns off the Processor Unit Exit to Operating System Exit to Op...

Page 515: ...er of pages selected from the menu on the left side Topics File Setup page page 513 I O Setup page page 516 Processed Data to File page page 520 Marker Output page page 523 Relay Output page page 525 Screen Recording page page 528 File Setup page A useful function of the ST90 system is it ability to record echo data To retrieve the data files you need to know where they are and which file names th...

Page 516: ...less you really need to record data for playback and or training purposes you should use this function with care The data files will fill you hard disk very fast Details Current Output Folder This text box shows you the file path that is currently used to store the data files Select Browse to choose a different output folder to store the files This function uses a standard operating system dialog ...

Page 517: ...on allows you to start and stop recording split the current recording file if it gets too large and set up the file output parameters Once all the recording parameters have been defined you can start recording by clicking the red circle on the button and stop it by clicking the left rectangle Record RAW is located on the Operation menu System Protection page The Recording protection stops the reco...

Page 518: ... or Setup menus Description The ST90 software automatically scans the Processor Unit to locate and identify the available communication ports Once the software has established a list of valid interfaces you can set up and control the communication parameters The I O Setup page provides two lists one for serial ports and one for Ethernet LAN ports Each list is supported with a set of functions to s...

Page 519: ... port By default the ports are numbered Resource The Processor Unit can have several serial ports This is the identification of the communication port The serial ports are normally named COM1 COM2 and so on Baud Rate This is the current baud rate specified for the serial line The communication parameters defined for NMEA 0183 are Baud rate 4800 bit s Data bits 8 Parity Even Stop bits 1 Some instru...

Page 520: ...is the default setting If you want to use point to point communication in a closed network set the remote IP address manually Remote Port The Remote Port is important if you want to export information from the Processor Unit to a peripheral device on the local area network LAN The application on the peripheral device will listen to this port number If you want to establish point to point communica...

Page 521: ... acknowledgement is required the port is removed instantly The chosen port is not deleted from the system it is only taken out of the list of ports Setup In order to use a serial port or LAN Ethernet port to receive or transmit information its communication parameters must be set up to match the peripheral device Select one of the listed ports and then Setup under the table to set up the port para...

Page 522: ...Port dialog box page 503 Port Monitor dialog box page 504 Processed Data to File page The ST90 system can export several types of processed data file formats Use Processed Data to File to define which processed data formats to save and where to place the files This page is located in the Output dialog box Prerequisites The Output dialog box is not available when your ST90 system is set to Inactive...

Page 523: ...ecord Processed function on the Operation menu Details Installed Outputs The Installed Outputs box lists all the currently selected outputs To remove or edit an output type select it in the Installed Outputs box Select Remove to delete the output Select Edit to change the settings Select New to add a new output Output Select the file format you want to export Current Output Folder This text box sh...

Page 524: ...elect Add to allow export of the chosen data format Once an output type has been defined it is listed in the Installed Outputs box on the left side of the page To start data recording open the Record Processed button and select On Alternatively simply select the red circle on the right side of the button Remove Once an output type has been defined it is listed in the Installed Outputs box on the l...

Page 525: ... as both echoes and your own vessel move To ease the identification of these echoes you can use markers Each marker is identified with its geographical location If you have placed markers on several echoes to make them objects you can select one of these and give it priority status In this context the phrase marker is used to identify a visual symbol placed in the display presentation Placing a ma...

Page 526: ...nges You can not define the communication port parameters here If you need to adjust these you must select I O Setup after you have defined the data output parameters The I O Setup page is located in the Installation and Output dialog boxes Monitor Select Monitor to open the Port Monitor dialog box The Port Monitor dialog box allows you to study the communication stream on the chosen serial line o...

Page 527: ... output type has been defined it is listed in the Installed Outputs box on the left side of the page To edit the settings of a specific output select it in the Installed Outputs box and then select Edit Save Once you have finished editing the output settings select Save to keep the changes Related topics Exporting sensor data marker positions and technical information page 181 Functions and dialog...

Page 528: ...an external device providing information This information is useful or essential for the operation of the ST90 system Typical sensors are those providing navigational information heading speed or geographical position or vessel movements in the sea motion sensors You can not define the communication port parameters here If you need to adjust these you must select I O Setup after you have defined t...

Page 529: ...mat Once an output type has been defined it is listed in the Installed Outputs box on the left side of the page Remove Once an output type has been defined it is listed in the Installed Outputs box on the left side of the page To remove the output select the relevant format in the Installed Outputs box and then select Remove Edit Once an output type has been defined it is listed in the Installed O...

Page 530: ...e Tip Select Screen Recording on the top bar to start and stop the recording Note Video data files will normally become very large If you wish to record large amounts of data make sure that you have enough space on your hard disk Unless your Processor Unit is equipped with a very large disk we recommend that you save the data to an external storage device Everything that happens in the presentatio...

Page 531: ...atically when the specified time has elapsed This page is located in the Installation dialog box To open the page select Installation on the Setup menu Related topics Capturing the display presentation in a video file page 142 Selecting where to save the video files page 143 Capturing the display presentation in image and video files page 138 Screen Recording page 311 Functions and dialog boxes pa...

Page 532: ...be used for vessel navigation Topics General page page 530 Map Display page page 533 Safety Depth page page 535 Tooltip page page 537 Own Ship page page 538 Vertical View Orientation page page 539 Off Centre page page 539 Current Flow page page 541 General page The General page in the Display Options dialog box controls the location of the menu You can select which navigational information to be s...

Page 533: ...resentation Top Bar The top bar is located at the top of the display presentation and stretches from the far left to the far right By means of these check boxes you can select which elements to be shown at the top of the presentation For each option the text in brackets is the identification used on the top bar Navigation Select this check box to see the vessel s current geographical position on t...

Page 534: ...he time is shown on the bottom bar at the bottom of the display presentation When disabled the ST90 system uses local time Note To enable UTC time your ST90 system must be set up to accept the NMEA ZDA datagram The NMEA ZDA datagram contains the universal time code UTC day month year and local time zone Coordinated Universal Time French Temps Universel Coordonné UTC is the primary time standard by...

Page 535: ...cated in the middle of the top bar These fields are separate read outs They present information related to the navigation of the vessel and operation of the ST90 system The information shown on the top bar must not be used for vessel navigation Bottom bar The bottom bar is located at the bottom of the display presentation and stretches from the left side to the right side The tabs on the bottom ba...

Page 536: ...format https en wikipedia org wiki Web_Map_Service June 2021 Note The map is only shown in Horizontal views when Range Projection is set to True Related functionality Map function This is an on off switch Use Map to enable or disable the geographical map layer This function is opened from the Cosmetics menu Safety Depth page The Safety Depth page allows you to change the safety depth settings and ...

Page 537: ...isplay to choose which map elements to include in the map presentation The Safety Depth page allows you to change the safety depth settings and thus the presentation of the various water depths How to open This page is located in the Display Options dialog box The Display Options dialog box is located on the Display menu Description Once a map is projected on top of the echo data the depth contour...

Page 538: ...d with depth values at regular intervals If the map does not have a contour for the depth value you have specified the nearest contour with a larger absolute depth value is shown This contour line will not be marked with depth values The area inside this contour line is marked with darker colours than outside Shallow Pattern Select Shallow Pattern to present the area inside the safety contour line...

Page 539: ...n to provide additional information The Tooltip page controls which tooltips that are shown How to open This page is located in the Display Options dialog box The Display Options dialog box is located on the Display menu Description Several tooltips can be shown in the sonar presentation When a tooltip is enabled the cursor location is detected and a small information box is shown By default the i...

Page 540: ...ter the vessel symbol When the history line is active the length in minutes of the line can be defined Select Clear History Line to delete the current line Set History Line Length to a value that meets your preferences Set History Line Length to 0 zero to disable the history line Tip The Minute Markers function adds markers to the history line These markers indicate how far you have sailed in the ...

Page 541: ...on is made from left towards right If you wish to change the direction of the presentation make the appropriate choice on this page Certain presentation modes provide more than one vertical view You can then set up these views individually Related topics Functions and dialog boxes page 416 Display menu Functions and dialog boxes page 440 Display Options dialog box page 448 Off Centre page When the...

Page 542: ...ttons The buttons are identified as F1 F2 and F3 Each button can be assigned a dedicated function Off Centre is one of the functions that can be assigned This is the same function as Set New Ship Centre on the shortcut menu Place the cursor anywhere in the view and press the button The function moves the vessel symbol to the selected position The Mk1 Operating Panel offers a dedicated Off Centre b...

Page 543: ...r can be connected to the ST90 system This can for example be an acoustic Doppler current profiler ADCP The information from this sensor is presented in the applicable views Use the Current Flow page to define key settings for the presentation of the sensor data How to open This page is located in the Display Options dialog box The Display Options dialog box is located on the Display menu Descript...

Page 544: ... sea currents The direction of the arrows indicate the direction of the water currents The length of the arrows reflects their speeds The Current Vector function is located on the Visual Objects menu A numerical readout of the current vector data is provided in the top right corner of the Horizontal view Related topics Defining the visual information in the sonar views page 149 Functions and dialo...

Page 545: ...annels and transducer elements are functional To open the different pages in the dialog box use the large buttons on the left hand side Each button provides a small colour coded indicator No indicator Status is OK No actions are necessary Yellow This is a warning A closer investigation is recommended Red This is an alarm A closer investigation is required Blue A device monitored by the diagnostic ...

Page 546: ...al transmission or reception This is achieved by combining elements in an antenna array in such a way that signals at particular angles experience constructive interference while others experience destructive interference Beamforming can be used at both the transmitting and receiving ends in order to achieve spatial selectivity The improvement compared with omnidirectional reception transmission i...

Page 547: ...ific status information for service engineers Processing Manager This function offers specific status information for service engineers Beamformer This field offers information related to the operating status of the beamforming process as well as the status of the signal processing and digital beamforming of the transmitter channels The information is provided for service engineers Transmitter The...

Page 548: ...t purposes is listed All relevant status information is provided Tip Use the Sensor Installation page to define which external sensors your ST90 system will import information from The Sensor Installation page is located in the Installation dialog box The Installation dialog box is located on the Setup menu The Sensor Configuration page allows you to define a datagram priority so that the informat...

Page 549: ...is transmission and reception sequence is commonly referred to as a ping How to open This page is located in the Diagnostics dialog box Open the Diagnostics dialog box from the Setup menu Description The Transceiver page provides a graphic presentation of the transceiver boards The visual presentation reflects the physical location of the boards in the Transceiver Unit Only static information is p...

Page 550: ... to finish the start up sequence and a short message will be provided A circuit board is creating a lot of noise Each button provides a small colour coded indicator No indicator Status is OK No actions are necessary Yellow This is a warning A closer investigation is recommended Red This is an alarm A closer investigation is required Blue A device monitored by the diagnostic system is disabled Grey...

Page 551: ...ge 416 Diagnostics dialog box page 462 Transducer page Use the Transducer page to do a reception test to check the individual transducer elements Any errors are then easily detected How to open This page is located in the Diagnostics dialog box Open the Diagnostics dialog box from the Setup menu Description The Transducer page presents all the elements that are used in the transducer The presentat...

Page 552: ...sabled Grey No information is available Transducer Elements Each of the individual elements in the transducer is shown in a grid The presentation attempts to organize the elements in the same manner as in the physical transducer Individual transducer elements may be disabled or enabled To do this right click on the corresponding rectangle and use the short cut menu A disabled element is shown with...

Page 553: ...ransducer face this may cause a visible defect in the display presentation If they are scattered the visible defect may be a lot harder to see In all cases the echoes from the neighbouring channels cause an interpolation that will restore a lot of the degraded presentation Which actions to take if single channels fail depend on the operational impact the overall performance of the ST90 system and ...

Page 554: ...the following settings before you start the noise test Set Range to 1500 m Set Operation to Normal Set Tx Power to Maximum Set Pulse Type to CW Medium Set Vertical TX Sector to Narrow Set Noise Filter to Off Set the Bottom Filter Threshold to Off Select Start Noise Measurements This starts the noise test The test is run continuously on each of the following pings until you stop it Select Stop Nois...

Page 555: ...to the signal to noise ratio may be divided into the following types of noise Self noise Ambient noise Electrical noise Reverberation Underwater noise Fishing gear noise This is a generic illustration Any similarities with specific products are accidental A The transducer can pick up noise from Biological disturbances Interference Cavitation Propeller noise Flow noise Acoustic noise from other hyd...

Page 556: ... operating frequency It runs through all the frequencies and then starts again with a new loop For each loop the test results are saved on the hard disk on XML format The result file specifies Vessel speed Operating frequency noise Minimum Average Maximum Noise in each beam The file is located in the following folder programdata Simrad ST90 log Related topics Pages in the Diagnostics dialog box pa...

Page 557: ...ty for service engineers The functionality is not required for normal use of the ST90 system The choices you make have no effect on the overall performance of the ST90 system Related topics Pages in the Diagnostics dialog box page 543 B Scan page page 555 Matrix page page 560 Testing the noise conditions and the sonar functionality page 254 B Scan page The B Scan page allows you to monitor the dat...

Page 558: ...ents and or transceiver boards you must compare the rectangles When operating the ST90 system in port the colours will be less homogeneous due to the environmental noise and the shallow depth During normal operation at sea the colours will be homogeneous If a single element is dead no transmit no receive the rectangle is easily spotted because its colour is black If a single element is receiving b...

Page 559: ...illustration Any similarities with specific products are accidental Details Mode Select the operating mode of the diagnostic system Select None freeze when you have received the data and wish to freeze the presentation for a closer study of the results Select Element amplitude to start the test Functions and dialog boxes ...

Page 560: ...is located several meters out Use Start Sample and Sample Range to select which range to show in the B Scan presentation Decimation Method Sample range is normally selected so that there are no space to display all measurements in the dialog box If you need to reduce the number of samples you can select decimation methods Single Average or Peak Single decimation method means that only the first sa...

Page 561: ...rs used are rated from the weakest in dB to the strongest If you have selected manual colour scale the values shown here will be the same as those selected 2 Every sample received will have a value representing an echo This is identified as a non zero value The Min imum non zero value specifies the weakest echo received in dB The Max imum value specifies the strongest echo received in dB If you ha...

Page 562: ...ation shows a typical matrix presentation This is a generic illustration Any similarities with specific products are accidental Description When you move the cursor over the matrix presentation of the transceiver channels each element in the transducer can be clearly identified as a rectangle If you place the cursor on top of one of these rectangles a small yellow tool tip will identify key inform...

Page 563: ...d in the transmit test Details Mode Select the operating mode of the diagnostic system Select None freeze when you have received the data and wish to freeze the presentation for a closer study of the results Select Element amplitude to start the test Select Element phase to start the test and observe the element phases Start Averaging The test process collects data from all the channels and calcul...

Page 564: ...in Pixels Use Element Size in Pixels to define the width and height of each individual element in the presentation in pixels Generator In order to run this test a built in signal generator is used You must specify the amplitude and frequency to be used by this generator The signal generator creates a test signal inserted in parallel with the signal measured on the transducer Transmit Pulse Select ...

Page 565: ... and zero samples are also specified The Non zeroes value specifies how many samples that contain an echo signal The Zeroes value specifies the number of samples that do not contain any echo These are dead receiver channels 3 The Average signal level value presents the average signal level calculated from all the samples Related topics Pages in the Diagnostics dialog box page 543 Element BITE dial...

Page 566: ...be opened from the Output dialog box Description This dialog box contains a number of pages selected from the menu on the left side Note When you work in the Installation dialog box you must always select Apply to save the changes made on a page You must do this before you continue working on a different page Topics Sensor Installation page page 565 Sensor Configuration page page 570 Motion Refere...

Page 567: ...our ST90 system is set to Replay mode How to open This page is located in the Installation dialog box To open the page select Installation on the Setup menu Description The Sensor Installation page allows your ST90 system to communicate with external sensors and systems The parameters are organized in groups Installed Sensors The Installed Sensors list contains all the sensors that are currently i...

Page 568: ...sensors that are connected to the ST90 system is provided in the Diagnostics dialog box Details Installed Sensors The Installed Sensors list contains all the sensors that are currently installed on the ST90 system Select a sensor in the list to edit its interface properties or to remove it Select New in the list to add a new sensor interface to the ST90 system Type The ST90 system can communicate ...

Page 569: ...ical documentation supplied by the manufacturer Note You are not permitted to make any changes To change the communication parameters use the I O Setup page The I O Setup page is located in the Installation and Output dialog boxes Monitor This option is only available if you decided to edit the parameters of a previously installed sensor Select Monitor to open the Port Monitor dialog box The Port ...

Page 570: ...The Talker ID identifies the system that sends the datagram You can leave this box empty This means that blank characters are inserted into the datagram You may also specify two characters that identifies the ST90 system as the sender In most cases you will only need to define a Talker ID if your receiving system needs it for a specific purpose Example ESDBT x x f y y M z z F hh CR LF In this NMEA...

Page 571: ... to as installation angles or offset angles The sensor can be rotated around the three axis of the vessel coordinate system Rotation Around X Roll Rotation Around Y Pitch Rotation Around Z Yaw In the user interface you will only need to specify the installation angles when the parameters are shown Rotation Around X Specify an angle in degrees to compensate for any deviation from the X axis fore an...

Page 572: ...s page 195 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Installation dialog box page 464 Sensor Configuration page With multiple sensors connected to the ST90 system many of them will provide the same datagrams We cannot expect that these datagrams provide the same information The Sensor Configuration page allows you to define a datagram priority so that the i...

Page 573: ...eral sensors Due to a number of reasons environmental conditions installation configuration accuracy etc the numerical values provided can be different from one sensor to another Several sensor are provided on the Sensor Configuration page one for each type of information Select the sensor you wish to configure in the Sensor list For each type you can define a priority sensor by rearranging the da...

Page 574: ...ist using the arrow buttons Auto Select Auto to control the functionality With Auto enabled the priority list is used Information is imported from the sensor at the top of the list If the sensor fails to provide information for more than 20 seconds data from the next sensor is used With Auto disabled the priority list is not used Information is imported from the sensor at the top of the list All o...

Page 575: ...de the Motor Control Unit For improved operational accuracy an external motion reference unit MRU can be used Use the Motion Reference Unit page to define the data format and the communication port used to import motion information from an external sensor Note The sensor must be connected with a serial communication line If you don t have any available COM ports you must first release one on the I...

Page 576: ...II Kongsberg EM Attitude 1000 The EM Attitude 1000 is a proprietary datagram format created by Kongsberg Maritime for use with digital motion sensors It holds roll pitch heave and heading information In many new designs this datagram format has been replaced with EM Attitude 3000 format Kongsberg EM Attitude 3000 The Kongsberg EM Attitude 3000 is a proprietary datagram format created by Kongsberg ...

Page 577: ...ion sensor If you disable the input from the sensor the beams will not be compensated for pitch and toll movements This function is opened from the Setup menu Related topics Setting up the interfaces to peripheral devices page 195 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Installation dialog box page 464 Functions and dialog boxes ...

Page 578: ... Description The physical location and installation angles rotation of each sensor must be defined with reference to the vessel s coordinate system The position of certain sensors must be defined as an offset to the Ship Origin in the coordinate system to maximize performance The physical dimensions and offset values are all required to allow the ST90 system to give you as accurate information as ...

Page 579: ...f the ship s length Y position Half the ship s width Z position On the waterline If you want to change the location of the Ship Origin you can do this by providing offset values in the X Y and or Z directions To do this you will need the ship drawings Note We recommend that you place the Ship Origin at the same position as the motion reference unit MRU This will minimize the vectors when your vess...

Page 580: ...em Related topics Inserting the installation parameters page 215 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Installation Parameters page page 576 Transducer page Use the Transducer page to define the physical location of the transducer in the vessel coordinate system as well as the installation angles rotation The installation angles define in which directio...

Page 581: ...f the transducer is located under the ship origin Rotation Around X Specify an angle in degrees to compensate for any deviation from the X axis fore and aft direction in the vessel coordinate system Rotation Around Y Specify an angle in degrees to compensate for any deviation from the Y axis athwartship direction in the vessel coordinate system Rotation Around Z Specify an angle in degrees to comp...

Page 582: ...r improved operational accuracy an external motion reference unit MRU can be used offsets The offset values specify the physical location of the motion reference unit relative to the reference point origin The relevant offset values can normally be taken from the vessel drawings Rotation The values for rotation around the X Y and Z axis are used to compensate for any misalignments made during the ...

Page 583: ...is clockwise C Rotation around the z axis In the positive vertical direction down a positive rotation is clockwise D Reference point Ship Origin Details X Offset Select the offset value on the X axis fore and aft direction from the Ship Origin Adjust with a positive value for X if the sensor is located ahead of the ship origin Y Offset Select the offset value on the Y axis athwartship from the Shi...

Page 584: ...nization is required in order to avoid interference if the ST90 system is used simultaneously with other hydroacoustic instruments within the same frequency range Prerequisites The Installation dialog box is not available when your ST90 system is set to Replay mode How to open This page is located in the Installation dialog box To open the page select Installation on the Setup menu Description Whe...

Page 585: ...40 must be available to provide trigger pulses For master operation a remote hydroacoustic system sonar echo sounder is connected This remote system must be set up in slave mode Stand alone Synchronization is turned off This synchronization mode is used if the ST90 system is working by itself and with no synchronization required This is the default setting The ST90 system operates using its intern...

Page 586: ...The Synchronization Delay setting is not applicable when synchronization is switched off Master In Master mode the ST90 system waits for the delay time after the external trigger signal has been sent to the slaves before transmitting the ping This is often referred to as a pre trigger Note This delay will only work when the synchronization is set up using a serial port Slave In Slave mode the ST90...

Page 587: ...ystem is set to Replay mode How to open This page is located in the Installation dialog box To open the page select Installation on the Setup menu Description The ST90 system is prepared to work with several international standards for units of measurements Use the Units options to select the units of measurements you want to work with The ST90 system uses them in all presentations You only need t...

Page 588: ...ed Choose the unit of measurement for all the presentations of vessel speed Temperature Choose the unit of measurement for all the temperature readings This may for example be the current water temperature but only if you have a suitable sensor connected to the ST90 system Fish Length Choose the unit of measurement for all presentations of fish length Related topics Defining settings related to us...

Page 589: ...tem shown in the display presentation The ST90 system supports three different operating panels These are referred to as Mk1 Mk2 and Mk3 The Mk1 Operating Panel is connected to the Processor Unit with three cables The dual interface cable provides power and serial communication The USB interface cable is used to read the trackball movements The Processor Unit must be fitted with a custom made inte...

Page 590: ...n Select Mode Selection to specify what you want to use the buttons for Assign one predefined user setting or presentation mode to each button on the Operating Panel Tip Before you can assign custom user settings to the operating panel a selection of settings must be available from the User Settings dialog box The User Settings dialog box is located on the Main menu Communication This functionalit...

Page 591: ...the chosen communication port is not put to other use in the I O Setup page in the Installation dialog box If you have two operating panels in use neither communication ports must be used for any other purposes Related topics Defining the user selected features on the Operating Panel page 174 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Operating Panel page pa...

Page 592: ...n power supply Details User Setting Buttons On the Mk2 Operating Panel the four buttons dedicated for user settings or presentation modes are located the top of the panel Select Mode Selection to specify what you want to use the buttons for Assign one predefined user setting or presentation mode to each button on the Operating Panel Simrad ST90 Reference Manual ...

Page 593: ... can be assigned a function related to range gain bearing or tilt Under Rotary Switch Options assign one function to each rotary switch on the Operating Panel The following functions can be assigned Horizontal Range This is the range setting in the Horizontal view Vertical Range This is the range setting in the Vertical view Inspection Range This is the range setting in the Inspection view Horizon...

Page 594: ...t sector is shown on the tilt indicator in the Horizontal view using a shaded background The sector and step settings are made using the Tilt function on the Main menu Off Centre This is the same function as Set New Ship Centre on the shortcut menu Place the cursor anywhere in the view and press the button The function moves the vessel symbol to the selected position Zoom Place the cursor anywhere...

Page 595: ...nction In the Auto Bearing mode the ST90 system will automatically search within defined sector limits The sector is identified in the view using two angular symbols The sector and step settings are made using the Bearing function on the Main menu Joystick Options Use these settings to set up the joystick operation Related topics Defining the user selected features on the Operating Panel page 174 ...

Page 596: ...y unit is not required Details User Settings Presentation modes On the Mk3 Operating Panel the requested user setting or presentation mode is chosen with a single button Press the button repeatedly to cycle through the settings or modes Select Mode Selection to specify what you want to use the button for Simrad ST90 Reference Manual ...

Page 597: ...fied with numbers Each switch can be assigned a function related to range gain bearing or tilt Under Rotary Switch Options assign one function to each rotary switch on the Operating Panel The following functions can be assigned Horizontal Range This is the range setting in the Horizontal view Vertical Range This is the range setting in the Vertical view Inspection Range This is the range setting i...

Page 598: ...iew Menu Off This is an on off function Unless you need to make frequent changes to the operating parameters you may want to hide the menu from the display presentation This gives you more space for echo information Audio Select Audio to turn the audio output on or off Own Ship This is the same function as Place Own Ship Marker on the shortcut menu Select this function to add a square symbol to th...

Page 599: ...ew can be regarded as an echo sounder with an adjustable direction In the ST90 system we use the phrase echogram to describe the information provided by the view Details Echogram Orientation The inspection beam offered by the ST90 system resembles a split beam echo sounders that you can point in the desired directions The Echogram Orientation function allows you to see the echo data with the start...

Page 600: ...ox To open select it on the Setup menu Description The ST90 system can be provided with different hull units The main difference between these hull units is the length of the transducer shaft and thus also the physical height of the entire hull unit assembly The same transducer is used on all hull unit types Select which type of hull unit that has been installed You only need to do this once Note ...

Page 601: ...ditional system protection features are also listed These function are automatically monitored by the software in the ST90 system You are not permitted to change the alarm limits If an alarm limit is exceeded a relevant message is issued by the ST90 system At the same time the relevant descriptive text is provided with a dark background Details Transducer Tx Inhibit Hull Unit Position If the trans...

Page 602: ...unit specification or you can choose a lower speed for increased safety Hull Unit Lowering depth m Maximum speed knots ST92 1 2 21 ST93 1 6 16 ST94 2 1 11 Note We strongly recommend that you do not specify a higher speed than the hull unit is designed for If the speed limit is exceeded a message is issued by the ST90 system Screen Recording The Screen Recording function allows you to record and sa...

Page 603: ...stem You can keep the recorded files for future reference training purposes and calibration The data files will normally become very large If you wish to record large amounts of data make sure that you have enough space on your hard disk The ST90 system is not provided with unlimited disk capacity We recommend that you save the data files to an external storage device The Recording protection stop...

Page 604: ...nd dialog boxes page 452 Installation dialog box page 464 Fishing Gear Setup page By defining the type of fishing gear you are using the ST90 system may provide more accurate visual presentations Use the Fishing Gear Setup dialog box to change the fishing gear properties to match your own equipment How to open Under Fishing Gear select Fishing Gear Setup to open the dialog box This dialog box is a...

Page 605: ...ted in the Installation dialog box The Installation dialog box is located on the Setup menu Description Specific map providers are listed Choose map provider then insert relevant information to make the connection Note The map is only shown in Horizontal views when Range Projection is set to True Details WMS Web Map Service Only WMS World Map Service maps from a KONGSBERG navigation system are sup...

Page 606: ...e Display Options dialog box The Display Options dialog box is located on the Display menu Safety Depth page The Safety Depth page allows you to change the safety depth settings and thus the presentation of the various water depths Range Projection function The distance to a target located anywhere in the water column can be measured in two ways This can either be the horizontal distance to the ta...

Page 607: ...y mode Example How to open This page is located in the Installation dialog box To open the page select Installation on the Setup menu Description On the User Settings Setup page tick the box to include range bearing and tilt information the next time you save the user settings Related functionality User Settings dialog box The User Settings dialog box allows you to save the current user settings y...

Page 608: ...rder to obtain a software license you must contact one of our dealers or distributors You can also use the request form on our website or contact our support department directly Note Once you receive your software license string s do not lose them We suggest that you copy the information into a text file for example Notepad and add relevant information Place the text file on the computer desktop a...

Page 609: ... combination or right click the mouse to use Copy and Paste Related topics Installing and maintaining software page 230 Functions and dialog boxes page 416 Setup menu Functions and dialog boxes page 452 Installation dialog box page 464 Transceiver Upgrade page The ST90 system offers a large number of transceiver channels 000 identical transceiver boards are used Certain functions offered by the ST...

Page 610: ...itable portable device Prerequisites The Installation dialog box is not available when your ST90 system is set to Replay mode How to open This page is located in the Installation dialog box To open the page select Installation on the Setup menu Description The Processor Unit must be connected to a wireless network WiFi To use the functionality provided by the Simrad Connect functionality you need ...

Page 611: ... Inspection view can be regarded as an echo sounder with an adjustable direction In the ST90 system we use the phrase echogram to describe the information provided by the views Note The dialog box is only available when an Inspection view is active To activate a view click in it The active view is identified with a thicker border Lines page The echo presentations in the Inspection views resemble t...

Page 612: ...ual bottom detection It appears as thick line in the current background colour normally white that follows the bottom contour This line will not remove information it will simply push the echo information further down in order to make the bottom easier to see You can use the white and the bottom lines simultaneously Select Normal to disable the line Hardness This is an on switch The Hardness Line ...

Page 613: ...ed echogram shown simultaneously When enabled two horizontal lines in the surface echogram indicate the range selected in the bottom echogram Biomass This is an on off switch Select the box to enable the function This function writes an extra thick and brightly coloured curve on the echogram The biomass line shows you the integrated biomass for the pings within the selected calculation interval Ch...

Page 614: ...a the annotations you have defined are stored as annotation datagrams Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Echogram dialog box page 492 Echogram page The echo presentations in the Inspection views resemble the echograms you see on an echo sounder The Echogram page allows you to choose which type of echogram you wish to display You can a...

Page 615: ...of geometric spread and absorption loss The TVG compensation is expressed as a logarithmic curve You can choose from a selection of curves Each curve has a different slope creating a different gain compensation Select the TVG setting you want to use Several TVG compensation settings are available No TVG TVG compensation is not implemented This option is hardly ever used School 20 log R This settin...

Page 616: ...all calculations are made from the sea surface and down to the detected sea bottom Use this echogram type to obtain correct calculation of the biomass It will also provide valid data for the Size Distribution information pane Bottom A Bottom echogram is mainly used when you want to examine the echoes from fish close to the sea bottom Since this echogram is referenced to the sea bottom the sea surf...

Page 617: ... TVG principles you can choose to use your own curve In order to use the chosen curve the TVG mode must be set to User You can also select TVG setting with the TVG function The TVG Time Variable Gain function is located on the Active menu Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Echogram dialog box page 492 Horizontal Axis page The echo pre...

Page 618: ...iew Size to specify that the number of horizontal pixels shall define the number of displayed horizontal pings using one ping per pixel Speed The horizontal scale is based on the relative speed you choose Select speed with the ruler Label Small labels are shown in the bottom left and right corners of the view These labels can contain time or distance to identify the horizontal axis of the echogram...

Page 619: ...s Description The Information Pane Options dialog box offers a menu on the left side and several pages for pane parameters on the right side Note The dialog box is only available when an Inspection view is active Size Distribution page The Size Distribution information pane presents a histogram with the echoes from single fish The calculations are based on the fact that different fish species have...

Page 620: ...st accuracy since the fish is then viewed from above If you use a smaller beam angle you may see the fish from the front or back This gives significantly smaller echoes and thus low measurement accuracy Details Mode The Mode function specifies if the histogram shall present the size distribution based on the fish size echo strength or fish weight Length The histogram shows the size distribution as...

Page 621: ...t mode and specifies 7000 in this spin box fish heavier than 7 kg will not be shown in the histogram Advanced Settings Resolution This function specifies accuracy of the histogram that is how many vertical bars that are used to display the target strength Max imum Percentage This function controls the vertical resolution of the histogram Apply to All Channels Check this box to apply the current se...

Page 622: ...alog box You can also select the Setup button in the relevant information pane The Information Pane Options dialog box is only available when an Inspection view is active Description Each coloured circle in the information pane identifies a single fish You can observe how these move through the beam The colours used are the same as the colours used in the colour scale and these indicate the echo s...

Page 623: ...o than the length of the transmitted pulse It is important that such multiple targets are excluded By using the echo length values you can define the maximum and minimum length of the echo compared to the transmitted pulse If the echo is too long or too short it will be excluded Example If you set Minimum Echo Length to 0 8 all echoes shorter than 0 8 times the length of the transmitted pulse will...

Page 624: ...y narrow the beam opening angles for single target detections but will normally improve the accuracy of the target strength values for the detected single targets Minimum Echo Spacing This setting only applies to CW operation This parameter defines the minimum distance between two single echoes when you are using CW pulses If they are too close the echoes are skipped The distance is defined as a r...

Page 625: ...lse compressed sample data Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Information Pane Options dialog box page 492 Fish Size Adjustment page The Size Distribution information pane presents a histogram with the echoes from single fish For various reasons the fish sizes presented in the Size Distribution information pane may be inaccurate Once ...

Page 626: ...x The target strength from fish varies from one specie to another The Fish Select dialog box allows you to select the fish species you expect to catch You can then manually adjust the size distribution The Fish Select dialog box is located on the Setup menu Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Information Pane Options dialog box page 49...

Page 627: ...iption For the selected specie adjust the density Related topics Functions and dialog boxes page 416 Active menu Functions and dialog boxes page 466 Information Pane Options dialog box page 492 Functions and dialog boxes ...

Page 628: ...626 442704 A Concept descriptions Topics Vessel coordinate system page 627 Layers and deflections page 630 What is sampling page 632 Acoustic noise page 633 Simrad ST90 Reference Manual ...

Page 629: ...e amount of cargo fuel etc the physical location of the water line on the hull must either be measured at a regular basis or measured with a second sensor In order to establish a system to measure the relative distance between sensors a virtual coordinate system is established This coordinate system uses three vectors X Y and Z A The X axis is the longitudinal direction of the vessel and in parall...

Page 630: ...l s motion sensor Defining the physical location of each sensor By means of the vessel coordinate system the physical location of every sensor can be defined using three numerical values for X Y and Z These values must define the vertical and horizontal distances from a single reference point the origin The physical location of the motion reference unit MRU is often the most important sensor to de...

Page 631: ...442704 A 629 Related topics Concept descriptions page 626 Concept descriptions ...

Page 632: ...flections page 631 Temperature and salinity layers You may experience that temperature and or salinity layers exist in the water column Since the speed of sound in water depends on its temperature and salinity such layers will cause the sound beam to be reflected If you transmit a sonar beam down towards a temperature or salinity layer A it may be reflected as indicated in the illustration The sch...

Page 633: ...n a warm day When the temperature decreases A closer to the bottom the sonar beam is deflected down as indicated by the illustration The school of fish B you thought you would see will not be visible at all Water temperatures on a cold day When the temperature decreases A closer to the surface the sonar beam is deflected up as indicated by the illustration The school of fish B you thought you woul...

Page 634: ...ot a function of a time argument but a sequence of quantities a function over a domain of discrete integers Each value in the sequence is called a sample Using this technique the analogue signal is converted to a stream of discrete signals In this coordinate system the Y axis is voltage or volume and the X axis is time A This is a continuous flow of data an analogue signal for example an echo B Th...

Page 635: ...small target must be detected inside the noise It is important that we keep the noise level as low as possible This is necessary to obtain long range and dependable interpretations of the echoes Related topics Improving the recognition of fish and schools using receiver filters page 117 Concept descriptions page 626 Acoustic noise page 633 Contributing factors Several factors are contributing to t...

Page 636: ...ired signal to the level of background noise It is defined as the ratio of signal power to the noise power often expressed in decibels A ratio higher than 1 1 greater than 0 dB indicates more signal than noise While SNR is commonly quoted for electrical signals it can be applied to any form of signal Wikipedia Copied September 2013 The signal is the echo that we want to know something about while ...

Page 637: ...an create digital noise Related topics Improving the recognition of fish and schools using receiver filters page 117 Concept descriptions page 626 Acoustic noise page 633 Self noise Any vessel equipped with a hydroacoustic system for example echo sounder or sonar will produce more or less self noise There are many sources of such self noise It is necessary to analyse the different sources of self ...

Page 638: ...tic discharge from the rotating propeller shaft may be quite disturbing Cavitation Cavitation is the formation of small air bubbles close to the transducer face The bubbles appear because the local pressure becomes negative during parts of the acoustic pressure cycles The cavitation threshold increases with the hydrostatic pressure The noise is made when the bubbles implode Cavitation noise may ap...

Page 639: ...or cavities in the water will occur and this is called cavitation Rattle noise Rattle noise may be caused by loose objects in the vicinity of the transducer like fixing bolts The rattle may also come from loose objects inside the hull Interference Interference from other hydroacoustic equipment on board the same vessel may be an annoying source of disturbance Unless the same frequency is used for ...

Page 640: ...rference from hydroacoustic instruments located in other vessels may also be a limiting factor The sea noise depends on the weather conditions In bad weather the sea noise can be quite high due to the waves Related topics Improving the recognition of fish and schools using receiver filters page 117 Concept descriptions page 626 Acoustic noise page 633 Electrical self noise Electrical or electronic...

Page 641: ...ften daily cycles in intensity Surface reverberation The surface reverberation depends on the weather condition and the waves Bottom reverberation The bottom reverberation depends on the roughness and physical properties of the sea bottom Reverberation is often a limiting factor especially if you are searching for smaller targets The echoes from the bottom will always depend on the sea bottom prop...

Page 642: ...ent used on board a vessel Careful planning of the installation may reduce the acoustic noise Unfortunately it is impossible to simply provide a number of specific procedures to reduce the noise The physical location of the installation trunk and the hull unit is important This depends on the vessel s design and construction how the hull is shaped and how the water runs along the hull Other factor...

Page 643: ...on clamping between the transducer and the hull structure Reducing propeller noise The hull unit must be installed far away from the propellers Sufficient clearance between the propellers and the hull the rudder and the keel must be provided Place the sacrificial anodes in places where the water flow is the least disturbed Ensure that the propellers blades are correctly designed and without damage...

Page 644: ...correct grounding Separate the cables used by the ST90 system from other cables with high voltages large currents or transients Place all high voltage power cables in metal conduits Related topics Improving the recognition of fish and schools using receiver filters page 117 Concept descriptions page 626 Acoustic noise page 633 Simrad ST90 Reference Manual ...

Page 645: ...chnical specifications page 644 Performance specifications page 644 Power requirements page 648 Weights and outline dimensions page 651 Environmental requirements page 655 Compass safe distance page 659 Minimum display requirements page 661 Technical specifications ...

Page 646: ...ain functional and operational characteristics of the ST90 system Operating frequency Start frequency 14 kHz End frequency 24 kHz Frequency steps 1 kHz Operational range Minimum 25 metres Maximum 2000 metres Extended range 000 metres Even though you can choose a large range value that does not mean that you can detect your targets on the same range The range value only defines the range that is sh...

Page 647: ...s provided by this function depend on your current active view Pulse forms CW Continuous Wave transmissions HFM Hyperbolic Frequency Modulation transmissions This pulse type is also known as chirp LFM Linear Frequency Modulation transmissions This pulse type is also known as chirp Reception Number of receiver channels 000 Gain functions TVG Time Variable Gain AGC Automatic Gain Control RCG Reverbe...

Page 648: ... match the motion reference unit MRU sensors manufactured by our Seatex division Interface to an optional peripheral motion reference unit MRU is supported Interfaces Interfaces to peripheral devices Serial lines Ethernet LAN line Transceiver Unit Ethernet LAN line Optional interfaces Scientific output Ethernet line RAW data output for scientific research Ethernet line User interface Main control ...

Page 649: ...th 2 1 m Maximum speed 11 knots Type approval DnV Certificate S 6344 Installation trunk The installation trunk is not included in the standard delivery The installation trunk may be fabricated by the shipyard or supplied by us as an option Transducer The same transducer is used on all hull unit types Shape Cylindrical Number of individual elements 000 Technical specifications ...

Page 650: ...le The display is not a part of the ST90 scope of supply It is not manufactured by Kongsberg Maritime For more information refer to the end user documentation provided by the manufacturer Related topics Power requirements page 648 Technical specifications page 643 Operating Panel power requirements Mk1 Operating Panel Make and model ST90 Operating Panel Mk1 Power requirements Not applicable This u...

Page 651: ...mum voltage deviation 15 Maximum transient 20 of nominal voltage recovery time 3 s Power consumption 10 W Approximately Related topics Power requirements page 648 Technical specifications page 643 Operating Panel power requirements Mk3 Make and model ST90 Operating Panel Mk3 Voltage requirement Not applicable This unit is powered by means of the USB connection Related topics Power requirements pag...

Page 652: ... with a suitable circuit breaker The circuit breaker must be able to withstand the large starting current We recommend using circuit breaker with one of the following ratings 16D 20C The circuit breaker is labeled with the rated current in amperes but excluding the unit symbol A Instead the ampere figure is preceded by a letter B C or D which indicates the instantaneous tripping current That is th...

Page 653: ...ver Unit weight and outline dimensions page 653 Hull Unit weight and outline dimensions page 653 Display weight and outline dimensions Not applicable The display is not a part of the ST90 scope of supply It is not manufactured by Kongsberg Maritime For more information refer to the end user documentation provided by the manufacturer Related topics Weights and outline dimensions page 651 Technical ...

Page 654: ...line dimensions Depth 165 mm Width 385 mm Height 51 mm Weight 4 kg Related topics Weights and outline dimensions page 651 Technical specifications page 643 Operating Panel weight and outline dimensions Mk2 Make and model ST90 Operating Panel Mk2 Outline dimensions Depth 183 mm Width 346 mm Height 123 mm Weight 3 7 kg Related topics Weights and outline dimensions page 651 Technical specifications p...

Page 655: ...th shock absorbers Width 520 mm Without the large transceiver plug Height 750 mm With shock absorbers Weight 75 kg Approximately Related topics Weights and outline dimensions page 651 Technical specifications page 643 Hull Unit weight and outline dimensions Make ST90 Hull Unit Flange diameter 760 mm Number of holes in the flange 24 Model ST92 Total height 3368 mm Height above the installation trun...

Page 656: ... mm Weight 1065 kg Approximately Model ST94 Total height 4268 mm Height above the installation trunk 3018 mm Weight 1115 kg Approximately Related topics Weights and outline dimensions page 651 Technical specifications page 643 Simrad ST90 Reference Manual ...

Page 657: ...onmental requirements page 657 Hull Unit environmental requirements page 657 Display environmental requirements Not applicable The display is not a part of the ST90 scope of supply It is not manufactured by Kongsberg Maritime For more information refer to the end user documentation provided by the manufacturer Related topics Environmental requirements page 655 Technical specifications page 643 Pro...

Page 658: ... 95 relative non condensing Operating Panel Power Supply Make and model ST90 Operating Panel Power Supply Operating temperature 0 to 50 C Storage temperature 40 to 70 C Relative humidity 5 to 95 relative non condensing Related topics Environmental requirements page 655 Technical specifications page 643 Operating Panel environmental requirements Mk2 Make and model ST90 Operating Panel Mk2 Operating...

Page 659: ...t environmental requirements Make and model ST90 Transceiver Unit Operating temperature 0 to 50 C Storage temperature 40 to 70 C Relative humidity 5 to 95 relative non condensing Related topics Environmental requirements page 655 Technical specifications page 643 Hull Unit environmental requirements Make ST90 Hull Unit Model All models Operating temperature 0 to 50 C Storage temperature 20 to 40 C...

Page 660: ...658 442704 A Related topics Environmental requirements page 655 Technical specifications page 643 Simrad ST90 Reference Manual ...

Page 661: ...eiver Unit compass safe distance page 660 Hull Unit compass safe distance page 661 Display compass safe distance Not applicable The display is not a part of the ST90 scope of supply It is not manufactured by Kongsberg Maritime For more information refer to the end user documentation provided by the manufacturer Related topics Compass safe distance page 659 Technical specifications page 643 Process...

Page 662: ...page 659 Technical specifications page 643 Operating Panel compass safe distance Mk3 Make and model ST90 Operating Panel Mk3 Standard compass This information is currently not available Other compass This information is currently not available Related topics Compass safe distance page 659 Technical specifications page 643 Transceiver Unit compass safe distance Make and model ST90 Transceiver Unit ...

Page 663: ...tions normally experienced on a vessel Verify that you have easy access to cables and connectors and that the display can be installed in a safe and secure way The minimum technical requirements for the display are Resolution 1280 x 1024 pixels Minimum The visual quality of the presentation depends on the quality of your graphic adapter and display We recommend that you use a large display with re...

Page 664: ...ialog box 419 activating factory default settings 173 Active menu description 395 functions and dialog boxes 466 how to open 395 466 ADCP placing sensor data in the sonar views 150 Add Marker Output page 525 Processed Data to File page 522 Relay Output page 527 Replay File dialog box 495 Sensor Installation page 569 Add Fishing Gear dialog box description 509 Add Serial Port dialog box description...

Page 665: ...kers for external objects to the echo presentation 151 Setting up input from buoys fish aggregating devices and other external objects 212 buttons menu 377 C cavitation acoustic noise 636 centre frequency 476 characteristics performance 644 choosing factory default settings 173 Circle marker Shortcut menus 413 Circle Marker description 353 Operating Panel Mk1 37 Operating Panel Mk2 44 Operating Pa...

Page 666: ...59 display 659 Operating Panel 660 Processor Unit 659 technical specifications 659 transceiver 660 Transceiver Unit 660 Current Flow Horizontal view 332 Current Flow page description 541 Current output folder Processed Data to File page 521 Current Port Port Monitor 505 Current Vector Horizontal view 332 Visual Objects menu 408 Cursor Horizontal view 331 Microsoft Xbox Controller 51 Operating Pane...

Page 667: ...n 476 Gain function 422 GearSymbol 355 General page 530 Heading read out 318 Help 77 Help top bar 321 Horizontal Axis page 615 Horizontal Scroll function 490 Horizontal TX Sector function 477 Horizontal view 328 Hull Unit top bar 314 Hull Unit Configuration page 598 HullUnit 25 I O Setup page 516 Information Pane Options dialog box 492 617 Inspection view 340 Installation dialog box 464 564 Instal...

Page 668: ...iew 336 Vertical View Orientation page 539 vessel coordinate system 627 View Range function 444 Visual Objects function 441 Visual Objects menu 405 Xbox Controller 50 Zoom information pane 371 description AGC Automatic Gain Control function 482 Messages 321 New Marker dialog box 511 RCG Reverberation Controlled Gain function 484 Record 313 reverberation 639 Screen Recording 311 description Marker ...

Page 669: ...Marker Output page 525 Processed Data to File page 522 Relay Output page 527 Sensor Installation page 570 electrical noise acoustic noise 636 638 Element BITE Processor 545 Element Size in Pixels Matrix 562 enable Coordinated Universal Time UTC 159 navigational information on the top bar 158 Enter License String Software License 607 Environment dialog box description 455 environmental requirements...

Page 670: ...dialog box 497 frequency centre 476 selecting best 72 92 transmission 476 Frequency function description 476 fresh water changing environmental parameters 165 select 456 function Bandwidth 475 Record RAW 434 function AGC Automatic Gain Control 482 Audio 438 Bearing 426 Colour Threshold 447 Context sensitive online help 77 Cosmetics 441 Dead Reckoning 457 DisplayGain 444 Docking Views 450 Fishing G...

Page 671: ...orizontal view description 328 how to Checking the environmental conditions in the sonar room 278 Reducing bottom and surface reverberation with the RCG Reverberation Controlled Gain function 121 Setting up the input from a motion reference unit MRU 207 Setting up the Operating Panel 238 how to Accessing the screen capture images to delete move or copy them 141 activate factory default settings 17...

Page 672: ...size of a school relative to the purse seine 109 Measuring the noise in passive mode 260 move the view to another display 145 obtain a software license 236 place a marker using operating panel 107 place data from a sea current sensor in the sonar views 150 place the menu on the left side of the presentation 158 rearrange the layout of the presentation 146 record processed echo data 134 Recording e...

Page 673: ...transducer 218 inspecting computer 280 Hull Unit 285 Inspecting and cleaning the transducer face 288 Operating Panel 281 Processor Unit 280 sacrificial anodes 294 transceiver 281 Transceiver Unit 281 inspection display 279 Inspection beam 340 Inspection view description 340 InspectPort Marker Output page 524 Relay Output page 527 Sensor Installation page 567 installation software 230 Installation ...

Page 674: ...e top bar 317 Loop Replay File dialog box 496 lowering the transducer from the sonar room 188 190 192 the transducer using hand crank 190 the transducer using Hoist Lower Switch 188 the transducer using Lowering Contactor 192 transducer 82 Lowering Contactor lowering the transducer 192 M machinery noise acoustic noise 635 main engine acoustic noise 635 Main menu description 379 how to open 379 mai...

Page 675: ...enu on the Right Side General page 531 menu system description 376 hiding 379 menus shortcut menus description 412 Messages description 321 Messages dialog box description 505 Microsoft Xbox Controller description 50 Middle Operating Panel Mk1 36 Operating Panel Mk2 44 Min imum Free Disk Space Processed Data to File page 522 Minimize Top bar 322 minimum requirements display 661 Minute Markers Hori...

Page 676: ...unction 486 Off Centre Operating Panel Mk1 40 Off Centre page description 539 offices support 31 offset motion sensor 226 offsets Sensor Installation page 568 on turn 52 80 on line help open 15 On Off Record RAW function 435 online information 16 Online help Adding online help in a new language 234 description 77 Updating the online help system 233 open Active menu 395 466 context sensitive on lin...

Page 677: ... Position 620 Fish Size Adjustment 623 Fishing Gear Setup 602 General 530 Horizontal Axis 615 Hull Unit Configuration 598 I O Setup 516 Installation Parameters page description 576 Lines 609 Map Display 533 Map Setup 603 Marker Output 523 Matrix 560 Motion Reference Unit 573 Motion Reference Unit MRU 580 Noise 552 Off Centre 539 Operating Panel 587 Own Ship 538 Processor 544 Relay Output 525 Safet...

Page 678: ...uirements display 648 hull unit 650 Operating Panel 648 649 Operating Panel Power Supply 648 transceiver 649 Transceiver Unit 649 preferences defining the file and folder preferences for processed data recording 133 defining the file and folder preferences for raw data recording 126 presentation changing the colour palette 163 enable Coordinated Universal Time UTC 159 overview 306 placing the menu...

Page 679: ...sting Contactor 192 increasing the visibility of the information panes 162 inserting the installation parameters for the motion reference unit 221 inserting the installation parameters for the transducer 218 inspecting and cleaning the computer 280 inspecting and cleaning the display 279 inspecting and cleaning the Hull Unit 285 inspecting and cleaning the Operating Panel 281 inspecting and cleani...

Page 680: ... compass safe distance 659 description 23 environmental requirements 655 inspecting and cleaning 280 outline dimensions 651 weight 651 product name top bar 310 propeller noise reducing 120 propellers acoustic noise 636 Protocol I O Setup page 517 Motion Reference Unit page 574 publication purpose 15 target audience 15 Pulse Type function description 472 purpose this manual 15 Purse Depth Cosmetics...

Page 681: ...mental 655 humidity 655 mains power 648 power 648 supply power 648 temperature 655 Reset Ship Centre Shortcut menus 415 Resource I O Setup page 517 reverberation 119 description 639 reducing 119 Reducing bottom and surface reverberation with the RCG Reverberation Controlled Gain function 121 Reverberation Controlled Gain RCG description 484 Right mouse button Microsoft Xbox Controller 51 Operating...

Page 682: ...63 97 secondary menus how to open 379 Sector Bearing function 428 Tilt function 425 security network 30 select which operating panel to use 174 Select Operating Panel Mk1 39 selecting best operating frequency 72 92 inactive operating mode 87 measurement units 164 navigational information on the top bar 158 normal operating mode 61 84 replay file 131 replay operating mode 86 130 tooltips in the use...

Page 683: ...oftware license installing 236 Software License page description 606 sonar beam adjusting horizontal direction of sonar beam 68 102 Sonar beam deflections description 631 sonar head anti fouling paints 276 sonar range adjusting 63 97 sonar room Checking the environmental conditions in the sonar room 278 hoisting the transducer 188 190 192 lowering the transducer 188 190 192 sound speed changing en...

Page 684: ...cription 423 time interval transmitting with fixed time intervals 90 time variable gain adjusting 96 Tooltip page description 537 tooltips selecting tooltips in the user interface 160 top bar depth 320 geographical position 317 Help 321 Hull Unit 314 information panes 315 logo 310 navigational information 317 product name 310 selecting navigational information 158 vessel pitch 320 vessel roll 320 ...

Page 685: ... ping rate 88 Transmit Pulse Matrix 562 Transmitter Processor 545 transmitting single pings 89 transparency increasing the visibility of the information panes 162 Transparency function description 443 increase the visibility of the information panes 162 turn off 70 83 on 52 80 turning on 52 80 TVG adjusting 96 Time Variable Gain 467 TVG function description 467 Tx Data Port Monitor 504 Tx Power fu...

Page 686: ...ng previous views 147 visibility increasing the visibility of the information panes 162 Visual Objects function description 441 Visual Objects menu description 405 voltage requirements Operating Panel 648 649 Operating Panel Power Supply 648 Volume reverberation 121 484 639 VRR RangeVariable Range Ring Range Cosmetics menu 410 W water fresh 456 salt 456 water depth top bar 320 water temperature ch...

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Page 688: ... 2021 Kongsberg Maritime ISBN 978 82 8066 211 8 ...

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Page 690: ...Reference Manual Simrad ST90 ...

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