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Calibration

After installation, certain functions in the system must be

calibrated to adapt to the physical position and type of

sensors installed.

All calibration is initiated from the

CALIBRATION

sub

menu.

Boat speed

The hull shape or the location of the speed sensor

may cause incorrect speed readings, and calibration is

required to ensure that correct speed and log readings

are displayed.

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Summary of Contents for IS20 Combi

Page 1: ...A brand by Navico Leader in Marine Electronics Manual Simrad IS20 Graphic Multifunction display ...

Page 2: ...uously improving our products we retain the right to make changes to the product and the documentation at any time Document no 20222576 Revision B Date March 2008 The original language for this document is English In the event of any discrepancy between translated versions and the English version of this document the English document will be the official version ...

Page 3: ...system In this manual names of menu commands dialog box text and keys are written in boldface e g Main menu Setup command Left key Important text that requires special attention from the reader is emphasized as follows Used to draw the reader s attention to a comment or some important information Used when it is necessary to warn personnel that a risk of damage to the equipment or hazard exists if...

Page 4: ...strument calculates speed trim wind head lift trip distance and time average speed set and drift parameters A race timer is also included in the IS20 Instrument layout The IS20 has a 130 104 pixels LCD The display may be set to red or white illumination color and the contrast and light level are adjustable The instrument is equipped with 2 SimNet connectors and with one NMEA0183 input connector Ke...

Page 5: ...e and they are described under the functions as these appear in this manual The following general softkey symbols are used OK Cancel IS20 system examples The IS20 may be installed as a stand alone instrument system or as part of an advanced instrument or steering system on the boat The figures on the next two pages show simplified illustrations for basic and an expanded IS20 system ...

Page 6: ...IS20 Graphic Basic system IS20 Graphic Basic system with 2 sensors ...

Page 7: ...10 Introduction IS20 Expanded system ...

Page 8: ... is connected The IS20 includes a power save function Refer to page 19 When power is connected the start up page will show Product name Serial number Software version Release date After approximately 5 seconds the instrument is operative First time start up Before the IS20 is ready to operate it should be configured as described in Configuration page 57 and onwards Restarting the IS20 instrument W...

Page 9: ... change the display illumination The Light key to increase the light level by one step The Up Down softkeys to increase decrease the light level by one step The Day Night softkey to toggle between day and night profile If no adjustment is performed within 3 seconds the Light level overlay window will disappear For contrast and day night settings refer to Changing the display settings page 39 1 2 a...

Page 10: ...ed with 8 instrument pages of which 2 are disabled The instrument will scroll through the pages by using the Up and Down keys Note that the pages shown with a are disabled and will not be visible when scrolling through the pages Default page at first time turn on ...

Page 11: ...des any calculated data Operating the menu system All functions and settings in the IS20 are available from the menu system activated by pressing the Menu Enter key The main menu items give further access to sub menus and various settings The set values are usually presented in the window s right column but could also be listed in an overlay window Unit settings presented in the window s right col...

Page 12: ... next menu level parameter settings Go to previous menu level parameter listing Return to normal operation and the last active data page Go to previous next menu item increase decrease parameter value When the basic operation of a key is changed a softkey symbol will be displayed right above the key to indicate the alternate function ...

Page 13: ...The illustration below shows how to change the light level from 4 to 2 Press and holding the Left key will always return the display to normal operation and the last active page ...

Page 14: ...ions are required to show key presses and screens this is shown as below Disabling enabling data pages By disabling a data page the number of pages will be reduced when scrolling through the data pages A disabled page is only visible when using the Enable Disable item in the DATA PAGES SETUP menu and is then indicated with a crossed rectangle ...

Page 15: ...Disabling pages Continue to select pages and repeat the procedure if more pages are to be disabled Enabling a page Continue to select pages and repeat the procedure if other pages are to be enabled ...

Page 16: ...e locked any key press will activate the Disable key lock overlay window The key lock function is then disabled by pressing the Menu Enter key Power save function The power save function is activated by pressing and holding the Light key for 3 seconds A dialog will show how long the Light key has to be pressed before the function is acivated When power save is activated the display will be turned ...

Page 17: ...ry but they are all user configurable The number of pages may be reduced by disabling one or more pages Data page windows Each page may be set with numeric data items in up to 4 windows with a combination of one numeric data window and a trend window or with a graphic highway view The illustrations below show examples of pages with the various page options Single window Single window trend Single ...

Page 18: ...below show how a 4 window page is configured Press and hold the Left key to leave the menu and return to normal operation when all windows are defined For a list of all available data groups and data items refer to Data groups and data items 4 windows horizontally 4 windows square ...

Page 19: ...emote operation This function is for future use SimNet group function The SimNet group function provides global control of groups of units This option is used on larger vessels where many units are connected via the SimNet network By assigning several units to the same group a function change or update on one unit will have the same effect on the rest of the group members ...

Page 20: ...r save Simrad None 1 6 None Simrad Default group for IS20 None Not assigned to a group 1 6 Group numbers The figures on next page illustrates how the instruments on a flybridge and in a cockpit are assigned to separate language damping and display groups and how this affects the setup for the different instruments The SimNet groups are configured during system configuration Further information abo...

Page 21: ...BACKLIGHT 1 LANGUAGE NONE BACKLIGHT 2 DAMPING 1 FLYBRIDGE COCKPIT ...

Page 22: ...t in the upper right corner of the page The demo indication will flash more frequently on the demo source than on units that are reading the demo values When demo mode is selected on a unit in a system of interconnected SimNet products they will all go to Demo mode Demo mode is turned OFF by using the menu as illustrated above An automatic source selection will then be performed Demo mode must be ...

Page 23: ...timer is by default shared between interconnected SimNet units and all timer values will be identical The units can however be set up in separate SimNet Display groups as described The softkey functions are further described in the following pages Setting the countdown time Range Change per step Default value 20 min 1 1 min 5 min If the countdown time is set to OFF the timer function will work as ...

Page 24: ... to log the distance the Synchronize softkey is removed and the timer function will work as a race timer Stopping and restarting the timer Stop the timer by pressing the Stop softkey The timer will stop counting and the softkeys will change status Restart the race timer from the stopped time by pressing the Start softkey The race timer and race log can be stopped when counting down or counting up ...

Page 25: ...y pressing the Sync softkey The synchronize softkey will not appear if the counter has turned zero Freezing the display The timer display may be frozen at any time while the timer is running When the display is frozen the timer remains counting in the background Freeze the timer display by pressing the Freeze softkey The Freeze softkey will appear as depressed Re press the Freeze softkey to return...

Page 26: ...setting the trip log The trip log is reset to zero by pressing the Reset soft key Speed logging The speed log display shows Current speed Max and average speed since the speed log was reset Resetting the speed log The speed log will automatically reset when the race timer function is active and turns zero The speed calculation is manually reset to zero by pressing the Reset softkey ...

Page 27: ...e function in IS20 is only available when a GPS is connected to the system The GPS runs on UTC time and can be adjusted to show local time by entering a UPC offset value Range Change per step Default value 14 h 12 h 0 5 hours 0 hours ...

Page 28: ... menu Updating the settings will affect all instruments in the SimNet group Refer to SimNet group function Setting the damping factors The damping factors indicate how fast the display will respond to changes The higher damping factor the more stable display reading on the instrument Range Change per step Default value 0 9 1 4 ...

Page 29: ... environmental parameters exceeds preferred values The alarm monitoring is disabled by setting the value to Off Boat speed alarm Used to give alarm if the boat speed goes beyond a selected value Range Change per step Default value Off 50 kn 1 kn Off 50 60 kn 5 kn Off ...

Page 30: ... seconds time period there is a change in depth of 2 3 meters 6 10 ft The Anchor alarm should be turned Off when the boat is not at anchor Alarm Range Change per step Default value Deep Off 650 ft 1 6 5 0 1 ft 5 10 0 5 ft 10 50 1 ft 50 100 5 ft 100 500 10 ft 500 650 50 ft Off Shallow Off 320 ft 1 6 5 0 1 ft 5 10 0 5 ft 10 50 1 ft 50 100 5 ft 100 320 10 ft Off Anchor Off On Off ...

Page 31: ...nitor the wind angle The reference angle is set when the alarm is turned on and reset to present wind angle when an alarm is acknowledged Alarm Range Change per step Default value High speed Off 60 0 kn 1 50 1 kn 50 60 5 kn Off Low speed Off 60 0 kn 1 50 1 kn 50 60 5 kn Off Shift 5 90 M 1 M Off ...

Page 32: ...a source has been switched off on Automatic source update The Auto select option will look for all sources connected to the instrument system If more than one source is available for each item the IS20 will automatically select from an internal SimNet priority list Verify that all interfaced units are powered on Press the Menu Enter key to start the auto select procedure The operator will be noted...

Page 33: ... is available for each item the preferred source may be selected manually As an example the following illustrations show how the compass source is changed Select the preferred data source and confirm with the OK softkey Displaying source information ...

Page 34: ...ight conditions and you can quickly switch between the two using the Light key Refer to Backlighting For each profile you can Adjust light level Select white or red light color Invert the display Adjust the contrast The display settings also apply for the keys Setting Range Change per step Default value Light level 9 Off 1 3 Day 5 Night Light color White Red White Day Red Night Invert display Yes ...

Page 35: ...t up page 57 It is however possible to change the language at any time The following languages may be selected Deutch German English English Español Spanish Français French Italiano Italian Nederlands Dutch Norsk Norwegian Svenska Swedish The language names are listed alphabetically in their own language Default language English ...

Page 36: ...splay unit for heading data is not solely determined by the user If true heading is wanted but the selected compass is a magnetic compass then the magnetic variation must be available from a position source The same applies if the user wants to read magnetic heading but receives true heading from the compass If magnetic variation is required but not available the compass decides which unit to disp...

Page 37: ...The different alarm indications are shown in the table below Alarm type Sound Light Reminder interval Vital alarm Alternating between 2 tones Switching on off 10s Important alarm 20s Standard alarm 40s Warning Single beep 60s Light warning Single beep If IS20 Graphic is connected to other SimNet units any alarm in the system will be displayed on the instrument If no specific alarm text is displaye...

Page 38: ...r as long as the alarm condition exists An alarm received from other SimNet units must be rectified on the unit generating the alarm Viewing active alarms A list of any existing alarm condition may be displayed at any time Alarm codes If the alarm is received from other units connected to SimNet the alarm text may not be displayed The alarm condition will then be indicated in a code A description ...

Page 39: ...21 Nav data missing 22 Compass data missing 23 Off course 24 Rudder data missing RF25 25 Rudder feedback failure RF300 26 Rudder response failure 27 Drive overload 28 High temperature 29 Bypass clutch overload 30 Bypass clutch disengaged 31 High drive supply 32 Low drive supply 33 No active Autopilot control unit 34 No Autopilot computer 35 ACXX Menory failure 36 No connection with EVC system 37 E...

Page 40: ... exposed to sunlight as this may shorten the lifetime of the display Mechanical installation Panel mounting The mounting surface must be flat and even to within 0 5 mm Drill the 4 mounting holes and make a panel cut out according to the drilling template included in the package Use the supplied 19 mm selftapping screws to secure the control unit to the panel Apply the front panel corners Do not ov...

Page 41: ...Bracket mounting An optional bracket is available for the IS20 The illustration below shows the mounting details for the bracket ...

Page 42: ...fer to SimNet cables and accessories SimNet cables A SimNet unit has one or two yellow SimNet connectors There are no dedicated in or out connectors Route the SimNet cables with the figures on page 51 52 and 53 as a guideline Select cables and accessories from the SimNet accessory program Connect products with two SimNet connectors in a daisy chain and use drop cables and T joiners when required F...

Page 43: ...n installing SimNet It must have a separate 12VDC power from the battery bus or the circuit breaker board to reduce interference It must not be connected to the supply voltage terminals of the Autopilot Computer 3 SimNet must be properly terminated i e unless it is a small system see the figure on page 51 there must be terminations at each end of the Simrad backbone The SimNet network has to be te...

Page 44: ...SimNet network small system ...

Page 45: ...52 Installation SimNet network medium system ...

Page 46: ...Installation 53 SimNet network expanded system ...

Page 47: ...t exceed 60 m 200 ft Equipment should not be daisy chained in a drop cable The wind transducer has a built in terminator Connecting IS20 to an NMEA2000 network No daisy chain connection is permitted between SimNet units when connected to an NMEA2000 network Use the SimNet cable part no 24005729 to connect the IS20 to an NMEA2000 network 1 2 3 4 ...

Page 48: ...MEA0183 output port NMEA talker Use a repeater that is dedicated for the type of data you want to present and the way you want it presented i e digital or analog multiple data from a GPS Chart plotter or heading from a compass Use the NMEA0183 Interface cable part no 22098495 to connect an NMEA0183 output device to IS20 ...

Page 49: ...un through an automatic start up sequence presenting Product name serial number software version release date Language selection Automatic data source selection Press the Menu Enter key when the start up procedure is completed This will change the display to the default Speed Depth Temperature page 1 2 3 ...

Page 50: ...the physical position and type of sensors installed All calibration is initiated from the CALIBRATION sub menu Boat speed The hull shape or the location of the speed sensor may cause incorrect speed readings and calibration is required to ensure that correct speed and log readings are displayed ...

Page 51: ...u Enter key to start the calibration When the calibration is completed the SPD Correction factor is set to 1 00 Manually adjust the speed value If you experience an incorrect speed reading this can be manually re adjusted as follows Compare the speed reading with that on another boat Run the boat at constant speed over a known distance in both directions and average the speed reading Then adjust t...

Page 52: ... or decreased depending on whether the depth reading should be from the water line or from the keel respectively A negative offset equal to the vertical distance from the transducer to the keel will display the depth as measured from the vessel s keel a A positive offset equal to the vertical distance from the transducer to the water line will display the depth as measured from the water line c ...

Page 53: ...The symbol in front of the depth reading will change to indicate that the depth is measured from the keel or the water line Range Change per step Default value Units 10 10 0 1 0 0 m ft ...

Page 54: ...ep Default value Units 180 180 1 0 Compass The compass calibration and the heading offset function affects the compass that is selected as heading source If more than one compass is connected to the system each compass have to be manually selected as compass source sensor and calibrated separately Refer to Manual source selection page 38 The calibration procedure will have no effect on earlier com...

Page 55: ...ibrate line in the dialog Begin turning the boat to port or starboard Press the Menu Enter key to start the automatic compass calibration An information window will be displayed while the calibration procedure is running The digits below the bargraph will read 0 0 when the turn rate is correct Too high or too low speed is indicated as follows The automatic calibration is completed when the informa...

Page 56: ...an 30 you should look for any interfering magnetic objects and remove them or you should move the compass to a different location The local field angle will guide you to the local interfering magnetic object See illustration on next page Calibration is made on the active compass If another model compass from Simrad or another manufacturer is installed refer to the instruction for that compass rega...

Page 57: ...ensated compass or a bearing If the compass reading has a fixed offset use the Offset parameter to compensate Range Change per step Default value Units 180 180 1 0 Rudder The rudder calibration is used to compensate for any non linearity in the transmission between the rudder and the rudder feedback unit ...

Page 58: ...dder angle Setting rudder zero position This adjustment should be made in calm sea and side forces from wind or current should be avoided Bring the boat up to cruising speed and head directly into the wind If the boat has twin engines synchronize the engine RPM s Set the trim tabs and stabilizers to have no effect on the boats heading Steer the boat manually on a steady course Select Set rudder 0 ...

Page 59: ...e on one unit will have the same effect on the rest of the group members For additional information about SimNet groups refer to SimNet group function page 23 and onwards Setting the unit s instance number The instance number is used to identify multiple units of the same model when connected to a SimNet or NMEA2000 network The instance number is added to the product name e g IS20 3 for easy ident...

Page 60: ...o avoid using chemical cleaners and hydrocarbons such as diesel petrol etc Make sure that all open SimNet connectors are fitted with a protection cap part no 24006355 Always put on the weather cover when the unit is not in use Service information The main menu includes a Service item giving access to several options for displaying data used when testing or trouble shooting the system SimNet status...

Page 61: ...EA0183 status screen lists status information about available data type checksum error and NMEA0183 version System data The System data screen provides status information about the different NMEA messages used by the system ...

Page 62: ...ons are available Local reset Resets the selected instrument Global reset Resets parameters on the selected instrument and all other units that share parameters with this instrument Displaying instrument information By selecting the About IS20 menu item an information window will display instrument model software version number 1 0 software release 02 and date of release The shown readout is only ...

Page 63: ...ption 22096010 IS20 Graphic instrument head 22096630 IS20 mounting kit including 4 screws 6 corners 1 SimNet blocking plug 22096515 IS20 Weather cover 22096820 IS20 Mounting bracket 24006355 SimNet blocking plug 22098495 NMEA0183 Interface cable 2 5 m 8 ...

Page 64: ...Net cable gland 24005886 SimNet protection plug 24005894 SimNet termination plug 24005902 2 m 6 6 SimNet power w termination 24005910 2 m 6 6 SimNet power w o termination 24005936 AT10 Universal NMEA0183 converter 24005944 AT15 Active T connector IS15 24005928 SimNet cable protection cap 24005729 SimNet cable to Micro C male Cable that connects a SimNet product to a NMEA2000 network 24006199 SimNe...

Page 65: ...rk Load NL 2 NL Color Black Display Type Backlit LCD matrix display Resolution 130 x 104 pixels Illumination Red or white Adjustable in 10 steps Environmental protection Front IP56 Back IP43 Safe distance to compass 0 3 m 1 0 ft Temperature Operating 0 to 55 C 32 to 130 F Storage 30 to 70 C 22 to 158 F ...

Page 66: ...Dimensional drawings ...

Page 67: ...Menu low chart ...

Page 68: ...W S True wind speed TRUE W A True wind angle TRUE DIR True wind direction HEAD LFT Head lift TACK HDG Tack heading Log Timer STD LOG Stored log TRIP LOG Trip log TRIPTIME Trip time AVG SPD Average speed MAX SPD Max speed RACE TMR Race timer RACE LOG Race log Vessel HEADING Heading RUDANGLE Rudder angle COG Course over ground MAGVAR Magnetic variation SET Direction of current flow DRIFT Speed of cu...

Page 69: ...e to next waypoint WPT Next waypoint number and name Engine Battery ENG1 RPM Engine 1 RPM ENG2 RPM Engine 2 RPM LEVEL 1 Fuel level tank 1 LEVEL 2 Fuel level tank 2 ENG1 RTE Engine 1 fuel rate ENG2 RTE Engine 2 fuel rate VOLTS 1 Battery voltage 1 VOLTS 2 Battery voltage 2 Environment SEA TEMP Sea temperature AIR TEMP Air temperature BARO PR Barometric pressure HUMIDITY Outdoor humidity ...

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