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Support Documentation

Figure 50, Cable Assembly, Pig Tail, Unshielded

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SeaBat 8101 Operator's Manual

9-20

Version 3.02

Summary of Contents for SeaBat 8101

Page 1: ...ltibeam Echosounder System OPERATOR S MANUAL Version 3 02 Drawing Number 11275 Part Number 86010009 ______________________________________________________________________ SeaBat 8101 Operator s Manual...

Page 2: ...This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual Version 3 02...

Page 3: ...on com support reson com Copyright Release No part of this document may be copied or distributed transmitted transcribed stored in a retrieval system or translated into any human or machine language i...

Page 4: ...on 2 03 Updated UDP Port number text Version 2 02 Updated Appendix B to ISD Rev 1 12 Version 2 01 Minor revisions to correct errors in text and figures in initial release Version 2 00 Initial release...

Page 5: ...s a list and de scription of the technical terms used in this manual Chapter 6 Interface Specification Document describes the interface design specifications Chapter 7 Internal Interfaces describes th...

Page 6: ...Forward This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual iv Version 3 02...

Page 7: ...1 9 1 3 5 COLOR S VGA MONITOR 1 12 1 3 6 TRACKBALL 1 12 1 4 OPTIONS UPGRADES AND ACCESSORIES 1 12 1 5 WARRANTY INFORMATION 1 13 1 5 1 ONE YEAR LIMITED WARRANTY 1 13 1 5 2 EXCLUSIONS 1 13 1 5 3 WARRAN...

Page 8: ...2 8 2 6 PING HOLD OFF FEATURE 2 8 Chapter 3 System Operation 3 1 3 1 INTRODUCTION 3 1 3 2 START UP PROCEDURE 3 1 3 3 OVERVIEW OF DISPLAY SELECTIONS 3 2 3 3 1 BITE BUTTON 3 4 3 3 2 SONAR DATA IMAGE 3...

Page 9: ...NONE 3 10 3 7 5 HEADTILT 3 11 3 8 MENU OFF 3 11 3 9 CONFIGURATION MENU 3 11 3 9 1 UPLINK 3 11 3 9 2 OUTPUT 3 11 3 9 3 PROFILEBD 3 12 3 9 4 TIMEBD 3 12 3 9 5 CONTRLBD 3 12 3 9 6 MOTIONBD 3 12 3 9 7 VE...

Page 10: ...hapter 4 Options and Upgrades 4 1 4 1 INTRODUCTION 4 1 4 2 OPTION 015 YEARLY UPGRADES FOR SEABAT FIRMWARE 4 2 4 3 OPTION 017 EXTENDED WARRANTY CONTRACT 4 2 4 4 OPTION 026 SEABAT CABLES 4 2 4 5 OPTION...

Page 11: ...UPGRADE PROCEDURE 4 16 4 15 OPTION 046 ANALOG CENTER BEAM OUTPUT 4 16 4 15 1 INTRODUCTION 4 16 4 15 2 UPGRADE PROCEDURE 4 17 4 16 OPTION 047 UPGRADE TO SEABAT 8101S 4 17 4 17 OPTION 049 INCREASE SONAR...

Page 12: ...6 3 1 10 Command Baud Rate 6 9 6 3 1 11 Cursor 6 9 6 3 1 12 Date 6 9 6 3 1 13 Dot Check bathy only 6 10 6 3 1 14 Maximum Depth Filter bathy only 6 10 6 3 1 15 Minimum Depth Filter bathy only 6 10 6 3...

Page 13: ...6 3 1 39 Sound Speed 6 17 6 3 1 40 Projector Steering 8129 only 6 18 6 3 1 41 TVG Coefficients 6 18 6 3 1 42 Sidescan not applicable to all systems 6 18 6 3 1 43 CTD Baud Rate 6 19 6 3 1 44 Version 6...

Page 14: ...n Packet 6 32 6 3 10 SNIPPET DATA FORMAT 6 33 6 3 10 1 Header Formats 6 33 6 3 11 ALARM 6 34 Chapter 7 Internal Interfaces 7 1 7 1 INTRODUCTION 7 1 7 2 SUMMARY 7 1 Chapter 8 Supplemental Text 8 1 8 1...

Page 15: ...sition 3 4 Figure 14 Typical Sound Velocity Values 3 8 Figure 15 BITE Diagnostic System Information 3 17 Figure 16 Receiver Gain Offsets 3 21 Figure 17 Snippet Data Sample 4 3 Figure 18 Snippets Data...

Page 16: ...eet 1 9 8 Figure 40 ER Projector Installation Sheet 2 9 9 Figure 41 Sonar Head Scaled Mounting Layout Sheet 1 9 10 Figure 42 Sonar Head Scaled Mounting Layout Sheet 2 9 11 Figure 43 Sonar Head Install...

Page 17: ...l Specifications 1 12 Table 6 8101 System Ping Rate Values 3 22 Table 7 SeaBat 8101 Current Options 4 1 Table 8 Option 033 Specifications 4 7 Table 9 Option 043 Specifications 4 15 Table 10 Option 043...

Page 18: ...Table Of Contents This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual TOC 12 Version 3 02...

Page 19: ...system Figure 1 SeaBat 8101 System 1 1 1 What Is a SeaBat 8101 The SeaBat 8101 is a 240 kHz Multibeam Echosounder MBES System which measures the relative water depths across a wide swath perpendicula...

Page 20: ...rackball or Mouse Mains Power Auxiliary Display Output Auxiliary I O See Appendix B Downlink DC Power Control Uplink Multiplexed Digitixed Received Signals Head with ER Projector Head with Stick Proje...

Page 21: ...d be table mounted with sufficient working area to accommodate the Trackball The Trackball or mouse is a modified commercial three button unit 1 1 2 How Does the SeaBat 8101 Work The transmit array pr...

Page 22: ...age Depth in meters Coverage x water depth 1 70 7 4 70 100 4 2 100 150 2 7 150 200 1 8 200 250 1 6 250 300 1 3 typical value 1 2 Safety Precautions The SeaBat 8101 system should be handled with attent...

Page 23: ...wet end Single MS type connector at dry end Conducts operating power for Sonar Head electronics Conducts control signals for Sonar Head electronics downlink Conducts multiplexed digitized hydrophone s...

Page 24: ...processor Other Sonar Processor functions include bottom detect management image processing graphics processing and I O control The graphics processor produces S VGA default or S Video Auxiliary vide...

Page 25: ...resh Rate Graphics Colors 256 8 bit Input Device Trackball Mouse or Remote Com mands Mounting 19 Inch Rack 4U High Dimensions See Figure 3 Weight 20 kg 44 1 lb Temperature Operating 0 to 35 C Storage...

Page 26: ...construction This cable assembly is supplied from RESON with a molded waterproof pressure immune connector at the wet end and an MS type connector at the dry end The standard cable length is 25 meter...

Page 27: ...to digital converters required to digitize the received signals from the receiving array hydrophone Multiplex circuitry to format the uplink data stream A controller that receives and executes downli...

Page 28: ...ve 150 system 1 5 210 system 1 8 2 7 Vertical Beam Width Transmit nominal 1 5 Receive 15 Number of Horizontal Beams 101 Centered 1 5 apart 141 beams with Option 038 installed Sector Coverage 150 210 w...

Page 29: ...Titanium Air 40 0 kg 88 lb Salt Water 18 0 kg 39 6 lb Aluminum Air 26 8 kg 59 lb Salt Water 4 8 kg 10 6 lb Weight with optional Mounting Brackets and Fairings in stalled Titanium Air 51 4 kg 113 lb S...

Page 30: ...GB and Sync Compatibility PC Minimum Display Charac teristics S VGA 800 X 600 72 Hz Refresh Rate Power 100 240 VAC 50 60 Hz 150W max Dimensions HWD 360 x 380 x 381 mm 14 2 x 15 3 x 15 0 in Weight 12 1...

Page 31: ...taxes 1 5 2 Exclusions The warranty on your SeaBat System shall not apply to defects resulting from Improper or inadequate maintenance by customer Unauthorized modification or misuse Opening of the so...

Page 32: ...148 Kiel Germany Martello Road Simon s Town South Africa Tel 49 431 720 7180 Tel 27 21 786 3420 Fax 49 431 720 7181 Fax 27 21 786 3462 e mail reson reson gmbh de e mail reson reson co za NOTE Before r...

Page 33: ...exed Digitixed Received Signals Head with ER Projector Head with Stick Projector or Steerable Stick Projector Projector Projector Receiving Array Receiving Array Figure 7 Basic SeaBat 8101 Layout 2 2...

Page 34: ...the pointer device or electronic components 6 Do not smoke or spill ashes on or near the pointer device Ensure that the equipment is properly secured before putting out to sea 2 3 Component Checklist...

Page 35: ...attling or other mechanical noise Another consideration in placement of the head is the 25 meter length of the cable to the Sonar Processor If a longer cable is required contact RESON engineering The...

Page 36: ...annot shift during a survey Careful consideration must be given to the routing of the sonar head to sonar processor cable to avoid cutting or abrading the outer waterproof jacket If the installation i...

Page 37: ...m cable connection The cable connection at the sonar head is a 9 pin waterproof pressure immune connector Before connecting ensure that both male and female connector sec tions are clean and dry Use a...

Page 38: ...een damaged See Chapter 9 engineering drawings 10483 Unshielded or 11125 Shielded for additional information on this cable assembly 2 4 5 3 Cable Length The standard off the shelf length of the Sonar...

Page 39: ...le wet end only to connect the head to a junction box on the vehicle In this configuration the vehicle supplies the 24 VDC operating power for the head and serves the connection point for the uplink a...

Page 40: ...rents 2 Due to the extremely low electrode potential of titanium it is noble to nearly all other metals when immersed in seawater Therefore if it not isolated it can cause galvanic corrosion of the mo...

Page 41: ...500 microseconds before the midpoint of each ping the ping timer in the sonar head samples the Ping Hold off input signal If the input is OFF the timer continues counting and pings normally If the in...

Page 42: ...Installation This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual 2 10 Version 3 02...

Page 43: ...d or retracted as any mechanical noise may affect the measurements 1 Energize the Sonar Processor and monitor 2 Verify the presence of the main sonar display screen see Figure 11 The apex of the wedge...

Page 44: ...elections There are two display screens the default Main Sonar Display Screen for normal operation and the Built In Test Environment BITE Screen which displays diag nostic and configuration informatio...

Page 45: ...borders the complete water column illuminated by a single transmitted ping Features of this display screen are 1 BITE Button 2 Sonar data image 3 Date Time Block 4 Cursor Position Block 5 Operation M...

Page 46: ...rial link into the 81 P processor See Chapter 6 for a detailed description of the interface required for this input 3 3 4 Cursor Position Block When the cursor is within the boundary of the wedge the...

Page 47: ...settings See Table 6 for range scale vs ping rate values 3 4 2 MaxRate This menu selection allows the operator to limit the number of pings per second and therefore the associated bathymetry packet ou...

Page 48: ...from 21 s to 225 s in increments of approxi mately 4 s A pulse width of 75 s is typical for most applications The minimum recommended pulse width is 33 s 3 4 5 RxGain This menu item allows the operato...

Page 49: ...ronmental conditions Menu selections are 3 5 1 Spread This selection allows the operator to enter the amount of cylindrical and spherical spreading loss that is expected through the ambient water medi...

Page 50: ...faced to the Sonar Processor the VELOCITY value will automatically indicate the value from the instrument and cannot be changed by the operator Sound velocity at surface 1400 1420 1440 1460 1480 1500...

Page 51: ...he greater the contrast A typical con trast value is x1 5 3 6 3 Dots The Dots menu provides the operator with the option to color code each sound ing dot depending on various factors The choices avail...

Page 52: ...uired for the use of dynamic depth and range gates See Chapter 6 paragraphs 6 2 1 3 6 3 1 26 and 6 3 4 for additional information about the motion sensor interface The menu selections are 3 7 1 Range...

Page 53: ...t to be used The selections available are COAX 1 COAX 2 FIBER 1 and FIBER 2 3 9 2 Output This selection allows the operator to change the method by which the measured profile is output from the Sonar...

Page 54: ...etc The baud rates available are 1200 2400 4800 9600 19200 38400 57600 and 115200 See Chapter 6 for additional details 3 9 7 VelctyBd This menu item selects the baud rate to match the input from a CT...

Page 55: ...ation 3 9 10 HeadSync Enables the operator to define the sonar operation as a stand alone system or as part of a dual array system OneHead The sonar operates as a stand alone system with no synchroniz...

Page 56: ...stem The operator selection is either ON or OFF A flat seafloor is displayed with a block moving from beam 0 to the last beam across the display The seafloor is displayed at the widest part of the wed...

Page 57: ...of Snippets in a swath is a func tion of the number of sonar beams For a SeaBat 8101 150 system this number is 101 the Snippets mode is not currently available for the 210 system The length of each S...

Page 58: ...abilization desired Off Pitch stabilization is not used Stab Pitch is stabilized using the most recent value from the motion sensor Stab Pred Pitch is stabilized using an extrapolation of recent his t...

Page 59: ...problem areas are corrected the BITE button will change to green assuming all other functions are working properly Click the BITE button again to return to the sonar display Figure 15 BITE Diagnostic...

Page 60: ...T Button A single click on the RESET Button reboots the firmware in the sonar processor and initiates a calibration routine 3 11 3 Wet End Status This status block displays the status of monitored Son...

Page 61: ...ar Processor for Ethernet communication Remote Operator Definable This is the IP address of the data collection computer Gateway Operator Definable This is the gateway IP address for Ethernet communic...

Page 62: ...imeter or CTD sensor if installed UTC Date The current UTC date from an external date time source if installed UTC Time The current UTC time from an external date time source if installed Motion Senso...

Page 63: ...Gain Offsets Receiver Gain Offsets Condition Color Value Acceptable Green 2 0dB Marginal Yellow 2 0dB 3 5dB Extreme Red 3 5dB Receiver Phase Offsets Condition Color Value Acceptable Green 30 Marginal...

Page 64: ...tem Ping Rate Values Range Scale Ping Rate 3 5 40 00 5 40 00 7 40 00 10 40 00 15 40 00 20 35 63 25 28 63 30 23 92 35 20 55 40 18 01 50 14 44 75 9 65 100 7 24 125 5 80 150 4 84 175 4 15 200 3 63 250 2...

Page 65: ...e upper left corner of the screen and hold it there Press Center and Right buttons for S Video and Composite in NTSC format Center and Left buttons for S Video and Composite in PAL format Left and Rig...

Page 66: ...System Operation This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual 3 24 Version 3 02...

Page 67: ...grade to 210 Degree Swath Option 039F Yearly Inspection and Servicing Option 040 Upgrade Projector to Extended Range ER Option 041 System Integration and Training Option 043 Coax to Fiber Optic Interf...

Page 68: ...he SeaBat 8101 Multibeam Echosounder system 4 5 1 Introduction The Backscatter sidescan Upgrade Option 033 can be installed on any SeaBat 8101 Multibeam Echo Sounder Without degrading any of the tradi...

Page 69: ...erating mode If the Snippets data for each swath is concatenated with each individual beam centered at its corresponding bottom detect point footprint location the com bined series will provide a resu...

Page 70: ...l information to allow better classification of bottom properties 4 5 3 Sidescan Imagery Data Sidescan forms an image of the sea floor which can be used to locate and iden tify features and bottom con...

Page 71: ...mplitude value repre sents an area 1 5 wide by 5 centimeters The sidescan beam is designed with a much wider beamwidth than the bathymetry beams so that each beam has a field of view from very near th...

Page 72: ...ained in the ampli tude data Sidescan beamforming new The new process combines one half of the bathymetry beams beams 0 to 49 for port and beams 51 to 100 for star board into two sidescan beams The pr...

Page 73: ...Double the range maximum of 960 meters Range Resolution 5 cm Cross Track Beamwidths Receive 67 2 for each channel 1 port 1 starboard 62 4 for 210 systems Transmit 170 Along Track Beamwidths Receive 15...

Page 74: ...projector A sonar head with an ER projector uses a similar configuration with the exception of a cut out in the aft fair ing to accommodate the projector Note that when an ER projector is used the st...

Page 75: ...ions and Upgrades Figure 21 Fairing Set Exploded View Figure 22 Fairing Set Assembled ______________________________________________________________________ SeaBat 8101 Operator s Manual 4 9 Version 3...

Page 76: ...for long term sta tionary deployment Titanium This is the optional material and is intended for long term or per manent installations such as fixed hull mounting or locations where access for mainten...

Page 77: ...urveying very shallow water The ability to see above the level of the head which is useful in surveying breakwaters and under piers Less data loss due to rolling of the survey vessel 4 10 1 Upgrade Pr...

Page 78: ...nd retune transmitter Bench test complete system Tank water test system and verify source level Burn in system for a minimum of 24 hours If any parts are found to require replacement an estimate of co...

Page 79: ...able The differences are related to Aluminum or Titanium frames and depth rating of the parent sonar head Contact RESON for assistance in selecting the proper ER projector for the installed system 4 1...

Page 80: ...erminated within the ROV The normal coaxial uplink is redirected to the coax to fiber optic interface unit which will be located in the general vicinity of the sonar head on the ROV The optical output...

Page 81: ...39 8 14 0 W dBm Average Optical Output EOL Po 10 0 20 0 28 2 15 5 W dBm Optical Wavelength center c 1305 1380 nm Spectral Width FWHM 160 nm Values given are at BOL and from 0 C to 70 C ambient Measure...

Page 82: ...Introduction The sonar processor outputs the center beam in analog format at the I Out Q Out and Trig In Out BNC connectors at the lower left corner of the rear panel Table 11 Option 046 Specificatio...

Page 83: ...r those customers who work at deeper depths with ROV or UUV installations Option 049 provides increased depth capability and a choice of sonar head material An aluminum head can be upgraded to a maxim...

Page 84: ...No Pitch Pitch Up Dn12 Pitch Down17 A B C C L C C L L 5O O O Figure 26 Transmit Pitch Stabilization The pitch stabilization function employs a prediction algorithm to compensate for the motion sensor...

Page 85: ...ccess Memory DSP Digital Signal Processor DSPRAM Digital Signal Processor Random Access Memory Ethernet Shipboard or platform Local Area Network LAN for the distribution of digital data FPGA Field Pro...

Page 86: ...able Gain control intended to vary the gain of an amplifier over a pre determined time period Usually from a low gain state to high gain TWEAKRAM Tweak Random Access Memory unique description for RESO...

Page 87: ...assigned different tasks and data This docu ment will cover six of the rear panel ports The network interface can only use one port at a time 1 RS 232 Serial Port 1 IN Time Stamp OUT Bathy Data 2 RS 2...

Page 88: ...GND Signal Ground 5 GND Signal Ground 6 DSR Data Set Ready 4 DTR Data Terminal Ready 7 RTS Request To Send 8 CTS Clear To Send 8 CTS Clear To Send 7 RTS Request To Send 9 Not Used 9 Not Used Serial i...

Page 89: ...r unit supports four different Mo tion Sensors TSS DMS 05 TSS 335B TSS 332B and Seatex MRU5 Description Setting Connector Label RS 232 Port 3 Baud Rate IN 1200 2400 4800 9600 19200 38400 57600 or 1152...

Page 90: ...ings below STRAIGHT THROUGH Connector 1 Pin Connector 2 White Orange 1 White Orange Orange 2 Orange White Green 3 White Green Blue 4 Blue White Blue 5 White Blue Green 6 Green White Brown 7 White Brow...

Page 91: ...Processor PC PC Processor 10 Base 2 Use an RG 58 Cable Coax no more than 150 m with T Shaped BNC connec tors Create a Bus Topology network with Terminators at the end of the cable BUS TOPOLOGY Process...

Page 92: ...ix TYPE Message Type PARAMxxx Parameters for the Message CR LF Carriage Return Line Feed There are three different replies on a Command Message followed by CR and LF Example Field Description Reply St...

Page 93: ...R LF The example sets the OUT baud rate on serial port 1 to 115200 6 3 1 4 BITE Screen DESCRIPTION This message controls which screen that should be presented on the screen SYNTAX BITE N CR LF PARAMET...

Page 94: ...filter value to 10 m 6 3 1 7 Contrast DESCRIPTION This message sets contrast for the screen SYNTAX BRIT N CR LF PARAMETERS N Brightness selection 0 1 0 times 1 1 25 times 2 1 5 times 3 2 0 times EXAM...

Page 95: ...TBR 115200 CR LF This example sets both IN and OUT baud rates on serial port 2 at 115200 baud 6 3 1 11 Cursor DESCRIPTION This message moves the cursor on the screen to X and Y position SYNTAX CURS X...

Page 96: ...This message sets the maximum value for the depth filter SYNTAX DMAX N CR LF PARAMETERS N Max depth filter m The parameter go from 0 m to max range but higher or equal than to the minimum depth filte...

Page 97: ...s processor to output a maximum of 20 pings per second 6 3 1 18 Filter Setting bathy only DESCRIPTION This message sets which filters should be used SYNTAX FILT N CR LF PARAMETERS N Filter selection 0...

Page 98: ...2 Begin download using method 2 uplink not required EXAMPLE FWET 1 CR LF This example forces a wet download when a good uplink is available 6 3 1 22 Manual Gain DESCRIPTION This message sets the manu...

Page 99: ...4 Display EXAMPLE MENU 0 CR LF This message sets the current menu to main menu 6 3 1 26 Motion Sensor Baud Rate DESCRIPTION This message controls the IN baud rate for serial port 3 Serial port 3 IN re...

Page 100: ...e Type 0 IP address XXX XXX XXX XXX Type 1 IP address XXX XXX XXX XXX Type 2 UDP port XXXXX Type 3 IP address XXX XXX XXX XXX Type 4 Subnet mask XXX XXX XXX XXX EXAMPLE NADR 1 10 0 1 245 CR LF This ex...

Page 101: ...Steer6 0 4 Steertest 5 Scantest EXAMPLE PROJ 0 CR LF For an 8101 150 this example selects stick projector 6 3 1 30 Pitch Stabilization DESCRIPTION This message sets pitch stabilization mode SYNTAX PS...

Page 102: ...ted beam SYNTAX RAWB N CR LF PARAMETERS N First exported beam 0 to maximum number of beams 1 EXAMPLE RAWB 0 CR LF This message sets the first exported beam to be 0 first beam 6 3 1 35 Raw Output Mode...

Page 103: ...stabilization to mode 1 6 3 1 38 Snap Shot DESCRIPTION This message tells the processor to transmit a complete snap shot of beamformed mag nitude and phase data over the network SYNTAX SNAP CR LF PAR...

Page 104: ...d be multi plied by 4 0 to 240 0 0 to 60 0 log Range ABSORPTION The absorption value can be from 0 to 120 dB km EXAMPLE STVG 20 60 CR LF This message sets spreading loss to 5 dB and the absorption to...

Page 105: ...PLE SVER CR LF The message returns SVER CR LF where the are the version numbers 6 3 1 45 Synchronization DESCRIPTION This message selects the synchronization method between the 81 P processors SYNTAX...

Page 106: ...age sets the In baud rate on serial port 1 to 19200 6 3 1 49 Test Pattern DESCRIPTION This message tells the 81 P processor to output a test pattern The test pattern repre sents a flat seafloor and a...

Page 107: ...ion of SeaBat Data The SeaBat output message packets will always include a latency time the time interval between the sonar ping and the output of the first element of the data packet by the sonar The...

Page 108: ...ond CTD Message TTT TTTT CC CCCCC PPPPP PPP SSSS SSSS VVVVV VVV CR LF Where Field Description Unit TTT TTTT Temperature Celsius CC CCCCC Conductivity Siemens Per meter PPPP PPP Pressure Decibars SSSS...

Page 109: ...0 0 01 M if positive or if negative TSS 335B Message XXAAAASMHHHHSMRRRRSMPPPP CR LF Where Field Description Range Units Start of Message XX Horizontal Acceleration 0 to 9 81 m s2 3 83 cm s2 AAAA Verti...

Page 110: ...0x3f9df3b6 IEEE float IEEE float IEEE float IEEE float 0 051 rad 0 051 rad 0 204 rad 1 234 m __ user selected token associated with this configuration __ length is 4 sizeof float 1 token 4 4 1 17 hex...

Page 111: ...llll ll a xx xx b N hh CR LF where llll ll is the latitude in degrees two first l and in minutes four last l a is N for Northern hemisphere a is S for Southern hemisphere xx xx is the speed in knots P...

Page 112: ...formats are described in structures The data types that are used are defined as follows and are in Big Endian Data Type Bytes char 1 short 2 long 4 6 3 6 1 Time Stamp The DATA_TIME Struct are used fo...

Page 113: ...rs unsigned short power power setting for SeaBat unsigned short gain gain setting for SeaBat short projector projector setting unsigned char tvg_spread spreading coefficient for tvg 4 valid values 0 t...

Page 114: ...m width degrees 10 unsigned short beam_spacing_num receive beam angular spacing numerator unsigned short beam_spacing_denom cross track receive beam angular spacing denominator beam width degrees nume...

Page 115: ...1000 unsigned short range_set range setting for SeaBat meters unsigned short power power setting for SeaBat short gain gain setting for SeaBat short projector projector setting unsigned char tvg_sprea...

Page 116: ...gned short beam_spacing_num receive beam angular spacing numerator unsigned short beam_spacing_denom cross track receive beam angular spacing denominator beam width degrees numerator denominator short...

Page 117: ...d short beam_spacing_denom cross track receive beam angular spacing denominator beam width degrees numerator denominator short projector_angle projector pitch steering angle degrees 100 unsigned short...

Page 118: ...GE char STX start character 0x02 char id packet id 0x48 unsigned short packet_size size of packet next field through last Amplitude value unsigned long ping_no sequential ping number since sonar power...

Page 119: ...output milliseconds unsigned short SonarID 2 least significant four bytes of Ethernet address unsigned short SonarModel coded model number of sonar unsigned short Frequency sonar frequency kHz unsign...

Page 120: ...of snippet 0 01 dB steps 0 ignore unsigned short FragOffset fragment offset samples from ping unsigned short FragSamples fragment size samples 6 3 11 Alarm The Alarm Message is Networked based and is...

Page 121: ...equires a nominal 24 VDC for operation However a voltage range of 22 to 30 volts is acceptable if power is from an ROV Uplink The uplink between the Transceiver Unit and the Sonar Processor is a high...

Page 122: ...6 I value of receiver 1 7 Q value of receiver 1 510 I value of receiver 253 511 Q value of receiver 253 Table 13 Uplink Encoding Scheme From 4 Bit Nibbles to 5 Bit Codes Nibble 4 to 5 first last 0000...

Page 123: ...ielded It is particularly important that a 75 ohm impedance be main tained throughout as even short impedance mis matched lengths will cause signal degradation Downlink The downlink from the Sonar Pro...

Page 124: ...Internal Interfaces This page intentionally left blank ______________________________________________________________________ SeaBat 8101 Operator s Manual 7 4 Version 3 02...

Page 125: ...Depth Gates The depth gates with no input from a motion sensor will orient themselves paral lel to the horizontal plane of the sonar head as shown by the Min and MaxDepth lines in Figure 28 In this se...

Page 126: ...rolled by a motion sensor the depth gates will be parallel to the local horizontal plane of the earth even as the vessel rolls Figure 30 shows the same bottom image with dynamic depth gates applied So...

Page 127: ...ting properly to the motion sensor input however since the offset value of head tilt has not been added the only area of this new swath that will be visible is within the small box everything else wil...

Page 128: ...emental Text Sonar Head M inD epth M axD epth Line B Figure 32 Depth Gates With Offset ______________________________________________________________________ SeaBat 8101 Operator s Manual 8 4 Version...

Page 129: ...2 9 9 9 Sonar Head Scaled Mounting Layout Sheet 1 99017 9 10 10 Sonar Head Scaled Mounting Layout Sheet 2 99017 9 11 11 Sonar Head Installation Sheet 1 99046 9 12 12 Sonar Head Installation Sheet 2 99...

Page 130: ...Support Documentation Figure 33 SeaBat 8101 System Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 2 Version 3 02...

Page 131: ...Support Documentation Figure 34 SeaBat 8101 System Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 3 Version 3 02...

Page 132: ...Support Documentation Figure 35 SeaBat 8101 System Sheet 3 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 4 Version 3 02...

Page 133: ...Support Documentation Figure 36 SeaBat 8101 System Sheet 4 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 5 Version 3 02...

Page 134: ...Support Documentation Figure 37 Sonar Head Assembly With Fairing Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 6 Version 3 02...

Page 135: ...Support Documentation Figure 38 Sonar Head Assembly With Fairing Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 7 Version 3 02...

Page 136: ...Support Documentation Figure 39 ER Projector Installation Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 8 Version 3 02...

Page 137: ...Support Documentation Figure 40 ER Projector Installation Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 9 Version 3 02...

Page 138: ...Support Documentation Figure 41 Sonar Head Scaled Mounting Layout Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 10 Version 3 02...

Page 139: ...Support Documentation Figure 42 Sonar Head Scaled Mounting Layout Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 11 Version 3 02...

Page 140: ...Support Documentation Figure 43 Sonar Head Installation Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 12 Version 3 02...

Page 141: ...Support Documentation Figure 44 Sonar Head Installation Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 13 Version 3 02...

Page 142: ...Support Documentation Figure 45 Sonar Head Mounting Hardware Sheet 1 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 14 Version 3 02...

Page 143: ...Support Documentation Figure 46 Sonar Head Mounting Hardware Sheet 2 ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 15 Version 3 02...

Page 144: ...Support Documentation Figure 47 Cable Assembly Processor to Head Shielded ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 16 Version 3 02...

Page 145: ...Support Documentation Figure 48 Cable Assembly Pig Tail Shielded ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 17 Version 3 02...

Page 146: ...are applicable to systems that are now out of production The difference is that current systems are shipped with shielded cables ______________________________________________________________________...

Page 147: ...Support Documentation Figure 49 Cable Assembly Processor to Head Unshielded ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 19 Version 3 02...

Page 148: ...Support Documentation Figure 50 Cable Assembly Pig Tail Unshielded ______________________________________________________________________ SeaBat 8101 Operator s Manual 9 20 Version 3 02...

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