Transas Class B Transponder
Contents
1. MMSI of originator e hhmmss ss UTC of receipt of channel management information e Xx UTC Day 01 31 e xx UTC Month 01 12 e XXXX UTC Year AIS Alarm Messages NMEA 0183 ALR Text ALR message format ALR hhmmss ss xxx A A c c hh lt CR gt lt LF gt Where hhmmss ss Time of alarm UTC e Unique alarm number e A Alarm condition e Alarm acknowledge state e alarm description text Alarms descriptions presented are e AIS TX malfunction e AIS Antenna VSWR exceeds limit e AIS Rx channel 1 malfunction AIS Rx channel 2 malfunction e AIS general failure e AIS no sensor position in use e AIS no valid SOG information e AIS no valid COG information e AIS 12V alarm e AIS 5V alarm e AIS Loss of serial interface integrity e AIS Background noise above 77dBm ACK messages Can be generated by a minimum keypad and display MKD unit chart plotter or other display device connected to the TRANSAS AIS CLASS B to acknowledge an alarm condition reported by the TRANSAS AIS CLASS B ACK message format ACK xxx hh lt CR gt lt LF gt Where xxx unique alarm number Antenna connections GPS Antenna This is a TNC female bulkhead connector mounted under the unit top cover This port provides the 5V DC feed for the active GPS antenna required by the TRANSAS AIS CLASS B unit VHF Antenna This is a BNC female bulkhead connector mounted under the2. 31 Cir iup t m 31 VHF antenna for AlS US6 31 VV AMIN RET 32 General Warnings All marine Automatic Identification System AIS units utilise a satellite based system such as the Global Positioning Satellite GPS network or the Global Navigation Satellite System GLONASS network to determine position The accuracy of these networks is variable and is affected by factors such as the antenna positioning how many satellites are used to determine a position and how long satellite information has been received for It is desirable wherever possible therefore to verify both your vessels AIS derived position data and other vessels AIS derived position data with visual or radar based observations The compass safe distance of this unit is 0 5m or greater for 0 3 deviation In accordance with a policy of continual development and product improvement the TRANSAS AIS CLASS B hardware and software may be upgraded from time to time and future versions of the TRANSAS AIS CLASS B may therefore not correspond exactly with this manual When necessary upgrades to the product will be accompanied by updates or addenda to this manual Please take time to read this manual carefully and to understand its contents fully so that you can install and operate your AIS System correctly Information contained in this manual is liable to change withou
3. SAR SEEI Mechanical Breakdown REVISION HISTORY RET DESCRIPTION DATE AFPROVED 4 1 PRODUCTION RELEASE 23 02 06 2 ITEM 24 ADDED 21 13 06 THIRD ANGLEPROJECTON 5 25 ADDED 18 04 06 4 MECHANICAL SWITCHDETAILREMOVED 15 6 06 ITEM SRTPARTNo DESCRIPTION om 1 141999 COVER 1 2 142002 COVER 1 142000 CHASSIS 1 4 102097 PCB ASSEMBLY 1 5 142003 BASE PLATE GASKET 1 6 Ld2001 BASE PLATE 1 7 142073 CABLE GLAND LARGE 1 B 12074 CABLE GLAND SMALL 1 10 192039 PRODUCT SPECIFICATION LABEL 1 12 NA M4 x 16mm PAN HEAD CROSS DRIVE SCREW STAINLESS STFFL 316 13 NA MA x 10mm PAN HEAD CROSS DRIVE SCREW STAINLESS STEEL 316 6 1 NA 4 SPRING WASHER STAINLESS STEEL 316 14 15 Na M3 x 8mm PAN HEAD CROSS DRIVE SCREW STEEL ZINC PLATE 16 PLAIN WASHER STEEL ZINC PLATE 17 NA M3 SPRING WASHER STEEL ZINC PLATE 6 18 102091 INTERNAL GPS CABLE ASSEMBLY TNC CONNECTOR 1 19 Ld2092 INTERNAL VHF CABLE ASSEMBLY BNC CONNECTOR 1 20 2093 INTERNAL PARALLEL RIBBON CABLE ASSEMBLY 1 23 SUB D CONNECTOR SCREW PILLAR FIXING KIT 1 24 14216 MEMBRANE SWITCH PANEL ASSEMBLY 1 25 192107 FRONT LABEL ASSEMBLY WITHOUT SWITCH 1 NA NOTAPPLICABLE NOTE THIS DRAWING SHOWS TWO BUILD VARIANTS 1 FITT
4. rem TRANSPONDER END ome Software Radio Technology sas 202 NAR Hos Si ALL TO mE CLASS B TRANSPONDER VHF EXTERNAL CABLE AILUNTT mn COPYRIGHT This ring shall aci be iba writen parmi D2131 a 1 1 7 t e 7 MODIFICATIONS DESCRIPTION vas DATE 1 FIRST ISSUES 2426 2 2106 3 788 3 1 C RE 4 _ LN tang XL 2 TRANSPONDER END PINS CONNECTION USER END CABLE WIRE COLOUR 15 WAYS DTYPE PLUG PINS NUMBER NOTES DO NOT SCALED 2WAYS POWER BLUE BLACK 9 BROWN RED 1 1 POWER CABLE 1000mm 2 CONDUCTOR CABLE 18AWG OD 0 23 5 84MM 7 WAYS DATA D TYPEPINS NUMBER PVC INSULATION UNSHIELDED PVC JACKET 18 WAYS PLUG 9 WAYS SOCKET TINNED COPPER CONDUCTORS o FARNELL RS232 TXD RED 12 RS232 RXD BLUE 13 3 2 DATA CABLE 1000mm GND GREEN 14 5 7 CONDUCTOR CABLE 24AWG OD 0 18 45MM PVC INSULATION UNSHIELDED PVC RS422 TXA ORANGE 2 FREE END TINNED COPPER CONDUCTORS o FARNELL 2 050 R 422 TXB
5. 0183 VDM it ore reato sae Ep EXE DX eiai banca te qut ina ISSN a nii aaiae aoin EDI RU E REL dE Ae VAF datalink owm vesselimessages NMEA 0183 VDO aise iaceat d to tt ordo rendre ea eso cpu ha epe anseeeegacdtuansbenterdransdend 18 Regional Assignment Channel Assignment Message NMEA 0183 18 Channel management information source messages NMEA 0183 ACS sse 19 AIS Alarm Messages NMEA O163 ALR el aia nei Sei haem 19 20 AMS MAICOMMECHONS said nd 21 GPS cea ete mE d e 21 MEE Antenha s esi nds cece densa einn ILICE d tI D Ui EE 21 Antenna types and Troulhting s ooo eg otia ptus dp estes bea cepe oue 21 Br 22 22 Co SSA ERR SETE NIE GDE SORO DR 29 a ange cae nance bce E eA ERI 31 Antennas and Antenna MOUFLFIG ed aS te Lond our tns des
6. Physical Mounting It is recommended that the unit is attached to a solid wooden surface with 20mm M3 self tapping screws A template for drilling pilot holes is shown on page 23 Programming the transponder Programming software Before the TRANSAS AIS CLASS be used it requires personalisation This is done via the TRANSAS AIS CLASS B proAIS package which is supplied as an accessory The proAIS user guide contains more detail on configuration of the transponder This software is designed to be installed on a PC and to use the data lead provided as standard with the TRANSAS AIS CLASS B unit If the PC being used for programming does not have 9 pin serial port then a commercially available USB to serial adaptor may be required This connects between the supplied data lead and the PC Configuration The TRANSAS AIS CLASS B personalisation data required is the ship s MMSI the ship s name its dimensions position reference type and call sign Please refer to the proAIS user guide for more information on configuration and installation diagnostics Using the transponder Switching on When the 12V supply is switched all four LEDs visible on the front panel of the unit will illuminate twice for a period of one second on each illumination The red and blue LEDs will then go out When the internal GPS starts outputting valid position information and the TRANSAS AIS CLASS B unit transmits its first position report message 18 th
7. position accuracy lat long COG true heading 24a Class B CS Static data Part A Includes MMSI and vessel name 24b Class B CS Static data Part B MMSI ship type cargo type call sign ship dimensions Regional Assignment Channel Assignment Message NMEA 0183 ACA An TRANSAS AIS CLASS B unit can receive regional channel management information in two ways ITU R M 1371 message 22 or a DSC telecommand received on channel 70 ACA Message Format ACA x Ill ILa yyyyy yy a llll ll a1 ylyty1y1y y1y1 a2 x1 x2x2x2x2 x3 x4x4x4x4 x5 x6 x7 a3 x8 hhmmss ss hh lt CR gt lt LF gt Where e Sequence Number 0 to 9 Il Region Northeast corner latitude N S e yyyyy yy a1 Region Northeast corner longitude E W e Illia Region Southwest corner latitude N S e 1 1 1 1 1 1 1 2 Region Southwest corner longitude e x1 Transition Zone Size e x2x2x2x2 Channel A e 3 Channel bandwidth 4 4 4 4 Channel e 5 Channel bandwidth e 6 Tx Rx mode control e Power level control e Information source e x8 In Use Flag e hhmmss ss Time of in use change Channel management information source messages NMEA 0183 ACS This sentence is used in conjunction with the ACA sentence and identifies the originator of an ACA message ACS Message Format 5 hhmmss ss xx xx xxxx hh lt CR gt lt LF gt e Sequence Number O to 9
8. BLACK 10 FREE END 5422 C BROWN 3 FREE END 3 15 PINS D PLUG MALE eg RS 384 5840 RS422 RXB WHITE 11 FREE END PLAIN PLASTIC 15 WAYS D SHELL WITH SCREW LOCK e 4 9 PINS D SOCKET FEMALE s RS s me Software Radio Technology PLAIN PLASTIC 9 WAYS D SHELL WITH SCREW LOCK es RS ana rea sd Tue H wE POWER AND DATA 89 CABLE ASSEMBLY ME LD 2122 SAE m 3 9 3 1 2 3 4 6 7 Glossary ACA ACK ACS AFSK ALR Ato N AIS BIIT BNC CSTDMA COG CR CS CSTDMA DC DGNSS DSC GLONASS GNSS GMSK GPS HF IMO IEC LED LF LNA MF MKD MMSI MPE NMEA PC PI RF RTCM RX AIS Regional Assignment Channel Assignment Message Acknowledgement AIS Channel management information source messages Audio frequency shift keying AIS Alarm Message Aid to Navigation Automatic Identification System Built In Integrity Testing Bayonet fitting type RF connector Carrier Sense Time Division Multiple Access Course over Ground Carriage Return Carrier Sense Carrier Sense TDMA Direct Current Differential Global Navigation Satellite System Digital Selective calling Global Navigation Satellite System Global Navigation Satellite System Gaussian Minimum Shift Keying Global Positioning Satellite System High Frequency International Maritime Organization International Electrotechnical Commission Light Emitting Diode
9. e Should be mounted with at least a two metre vertical separation distance from any other VHF antenna used for speech or DCS communication but see also the section Radio Frequency Exposure Warning below Warnings VHF Antenna Connection Connecting a badly mismatched VHF antenna leaving the VHF antenna port disconnected or shorting the VHF antenna port will activate the VSWR alarm cause the unit to stop sending position reports or cause damage to the transponder Radio Frequency Exposure To meet the requirements for Radio Frequency Exposure it is necessary to install the VHF antenna correctly and operate the AIS equipment according to the instructions
10. in GPS receiver which is used for timing of the transmitted time slots and for the supply of navigational information should the main navigational GPS fail We strongly recommend that e The GPS antenna is mounted in an elevated position and free of shadow effect from the ship s superstructure The GPS antenna has a free view through 360 degrees with a vertical angle of 5 to 90 degrees above the horizon e As the received GPS signal is very sensitive to noise and interference generated by other onboard transmitters ensure that the GNSS antenna is placed as far away as possible from radar Inmarsat and lridium transmitters and ensure the GPS antenna is free from direct view of the radar and the Inmarsat beam e lt is also important that the MF HF and other VHF transmitter antennas kept as far away as possible from the GNSS antenna It is good practice never to install a GNSS antenna within a radius of 5 meters from these antennas VHF antenna for AIS use The VHF antenna employed for AIS use e Must be a dedicated antenna i e not shared with any other VHF transmitter receiver e Must be suitable for marine shipboard applications index of protection ruggedness means of mounting etc Should be omni directional and vertically polarised with maximum gain of 3dBi and bandwidth sufficient to maintain VSWR 1 5 over the frequency range 156 163 MHz As a minimum the 3dB bandwidth must cover the two AIS channels and the DSC Channel
11. of time sharing the radio channel is used to ensure that even where a large number of vessels are in one location blocking of individual transmissions is minimised any degradation of the expected position reporting interval is indicated to the user and even if the unit suffers extreme channel overload conditions it will always recover to normal operation AIS Classes There are two classes of AIS unit fitted to vessels Class A and Class B In addition AIS base stations may be employed by the Coastguard port authorities and other authorised bodies AIS units acting as aids to navigation A to Ns can also be fitted to fixed and floating navigation markers such as channel markers and buoys Class A units are a mandatory fit under the safety of life at sea SOLAS convention to vessels above 300 gross tons or which carry more than 11 passengers in International waters Many other commercial vessels and some leisure craft also fit Class A units Class B units are currently not a mandatory fit but authorities in several parts of the world are considering this Class B units are designed for fitting in vessels which do not fall into the mandatory Class A fit category The TRANSAS AIS CLASS B is a Class B unit Position Information Source As noted above the marine AIS system uses position information derived from networks such as the Global Positioning Satellite GPS or the Global Navigation Satellite System GLONASS in order to determine the locat
12. plotter PC etc is to be used connect the supplied power and data interface cable to the Power NMEA port If an external display unit is not to be used connect the supplied power only interface cable to the Power NMEA port Locate the RF power and or data cables into the rubber grommets pushing them firmly to the base of each slit Each cable is pushed into the grommet slit which lies directly in front of the connector the cable is connected to GPS Antenna Cable Replace the top of the transponder unit taking care to seat the cable grommets and the lid seal correctly Do not over tighten the fixing Screws VHF Antenna Cable If an external display unit is to be used such as a chart plotter PC serial terminal or other display device connect the user end of the data interface cable to the display device Note that the software in the display device must be configured for AIS operation AND to accept cr standard Class B operation NMEA sentences This external display unit software is not part of the TRANSAS AIS CLASS B transponder es 22 Connect a 12V DC supply 9 6 15 6V capable Power Cable Power and Data Cable of supplying 2A peak to the DC power lead brown red positive black blue negative The case of the unit is not isolated from the negative terminal of the supply and therefore it is recommended that the unit is not attached to metal parts of the vessel
13. the x1 x2 and x3 parameters for message sequence control VDL Message number AIS Target Display Information 1 2 3 9 18 21 4 5 19 Safety message handling 12 14 External Application handling 6 8 System control 7 10 11 13 15 16 VDM Message description position report base station report voyage related data Class B extended data addressed safety related broadcast safety related binary addressed binary broadcast binary acknowledge INFO UTC and data inquiry INFO UTC and data response INFO safety related ack INFO interrogation INFO assignment mode command INFO VDL Message number VDM Message description 17 DGNSS corrections INFO 20 data link management INFO 22 channel management INFO Note that messages 5 and 19 may be sent as multi part messages VHF data link own vessel messages NMEA 0183 VDO This message describes the own vessel message being sent VDO Message Format VDO x1 x2 x3 a S S x hh lt CR gt lt LF gt Where e 1 Total number of sentences needed to transfer the message 1 to 9 e x2 Sentence number 1 to 9 e Sequential message identifier 0 to 9 e AIS Channel or B e 5 5 Encapsulated ITU R M 1371 radio message 4 Number of fill bits O to 5 VDO Message number VDO Message description AIS Target Display Information 13 Safety Related Acknowledgement 18 Standard Class B position report Includes MMSI SOG
14. ED WITH MEMBRANE ALERT SWITCH PANEL USE ITEM 24 2 NO ALERT SWITCH FITTED USE ITEM 25 unre mama COPYRGHT med NAME DATE DRAWN Ma NDA 06715 06 SOFTWARE RADIO TECHNOLOGY PLC WESTFIELD INDUSTRIAL ESTATE MIDSOMER NORTON BATH UK 4BS T CHECKED TAIS CLASS B TRANSPONDER GENERAL ASSEMBLY UNLESS OTHERWISE SPECIFIED AD WEASIOAS RE N MLLIMETERS ANGLES 405 LD 2007 4 00502 000401 FLE NAME LD2007 4 aft SCALE 0851 Cable Assemblies I MK 1000mm a 2 58 1 TRANSPONDER END NOTES DO NOT SCALED 1 15 PINS D PLUG MALE SOLDER BUCKET 5 CABLE WIRE COLOUR PINS NUMBER i eg FARNELL 191795 2 CORE POWER BLUE 9 2 POWER CABLE 1000mm eg FARNELL 721 995 BROWN 1 PVC INSULATION UNSHIELDED PVC JACKET TINNED COPPER CONDUCTORS Software Radio Technology mum FE POWER CABLE ASSEMBLY i 5 COPYRIGHT LD 2109 port ae m 17971 NOTES DO NOT SCALE 1 USER END TRANSPONDER END BNC CLAMP TYPE MALE PLUG 50 ohm 2 CABLE RG58 1000MM LONG gr FARNELL 324 1861 DESCRIPTION DRN CHK DATE FIRST ISSUE
15. Hz 25kHz GMSK AIS TX and RX 25kHz AFSK DSC RX only 9600 b s 50 ppm GMSk 1200 b s 30 ppm FSK Sensitivity 107dBm 25kHz Message Error Rate 20 Co channel 10dB Adjacent channel 70dB IMD 65dB Blocking 84dB IEC 60945 Operating temperature 25 C to 55 C IEC 62287 Section 5 Cat c exposed to the weather Power TX timeout status pre set SRM sent Optional pre set safety related message SRM transmit button This product complies to all the necessary standards under the European R amp TTE directive for Article 3 1 a 3 1 b 3 2 and 3 3 e The following standards have been followed in pursuance of this e EC62287 1 2006 03 Maritime navigation and radiocommunication equipment and systems Class shipborne equipment of the automatic identification system AIS Part 1 Carrier sense time division multiple access CSTDMA techniques e 1 60945 2002 08 Maritime navigation and radiocommunication equipment and systems General requirements Methods of testing and required test results e EC61162 1 Maritime navigation and radiocommunication equipment and systems Digital interfaces Part 1 Single talker and multiple listeners e EC61108 1 GLOBAL NAVIGATION SATELLITE SYSTEMS GNSS Part 1 Global positioning system GPS Receiver equipment Performance standards methods of testing and required test results EN 301 843 1 v2 1 Electromagnetic compatibility and Radio spectrum Matte
16. J RENE User Manual Transas Class B Transponder V1 0 Table of contents c 2 General Irae ofensa is 4 FCC HM 4 Emissions NOtiCe me M M 4 Product SpeciliGatigI s eee eoo oes iiec M cL I trie 6 IAG ANOS fos LET IE 6 Declaration Of Combonmity 7 IIMEROGUCHON E 8 How AIS WOKS EIDEM ae ore v tidie deco E 8 88665 M 8 POSIMOM MIO ANON mm 8 installing the TRANSASAISCEASS 9 Electrical connectors oorr reri P e SR S 9 Physical enin UE 10 Programming the trams pode soos rinsed 11 Programming oo cen E M a D e 11 Programming Sotwa
17. Line Feed Low noise amplifier Medium Frequency Minimum Keypad and Display Maritime Mobile Service Identity Maximum Permissible Exposure National Marine Electronics Association Personal Computer Presentation Interface Radio Frequency Radio Technical Commission for Maritime Services Commission Receive or Receiver RFI SAR SMS SOG SRM TDMA TNC TX UTC VDM VDO VHF VSWR Radio frequency interference Specific Absorption Rate Short Message System Speed over Ground Safety Related Message Time division Multiple Access Threaded type BNC connector Transmit or transmitter Universal Time Co ordinated AIS VHF Data Link Messages AIS VHF data link own vessel messages Very High Frequency Voltage Standing Wave Ratio Appendix Antennas and Antenna Mounting GPS Antenna The GPS antenna used must be of the active type i e it should incorporate an LNA and must be suitable for marine shipboard applications index of protection ruggedness means of mounting etc An antenna should be selected with a gain in dB depending on the length of cable between the antenna and the AIS unit after subtraction of cable and connector losses a minimum total gain of 25 dB should be available at the TRANSAS AIS CLASS B unit GPS antenna connector The GPS antenna to be used for AIS use must be a dedicated antenna i e not shared with any other GPS receiver Installation of the GPS antenna is critical for the performance of the built
18. ONTOF UNIT 160 0 Lo x NAME DATE M KENDALL 24 2 06 DRAWN CHECKED SOFTWARE RADIO TECHNOLOGY PLC WESIHELD INDUSIRAL ESAE MIDSOMER NORTON BATH UK 4BS ME AISCLASSB TRANSPONDER INSTALLATION TEMPLATE UNLESS OTHERWISE SPECIFIED ml 12104 5 DIMENSIONS ARE IN MILLIMETERS ANGLES 0 5 FILE NAME LD2104 2 dft 0 0 0 2 0 00 0 1 SCALE 1 1 SHEET1 OF 1 General arrangement 17 50 200 1350 ol m FH 6 Lg 15 16 00 4 0 55 907 E E REED NHSORY No RET DRE APOVE 1 RODUT ON REEASE 230206 2 80 NC HANG ED D 15 606 AGERO ECON COP RGT SOFIVARERADO ECHN IOGYR C morta nize wrowse WESTFELD INDUSRIAL ESATE GRADED EE EIEH us DRAWN irem 051506 i EG AS CLASS TRANSPONDER UNITDIMENSD NS ANGES 05 cora 004 01 RENAEIDZTI 2 8 essere LD 2111
19. e yellow LED will go out note that this process may take up to 30 minutes depending on the switch on state of the GPS receiver When the yellow LED goes out the green LED will illuminate indicating that the unit is now operating correctly Switch functions The blue switch on the front of the unit can be configured either to trigger transmission of a Safety Related Message or to place the unit into Silent mode This choice is made during configuration of the unit using the proAIS application please refer to the proAIS user guide for further information on the configuration options When configured to transmit a Safety Related Message the button will initiate broadcast of an AIS message containing the vessels MMSI along with the text MAYDAY MAYDAY The button must be pressed for at least two seconds to initiate this transmission and the blue LED will illuminate to indicate the message has been sent Additional Safety Related Messages can not be sent until the blue LED has extinguished which will occur one minute after an SRM has been sent Green Unit operating OK Yellow Warning Red Fault Blue Status When configured to place the unit into Silent mode each press of the switch will toggle the AIS transmitter on or off The switch must be depressed for two seconds to change the state of the transmitter When the transmitter is off the yellow Warning LED and blue Status LEDs will be
20. ennas having a maximum gain of 3dBi Antennas not included in this list or having a gain greater than 3dBi are strictly prohibited for use with this device The required antenna impedance is 50 ohms Licensing and Maritime Mobile Service Identity MMSI IMPORTANT In most countries the operation of an AIS unit is included under the vessel s marine VHF licence provisions The vessel on to which the AIS unit is to installed must therefore possess a current VHF radiotelephone licence which lists the AIS system and the vessel Call Sign and MMSI number An MMSI number is required in order for the TRANSAS AIS CLASS B transponder to operate Please contact the relevant authority in your country for more information Product Specification Parameter Dimensions Weight Power GPS Receiver AIS Internal Electrical Interfaces Connectors VHF Transceiver Output Power Channel Bandwidth Channel Step Modulation Modes Bit rate RX Sensitivity Environmental Indicators Operator Controls Standards Value 190 x 135 x 83 L xW x H 1450g DC 10 8 15 6V Average power consumption 4W Peak current rating 2A IEC 61108 1 compliant RS232 38 4kBaud bi directional RS422 NMEA 38 4kBaud bi directional VHF antenna connector GPS antenna connector RS232 RS422 Power Transmitter x 1 Receiver x 2 One receiver time shared between AIS and DSC Frequency 156 025 to 162 025 MHz in 25 kHz steps 33dBm 1 5 dB 25kHz 25k
21. illuminated and the transponders position will not be broadcast to other vessels The position of other vessels will still be received by the unit Warning and fault states If the unit has not been able to transmit a position report during the last expected two reporting intervals i e the nominal reporting interval cannot be maintained for operational reasons such as a Message 23 quiet period high channel load conditions etc the yellow LED will illuminate This is a warning condition only and indicates that your vessels position is not currently being reported to other vessels Reception of other vessel AIS information by the TRANSAS AIS CLASS B is not affected When the unit is able to commence reporting the yellow LED goes out If a fault occurs the red LED will illuminate This may illuminate briefly if the power supply is interrupted or if the VHF antenna characteristics are briefly affected If the Red LED illuminates continuously the unit should be assumed to be faulty and should either be switched off power removed or if this is not practical any other vessel position information derived from the unit should not be used and it should also be assumed that the unit is not transmitting valid position information for your vessel The unit should be examined by a competent equipment maintainer at the earliest opportunity Data port messages The data port will output the following At power up boot loader and main application splash
22. ing of the TRANSAS AIS CLASS B system will invalidate the warranty CAUTION Avoid using chemical solvents to clean the TRANSAS AIS CLASS B as some solvents can damage the case material NOTE The TRANSAS AIS CLASS B contains no user serviceable parts Contact your Service Agent for repair if replacing the fuse fails to make the equipment serviceable Serial Data Interface Power Connection Data Connection There is a 15 way D type male connector mounted under the transponder top cover The standard data or power and data cable assembly provided mates with this connector Power 12V DC 9 6 15 6V is connected to the transponder power supply input via the cable assembly 101873 Data A minimum keypad and display MKD unit chart plotter or other display device may be connected to the TRANSAS AIS CLASS B unit via the appropriate cable assembly The default baud rate of the data link is 38 4kBaud with 8 data bits one stop bit and no parity No handshaking is used The data interface conforms to IEC 61162 1 VDM VDO ACA ACS ALR TXT and ACK messages conform to NMEA 0183 Please refer to NMEA 0183 for full details of these AIS messages Serial Port Input Output There are two serial ports one presenting RS422 format and the other RS232 format Data can be input from either or both ports The serial port interface s output e At power up boot loader and main application splash text screens including version numbers and memory stat
23. ion of the AIS unit and thus the vessel to which it is fitted The TRANSAS AIS CLASS B utilises the GPS satellite network Installing the TRANSAS AIS CLASS B unit WARNING Do not connect the TRANSAS AIS CLASS B unit to a mains line AC electrical supply as an electric shock or fire hazard could result CAUTION Do not connect the TRANSAS AIS CLASS B unit to a DC supply exceeding 15 6 V or reverse the supply polarity Damage to the unit may result CAUTION The TRANSAS AIS CLASS B unit is designed for operation in the temperature range 25 C to 55 C Do not install or use the TRANSAS AIS CLASS B unit in environments which exceed this range CAUTION Do not install the TRANSAS AIS CLASS B unit in an environment where it can be subject to excessive exposure to water Electrical connections Warning Only the RF data and power cables provided with the TRANSAS AIS CLASS B unit should be used to connect antennas power and display devices so as to maintain the integrity of the enclosure Please see the drawings section of this manual for details of the power data and RF cables supplied Remove the top of the transponder unit eight screws as shown Using the two co axial leads supplied connect the down lead from a VHF antenna to the VHF antenna port and connect the down lead of a GPS antenna to the GPS antenna port Please see Appendix A for recommendations on antennas and antenna installation If an external display unit chart
24. lt in permanent damage to the equipment and void your warranty and you re authority to operate this equipment under Part 15 regulations RF Emissions Notice Caution The TRANSAS AIS CLASS B Class B AIS transponder generates and radiates radio frequency electromagnetic energy This equipment must be installed and operated according to the instructions contained in this handbook Failure to do so can result in personal injury and or product malfunction Caution Never operate the transponder unless it is connected to a VHF antenna To maximise performance and minimise human exposure to radio frequency electromagnetic energy you must make sure that the antenna is mounted at least 1 5 meters away from the transponder and is connected to the transponder before power is The system has Maximum Permissible Exposure MPE radius of 1 5m This has been determined assuming the maximum power of the transponder and using antennas with a maximum gain of 3dBi e antenna should be mounted 3 5m above the deck in order to meet RF exposure requirements e Higher gain antennas will require a greater MPE radius e Donot operate the unit when anyone is within the MPE radius of the antenna unless they are shielded from the antenna field by a grounded metallic barrier e antenna should not be collocated of operated in conjunction with any other transmitting antenna This device has been designed to operate with standard marine VHF ant
25. n and Name length and beam ship type time course over ground COG speed over ground SOG and heading Built In Test The TRANSAS AIS CLASS B unit is equipped with Built In Integrity Testing BIIT BIIT tests run continuously or at appropriate intervals simultaneously with the standard functions of the equipment The BIIT detects any failure or malfunction that will significantly reduce integrity or stop operation of the TRANSAS AIS CLASS B unit The tests include AIS TX malfunction synthesiser not locked and TX time out not exceeded Antenna VSWR exceeds limit e Rxchannel 1 malfunction synthesiser not locked e Rxchannel 2 malfunction synthesiser not locked e Internal GNSS not in use e valid SOG information e No valid COG information e Background noise gt 77dBm e GPS failure e VSWR exceeding the maximum allowed level e input voltage is out of the specified range LED Indicators Power This is a green LED which indicates when lit that power has been connected correctly to the transponder that the transponder hardware has been configured that the operating software is present that the CPU has booted up the application software is running TX Timeout This is a yellow LED which indicates when lit that the CSTDMA transmitter is prevented from transmitting Reasons for this include the following e The transponders internal GPS receiver is not operating or is not yet ready 1 requires that a clas
26. re aaa tact isses 11 IGOMM GUAT OM E 11 Using 12 eno c 12 TUNCHONS ia 12 Warming ame 5 5 12 Data port 12 Information Transmitted and Recelved eter eerte detener ea ce d eae e ER venas 13 EL 19 LED Indicators a 13 Inicie 15 Irwin fte 16 Power Connection Data Connection certet Ie et nte t ERU E Deere 16 Seal Port IMP Ut Utt ot vide tod suu eoe sd co Ged toto iu tou Lou 16 Power up messages s eri a E Der LE De pet e E 17 data link messages
27. rs ERM Electromagnetic Compatibility standard for marine radio equipment and services Part 1 Common technical requirements EN 50383 2002 Basic standard for calculation and measurement of electromagnetic field strength and SAR related to human exposure from radio base stations and fixed terminal stations for wireless telecommunications system 110MHz 40GHz 60950 1 2002 Information technology equipment Safety Part 1 General requirements Declaration of Conformity Transas Ltd declares that this product is in compliance with the essential requirements and other provisions of the R amp TTE directive 1995 5 EC The product carries the CE mark notified body number and alert symbol as required by the R amp TTE directive The product is intended for sale in the following member states Intended Country of Use Mics H Mes se Mer Er Hr Mo Ho Introduction How AIS Works The marine Automatic Identification System AIS is a location and vessel information reporting system It allows vessels equipped with AIS to automatically and dynamically share and regularly update their position speed course and other information such as vessel identity with similarly equipped craft Position is derived from a Global Navigation Satellite System GNSS network and communication between vessels is by Very High Frequency VHF digital transmissions A sophisticated and automatic method
28. s CSTMA transponder shall not transmit if its internal position sensor is not operating e The transponder was unable to transmit an AIS message due to the channel being already occupied e g by transmissions from other AIS transponders e transponder is in Silent mode Error This is a red LED which indicates when lit one of the following status conditions is possible e Transmitter lockout timer 1 second maximum has operated GPS is unable to gain lock after 30 minutes e VHF antenna VSWR is out of range e Power supply is out of range e Background noise level is above the threshold level 77dBm Status This is a blue LED which either indicates that a Safety Related Message has been transmitted or that the unit is in Silent mode The condition indicated by the blue LED is determined during configuration of the unit by the switch option selected Please refer to the Switch functions section of this manual for more detail e Transmission of a Safety Related Message is indicated by both the green and blue LEDs being illuminated POWER TIMEOUT ERROR STATUS 9 O O e Silent mode is indicated by both the yellow and blue LEDs being illuminated POWER TIMEOUT ERROR STATUS 97 O O O Antennas The TRANSAS AIS CLASS B unit requires VHF and GPS antennae independent from those in use for other purposes Please see Appendix A for details of the antennae required Maintenance WARNING Unauthorised open
29. t notice Transas Ltd disclaims any liability for consequences arising from omissions or inaccuracies in this manual and any other documentation provided with this product 2007 Transas Ltd FCC Compliance This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help The TRANSAS AIS CLASS B does not contain any user serviceable parts Repairs should only be made by an authorized TRANSAS service agent Unauthorised repairs or modifications could resu
30. text screens including version numbers and memory status e Details of relevant AIS transmissions received e Details of AIS transmissions sent e Details of channel management messages received e Alarm messages generated by the BIIT function The data port will accept the following inputs e Programming information e Alarm acknowledgements Please see the Data Interface section of this manual for more details of the data port messages When in operation an AIS unit e Uses one of two VHF channels within the international marine band allocation channel 87 161 975MHz or channel 88B 162 025 2 to regularly transmit information such as the vessel position Maritime Mobile Service Identity MMSI name speed course etc e Receives similar information from other AIS equipped vessels within VHF range and outputs that information for use by an external display medium AIS enabled chart plotter PC using AIS enabled chart plotter software etc Information Transmitted and Received A Class A unit will transmit its IMO number if known MMSI Call sign and Name length and beam ship type time course over ground COG speed over ground SOG heading navigational status rate of turn draught cargo type destination and safety related messages via a short message service SMS facility Message lengths are variable with static and voyage related information being transmitted less often A Class B unit will transmit its MMSI Call Sig
31. unit top cover Antenna types and mounting Please see Appendix A for antenna details Drawings Packing list E FEISON 6 a DEERPION C SP PRODUCTON 251206 SS 2 MAGNETPACK REMOVED 18 6 06 THIRD ANGLE PROJECTION FRTPARTNo D ECRPION am 102095 AISCLASSB RANSFONDER 1 NA FOLYIHENEBAG 300 x 300 mm NA SUCA GEL SACHET 1 102098 OUERPICKNG CARON 1 102099 INNERPACKNG 2 TEMS 1 NA CARTON IDENTFICATON LABEL 1 102103 INSFUCTON MANUAL 1 102104 INSALLATON 1 102110 INSALLATON DIAGRAM 1 went UNTDMENSONSDRAWNG 1 102121 POWER CABLE ASSEMBLY KTS 0 5m LONG 1 102134 MOUNTNG SCFEWKIT 1 NA NOTAFRUCARLE COPYRIGHT SOFTWARE RADIO TECHNOLOGY PLC pusr WESTRELD INDUSIRAL ESA MIDSOMER NORTON BATH UK NWE 488 TaN frre os iso CHEKED AISCLASS B TRANSPONDER UNESSOTHERAISE es ay A LD 2114 2 ANGLES 05 2 000404 CAE Fixing Template SCALE 100 0 REVISON HISIORY REV DESCRIPTION APPROVED 2 ANTI TAMPER DETAIL REMOVED 16 6 06 M _ MOUNTING HOLESIN BASE PLATE ARE 05 5 5 SCREWS MOUNTING HOLE FIXING CENTRES TEMPLATE FR
32. us Asa VHF Data Link Message VDM all incoming VHF Data Link VDL data received by the TRANSAS AIS CLASS B e The VHF data link own vessel VDO messages sent by the TRANSAS AIS CLASS B over the VHF Data Link e AIS regional channel assignment messages ACA received These are derived from an incoming VHF Data Link message message 22 or a DSC message AIS channel management information source ACS messages Alarm messages ALR The data interface will accept e Personality programming messages e Alarm acknowledgement messages Power messages On power up the unit will report details of the firmware versions residing in the unit VHF data link messages NMEA 0183 VDM Receipt of a VHF Data Link VDL message on either AIS radio channel causes a VDM message to be output via the data port Please see IEC 61193 2 Annex B for a list of messages VDM Message Format VDM x1 x2 x3 a S S x hh lt CR gt lt LF gt Where e 1 Total number of sentences needed to transfer the message 1 to 9 e 2 Sentence number 1 to 9 e Sequential message identifier O to 9 e a AIS Channel A or B 5 5 Encapsulated ITU R M 1371 radio message Number of fill bits O to 5 VDM Message Types For example the information contained in the s s portion of the VDM Encapsulated ITU R M 1371 radio message Note that messages 5 and 19 may be sent as multi part messages using
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