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AIS-CTRX Class B AIS Transponder Manual

Field Programmer.................................................................................................. 21

USING THE TRANSPONDER.................................................................................. 22

Switching on .......................................................................................................... 22

Warning and Fault States ...................................................................................... 22

Data Port Messages .............................................................................................. 22

Information Transmitted and Received .................................................................. 23

Built in Test............................................................................................................ 23

LED Indicators ....................................................................................................... 23

Antennas ............................................................................................................... 24

MAINTENANCE ....................................................................................................... 25

SERIAL DATA INTERFACE ..................................................................................... 26

Power Connection / Data Connection.................................................................... 26

Serial Port Input/Output ......................................................................................... 26

Power Up Messages ............................................................................................. 26

VHF Data Link Messages (NMEA 0183 VDM) ...................................................... 26

VHF data link own vessel messages (NMEA 0183 VDO)...................................... 28

Regional Assignment Channel Assignment Message (NMEA 0183 ACA) ............ 28

Channel management information source messages (NMEA 0183 ACS)............. 29

AIS Alarm Messages (NMEA 0183 ALR, Text)...................................................... 29

ACK messages...................................................................................................... 30

ANTENNA CONNECTIONS ..................................................................................... 31

GPS Antenna......................................................................................................... 31

VHF antenna ......................................................................................................... 31

Antenna Types and Mounting................................................................................ 31

OPERATIONAL GUIDELINES FOR AIS-CTRX ....................................................... 32

FAQ .......................................................................................................................... 35

1.1E

3 LD2103

Содержание AIS-CTRX

Страница 1: ...OPERATION INSTALLATION MANUAL AIS CTRX Class B AIS Transponder Version 1 1E True Heading 2006 The manual may not in any aspect be copied without the prior authorization from True Heading AB ...

Страница 2: ...itions 10 Warranty procedures 10 Other issues 10 SUPPORT 11 GENERAL NOTICE 12 LICENSING 13 INFORMATION ABOUT AIS 14 General 14 Short technical description of AIS 15 Limitations with AIS 16 PRODUCT SPECIFICATION 17 Declaration of Conformity 18 INSTALLING THE AIS CTRX UNIT 19 Electrical Connections 19 Physical Mounting 20 PROGRAMMING THE TRANSPONDER 21 1 1E 2 LD2103 ...

Страница 3: ...tion Data Connection 26 Serial Port Input Output 26 Power Up Messages 26 VHF Data Link Messages NMEA 0183 VDM 26 VHF data link own vessel messages NMEA 0183 VDO 28 Regional Assignment Channel Assignment Message NMEA 0183 ACA 28 Channel management information source messages NMEA 0183 ACS 29 AIS Alarm Messages NMEA 0183 ALR Text 29 ACK messages 30 ANTENNA CONNECTIONS 31 GPS Antenna 31 VHF antenna 3...

Страница 4: ...r Manual NOTES 37 DRAWINGS 38 Packing List 38 Fixing Template NOT TO SCALE 39 General Arrangement 40 Cable Assemblies 40 APPENDIX A ANTENNAS AND ANTENNA MOUNTING 42 GPS Antenna 42 VHF antenna for AIS use 42 WARNINGS 42 1 1E 4 LD2103 ...

Страница 5: ...N Version Date Responsible Approved Changes P1 0E 2006 11 22 Anders Bergström Nils Willart Preliminary release 1 0E 2006 11 23 Anders Bergström Nils Willart First release 1 1E 2007 11 22 Anders Bergstrom Nils Willart Change of pictures 1 1E 5 LD2103 ...

Страница 6: ...ormation about your own ship to others that are equipped with Automatic Identification System AIS transponders or receivers SEE AND BE SEEN It is today according to the IMO SOLAS regulation a requirement for all ships above 300 GT to carry AIS This means that a large number of ships and other types of navigational information providers will be seen by your AIS CTRX and contribute to enhanced safet...

Страница 7: ...t DGNSS Differential Global Navigation Satellite System DGPS Differential Global Positioning System DSC Digital Selective calling ETA Estimated Time of Arrival GALILEO European equivalent to GPS GLONASS Global Navigation Satellite System GNSS Global Navigation Satellite System GMSK Gaussian Minimum Shift Keying GPS Global Positioning Satellite System HF High Frequency IMO International Maritime Or...

Страница 8: ... SMS Short Message System SOG Speed over Ground SOLAS Safety Of Life At Sea SOTDMA Self Organized Time Division Multiple Access SRM Safety Related Message SRT Software Radio Technology TDMA Time division Multiple Access TNC Threaded type BNC connector TX Transmit or transmitter UTC Universal Time Co ordinated VDM AIS VHF Data Link Messages VDO AIS VHF data link own vessel messages VHF Very High Fr...

Страница 9: ...o operation of other users and systems AIS CTRX is a navigation aid and works in co operation with other similar systems like e g radar optical lookout etc The AIS CTRX installation should be inspected from time to time and checked on its operational quality frequently by the user Remember that navigation and life at sea always requires proper seamanship and that the AIS CTRX is not a replacement ...

Страница 10: ...ing to the conditions set forth during a period of two 2 years from day of purchase The warranty includes replacement or repair of faulty unit due to error in components or errors in relation to the production of the product The warranty covers costs for spares labor and return shipment It does not include shipment from to the repair facility True Heading AB will never be liable under the warranty...

Страница 11: ...ou acquired the product The manufacturer can also give support direct Email support trueheading se or Fax 46 8 54593900 Please register your purchase of AIS CTRX with True Heading AB by sending an e mail to register trueheading se stating the serial number date of purchase your name address and your dealer s name 1 1E 11 LD2103 ...

Страница 12: ...e and can be affected by factors such as the positioning of the antenna the number of satellites available to determine a position and for how long satellite information has been received It is desirable as often as possible to verify both your vessel s AIS derived position data and other vessels AIS derived position data with visual or radar based observations The compass safe distance of this un...

Страница 13: ...mprovement the AIS CTRX hardware and or software may be upgraded from time to time and future versions of the AIS CTRX may therefore not correspond exactly with this manual When necessary upgrades to the product are made these will be accompanied by updates or addenda to this manual Please take time to read this manual carefully to understand its contents fully so that you can install and operate ...

Страница 14: ...oyage From the start AIS some times also was referred to as UAIS or as the 4S transponder system that meant Ship to Ship and Ship to Shore IMO adopted 1998 a performance standard for AIS within the SOLAS requirement that described in general how AIS should work Below follows a brief description of the main requirements for AIS from the performance standard Automatically provide information to AIS ...

Страница 15: ...be employed by the Coastguard port authorities and other authorised bodies AIS units acting as aids to navigation A to N 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 ot...

Страница 16: ...se to your own ship In reality the system capacity is unlimited and allows for a large number of ships to communicate simultaneously Picture 2 The principle of AIS technology on the two radio channels Limitations with AIS You should always be aware that all ship others ships and in particular pleasurecrafts fishing boats warships and some coastal stations and VTS centers not will be equipped with ...

Страница 17: ...connector RS232 RS422 Power VHF Transceiver 1 Transmitter 2 Receivers One receiver time shared between AIS and DSC Frequency 156 025 to 162 025 MHz Output Power 33dBm 1 5 dB Channel Bandwidth 25 kHz Channel Step 25 kHz Modulation Modes 25 kHz GMSK AIS TX and RX 25 kHz AFSK DSC RX only Bit rate 9600 b s 50 ppm GMSK 1200 b s 30 ppm FSK RX Sensitivity 107dBm 25 kHz Message Error Rate 20 Co Channel 10...

Страница 18: ...1 Single talker and multiple listeners IEC61108 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 Matters ERM Electromagnetic Compatibility EMC standard for marine radio equipment and services Part 1 Common technical ...

Страница 19: ...able VHF Antenna Cable 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 a...

Страница 20: ...art of the AIS CTRX transponder package Connect a 12V DC supply 9 6 15 6V capable of supplying 2A peak to the DC power lead brown red positive black blue negative It is recommended that the supply voltage be SELV in accordance with EN 60950 1 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...

Страница 21: ...ividual AIS CTRX If required this data record is then edited The data record is saved to a data base The AIS CTRX unit is then programmed If required the programming can then be checked by reading the AIS CTRX The AIS CTRX personalisation data required is the ship s MMSI the ship s name its dimensions position reference type and call sign The Date Entry function is accessible via the dealer and en...

Страница 22: ...ing reported to other vessels Reception of other vessel AIS information by the AIS CTRX 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 characteristics of the VHF antenna are briefly affected If the Red LED illuminates continuously the unit shou...

Страница 23: ...related information being transmitted less often A Class B unit will transmit its MMSI Call Sign and Name length and beam ship type time course over ground COG speed over ground SOG and heading Built in Test The AIS CTRX 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 ...

Страница 24: ... maximum has operated GPS is unable to gain lock after 30 minutes VHF antenna VSWR is out of range Power Supply is out of range Background noise level is above the threshold level 77dBm SRM Button Silent mode The AIS CTRX can be put in silent mode meaning that the transmitter will stop to transmit data on the VHF channel and the AIS CTRX will only receive data from other AIS units This feature is ...

Страница 25: ...m will invalidate the warranty CAUTION Avoid using chemical solvents to clean the AIS CTRX as some solvents can damage the case material NOTE The AIS CTRX contains no user serviceable parts Contact your Service Agent for repair if replacing the fuse fails to make the equipment serviceable 1 1E 25 LD2103 ...

Страница 26: ...e presenting RS422 format and the other RS232 format Data can be input from either or both ports The serial port interface s output At power up boot loader and main application splash text screens including version numbers and memory status As a VHF Data Link Message VDM all incoming VHF Data Link VDL data received by the AIS CTRX The VHF data link own vessel VDO messages sent by the AIS CTRX over...

Страница 27: ...the x1 x2 and x3 parameters for message sequence control VDL Message Number VDM Message Description AIS Target Display Information 1 2 3 9 18 21 position report 4 base station report 5 voyage related data 19 Class B extended data Safety message handling 12 addressed safety related 14 broadcast safety related External Application handling 6 binary addressed 8 binary broadcast System control 7 binar...

Страница 28: ...tic data Part A Includes MMSI and vessel name 24b Class B CS Static data Part B Includes MMSI ship type cargo type call sign ship dimensions Regional Assignment Channel Assignment Message NMEA 0183 ACA An AIS CTRX 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 llll ll a yyyyy yy a lll...

Страница 29: ...ent information xx UTC Day 01 31 xx UTC Month 01 12 xxxx UTC Year AIS Alarm Messages NMEA 0183 ALR Text ALR message format ALR hhmmss ss xxx A A c c hh CR LF hhmmss ss Time of alarm UTC xxx Unique alarm number A Alarm condition A Alarm acknowledge state c c alarm description text Alarms descriptions presented are AIS TX malfunction AIS Antenna VSWR exceeds limit AIS Rx channel 1 malfunction AIS Rx...

Страница 30: ...messages Can be generated by a minimum keypad and display MKD unit chart plotter or other display device connected to the AIS CTRX to acknowledge an alarm condition reported by the AIS CTRX ACK xxx hh CR LF xxx unique alarm number 1 1E 30 LD2103 ...

Страница 31: ... connector mounted under the unit top cover This port provides the 5V DC feed for the active GPS antenna required by the AIS CTRX unit VHF antenna This is a BNC female bulkhead connector mounted under the unit top cover Antenna Types and Mounting Please see Appendix A for antenna details 1 1E 31 LD2103 ...

Страница 32: ... to the radar especially during rain snow and sea clutter conditions With AIS it is also possible to se behind islands and bends something that will give an idea what s behind the corner Picture 9 With AIS you can see behind island and bend Several Maritime authorities will also transmit safety related information using land based AIS networks These are messages that will contain information about...

Страница 33: ...r AIS CTRX Static Information Dynamic Information Voyage related Information Name Position None Type of ship Speed Over Ground Call sign Course Over Ground MMSI number Heading If applied Size Note Sometimes ships have not properly programmed their AIS transponders and parts of above mentioned information can then be missing Below some examples of how AIS can be presented in various types of electr...

Страница 34: ... AIS Transponder Manual Picture 12 Example how AIS is presented in the software HORIZON from ICAN Picture 13 Example how AIS is presented in SeaClear Picture 14 Example how AIS is presented in AIS Yacht 1 1E 34 LD2103 ...

Страница 35: ...lowing requirements Antenna type Vertical radiator Antenna gain 0 3 dBd Impedance 50 ohm Q Is it possible to connect my AIS CTRX to a plotter A Today most plotters are prepared to connect AIS and to display AIS targets Some of the manufacturer that supports this today is Furuno Seiwa Interphase Raymarine Garmin Some others are working on the issue and will be able to do so in coming models For fur...

Страница 36: ...ta Navnet from Furuno has been told to us to be able to do so Silva and Raymarine s Seatalk will most likely not be able to handle AIS Ask your network provider for further information Q I do not have a serial port on my computer how can I then get the data from my AIS CTRX into the PC A Today serial to USB format converters can be found in most computer shops True Heading can also provide such co...

Страница 37: ...AIS CTRX Class B AIS Transponder Manual NOTES 1 1E 37 LD2103 ...

Страница 38: ...D2110 INS T ALLAT ION DIAGRAM 1 1 2 3 5 5 4 6 7 8 9 10 11 LD2121 POWERCABLEASS EMBLY KIT3 0 5m LONG 1 12 LD2134 MOUNT ING SCREWKIT 1 11 12 2 MAGNETP ACK REMOVED 15 6 06 DRAWN CHECKED UNLES SOT HER WIS ES PE CIFIED DIMENS IONSAR EIN MILL IMET ERS ANGLE S 0 5 0 0 0 2 0 00 0 1 NAME M K ENDALL DAT E 06 15 06 T IT L E S IZE A1 DW G NO R E V FILENAME LD2114 2 dft S CALE S HEET1 OF1 RE VIS ION HIS T ORY ...

Страница 39: ...M KENDALL DAT E T IT LE S IZE A4 DWG NO RE V FILENAME LD2104 2 dft S CALE S HEET1 OF1 REVIS ION HIS T ORY REV DES CRIPT ION DAT E APPROVED S OFT WARERADIO T ECHNOLOGYPLC WES T FIELD INDUS T R IALES T AT E MIDS OMERNOR T ON BAT H UK BA3 4BS UNLES SOT HERWIS ES PECIFIED DIMENS IONSAR EIN MILLIMET ERS ANGLES 0 5 0 0 0 2 0 00 0 1 24 2 06 LD2104 2 AISCLAS SBT RANS PONDER INS T ALLAT ION T EMPLAT E 1 1 ...

Страница 40: ...5 0 0 0 2 0 00 0 1 NAME M KEN D A LL DA T E 06 15 06 TI TLE SI ZE A1 D WG N O R EV F IL E N A ME L D 2 11 1 2 d ft S C A L E S HEE T1 OF1 RE VI SI O N H IS T O RY RE V DES CRI PT ION DAT E AP PR O VE D SOFT WAR ERADI O T ECHN O L OGYPLC WESTFI ELD IN DU ST RIAL EST ATE MIDSOMERNOR TON BATH U K BA3 4BS C O P Y R I G H T T H I S D R AWI N G I S N O T T O BER EPR O D U C ED WI TH O U TWR I TTEN PE R ...

Страница 41: ...AIS CTRX Class B AIS Transponder Manual POWER AND DATA CABLE ASSEMBLY LD 2122 BLACK RED 1 1E 41 LD2103 ...

Страница 42: ...the GNSS antenna is placed as far away as possible from radar Inmarsat and Iridium transmitters and ensure the GPS antenna is free from direct view of the radar and the Inmarsat antenna beam 4 It is also important that the MF HF and other VHF transmitter antennas are 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 f...

Страница 43: ...IS equipment according to the instructions The table below shows suitable safety distances to other equipment that could cause interference with the AIS Class B Transponder Object Safety distance Radar antenna X band 1 5 m 5 ft High efficiency engines 1 m 3 ft HF or VHF antennas 3 m 10 ft AC power cables with high currency 1 m 3 ft Satellite communication antennas 4 m 13 ft 1 1E 43 LD2103 ...

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