Transas Class B User Manual
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Transas Class B User Manual

Transas Class B User Manual

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LD2103 V3.0 Page 1 of 33
SRT Marine
User Manual
Transas Class B Transponder
V1.0

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Table of Contents
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Summary of Contents for Transas Class B

  • Page 1 LD2103 V3.0 Page 1 of 33 SRT Marine User Manual Transas Class B Transponder V1.0...

  • Page 2: Table Of Contents

    Standards ....................................6 Declaration of Conformity ................................7 Introduction .....................................8 How AIS Works...................................8 AIS Classes ....................................8 Position Information Source................................8 Installing the TRANSAS AIS CLASS B- unit ...........................9 Electrical connections .................................9 Physical Mounting..................................10 Programming the transponder ..............................11 Programming the transponder ..............................11 Programming software................................11 Configuration ....................................11...
  • Page 3 LD2103 V3.0 Page 3 of 33 SRT Marine Antenna connections ..................................21 GPS Antenna....................................21 Instruction Manual VHF Antenna ....................................21 © SRT-MTB Class B Marine AIS Antenna types and mounting ..............................21 Drawings.......................................22 Packing list....................................22 Glossary....................................29 Appendix A ....................................31 Antennas and Antenna Mounting..............................31 GPS Antenna....................................31 VHF antenna for AIS use ................................31...

  • Page 4: Srt Marine

    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.
  • Page 5 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.

  • Page 6: Product Specification

    This product complies to all the necessary standards under the European R&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: IEC62287-1: 2006-03 Maritime navigation and radiocommunication equipment and systems – Class B shipborne •...

  • Page 7: Declaration Of Conformity

    • Declaration of Conformity Transas Ltd. declares that this product is in compliance with the essential requirements and other provisions of the R&TTE directive 1995/5/EC. The product carries the CE mark, notified body number and alert symbol as required by the R&TTE directive...

  • Page 8: Introduction

    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.

  • Page 9: Installing The Transas Ais Class B- Unit

    LD2103 V3.0 Page 9 of 33 SRT Marine Installing the TRANSAS AIS CLASS B unit Instruction Manual Do not connect the TRANSAS AIS CLASS B unit to a mains (line) AC electrical supply, as an electric shock or WARNING: © fire hazard could result.

  • Page 10: Physical Mounting

    Instruction Manual Physical Mounting © SRT-MTB Class B Marine AIS 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.

  • Page 11: Programming 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 a 9-pin serial port then a commercially available USB to serial adaptor may be required.

  • Page 12: Using The Transponder

    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) the yellow LED will go out;...

  • Page 13: Information Transmitted And Received

    (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 Sign and Name, length and beam, ship type, time, course over ground (COG), speed over ground (SOG) and heading.
  • Page 14 This is a yellow LED which indicates when lit that the CSTDMA transmitter is prevented from transmitting. Reasons for this include the following: The transponder’s internal GPS receiver is not operating or is not yet ready. [1] requires that a class B CSTMA •...

  • Page 15: Maintenance

    ERROR STATUS 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 Unauthorised opening of the TRANSAS AIS CLASS B system will invalidate the warranty.

  • Page 16: Serial Data Interface

    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.

  • Page 17: Power Up Messages

    VDM Message description AIS Target Display Information 1, 2, 3, 9,18, 21 position report base station report voyage related data Class B – extended data Safety message handling addressed safety related broadcast safety related External Application handling binary addressed binary broadcast...

  • Page 18: Vhf Data Link Own Vessel Messages (Nmea 0183 Vdo)

    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,llll.ll,a,yyyyy.yy,a,llll.ll,a1,y1y1y1y1y.y1y1,a2,x1,x2x2x2x2,x3,x4x4x4x4,x5,x6,x7,a3,x8,hhmmss.ss*hh...

  • Page 19: Channel Management Information Source Messages (Nmea 0183 Acs)

    = Channel B • Instruction Manual x5 = Channel B bandwidth • © SRT-MTB Class B Marine AIS x6 = Tx/Rx mode control • x7 = Power level control • a3 = Information source • x8 = In-Use Flag •...

  • Page 20: Ack Messages

    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 <CR><LF>...

  • Page 21: Antenna Connections

    Class B Marine AIS 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 the unit top cover.

  • Page 22: Drawings

    LD2103 V3.0 Page 22 of 33 SRT Marine Drawings Instruction Manual Packing list © SRT-MTB Class B Marine AIS RE VIS ION H IS T ORY RE V DES CR IPT ION DAT E APPR OVE D PRODUCT ION RELEAS E...
  • Page 23 LD2103 V3.0 Page 23 of 33 SRT Marine Fixing Template (NOT TO SCALE) Instruction Manual © SRT-MTB Class B Marine AIS REVIS ION HIST ORY APPROVED DESCRIPT ION DAT E MOUNT ING HOLES IN BAS E PLAT E ARE O5.5 T O S UIT M5 S CREWS...
  • Page 24 BA3 4BS DRA WN M . KEND A LL 0 6/1 5 / 0 6 TI T LE AIS CLASS B TR ANSPOND ER CHECK ED FI N I S H U NIT DIMENSI O N S SI Z E...
  • Page 25 LD2103 V3.0 Page 25 of 33 SRT Marine Mechanical Breakdown Instruction Manual © SRT-MTB Class B Marine AIS REVI SION HISTORY DESCRIPTIO N DAT E T HIRD ANGLE PROJEC T ION (COMPONENTS NOT S HOWN) REFER T O NOT E...
  • Page 26 LD2103 V3.0 Page 26 of 33 SRT Marine Cable Assemblies Instruction Manual © SRT-MTB Class B Marine AIS POWER CABLE ASSEMBLY LD 2109...
  • Page 27 LD2103 V3.0 Page 27 of 33 SRT Marine Instruction Manual © SRT-MTB Class B Marine AIS CLAS S B TRANSP O NDER VHF E XTERNA L CABLE LD 2131...
  • Page 28 LD2103 V3.0 Page 28 of 33 SRT Marine Instruction Manual © SRT-MTB Class B Marine AIS /BLACK /RED POWER AND DATA CABLE ASSEMBLY LD 2122...

  • Page 29: Glossary

    LD2103 V3.0 Page 29 of 33 SRT Marine Glossary Instruction Manual (AIS) Regional Assignment Channel Assignment Message © SRT-MTB Class B Marine AIS Acknowledgement (AIS) Channel management information source messages AFSK Audio frequency-shift keying (AIS) Alarm Message A to N...
  • Page 30 LD2103 V3.0 Page 30 of 33 SRT Marine Radio frequency interference Specific Absorption Rate Instruction Manual Short Message System © SRT-MTB Class B Marine AIS Speed over Ground Safety Related Message TDMA Time-division Multiple Access Threaded type BNC connector Transmit or transmitter Universal Time Co-ordinated...

  • Page 31: Antennas And Antenna Mounting

    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.

  • Page 32: Warnings

    Connecting a badly mismatched VHF antenna, leaving the VHF antenna port disconnected, or shorting the VHF antenna port © SRT-MTB Class B Marine AIS 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.

  • Page 33: Ld2103 V3.0

    LD2103 V3.0 Page 33 of 33 SRT Marine Instruction Manual © SRT-MTB Class B Marine AIS...

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