APPENDICES Page 62
Document id: 7000 108-011 A2
APPENDIX A.3 – PROPRIETARY INDICATIONS (TXT)
Additional to the standardised text transmissions / indications – TXT (described in IEC
61993-2) the R4MkII-AIS Transponder is able to output the following proprietary
indications.
Text Message Text
Id
Type Comment
AIS: SOG from External Position Source 53 Status
AIS: SOG from Log Sensor 54 Status
AIS: UTC Clock Ok 55 Status
AIS: Channel Management Zone Memory
Changed
56 Event Output when the transponder has
updated the zone memory.
AIS: Enter Semaphore Mode 61 Status Output when the transponder has
become semaphore.
AIS: Leave Semaphore Mode 62 Event Output when the transponder stops
being semaphore.
AIS: NVM Checksum Error 63 Event A checksum error in the NVM.
AIS: RATDMA Overflow 64 Event Indicates when the priority FIFO
RATDMA queue is full. No more
messages will be accepted until some
of them have been sent.
-AIS: Tanker Low VHF Power Mode 66 Status Output when the transponder is in 1 W
VHF Power Mode.