Marine Systems
Aviation Recorders
Page 1–19
Initial Issue
165M0601-00
Feb. 01/05
1.4.7.
Sensor Input Data and Formats
The L-3 ProTec Shipborne Class A Transponder supports input data sentences from
various ship sensors, refer to Table 1–7.
Table 1–7. Sensor Input Data and Formats
Sensor
Data
IEC 61162-1 Sentences
GNSS
Positions system:
- Time of position
- Latitude /Longitude
- Accuracy (and integrity status)
Course Over Ground (COG)
Speed Over Ground (SOG)
RAIM Indicator
DTM, GBS, GGA, GLL, GNS, GRS, GSA,
GST, GSV, HDT, RMC, ROT, VBW, VTG,
ZDA
Log
Course Over Ground (COG)
Speed Over Ground (SOG)
VBW
Gyro
Heading
Rate of Turn (ROT)
HDT, ROT
1.5.
Data Field Assignments
1.5.1.
GPS and Sensor Input Sentences
1.5.1.1
DTM - Datum Reference
If Local and Reverence Datum codes are not WGS84, then the positions report from
that sensor is discarded.
Field
Notes
Local Datum Code
Check for WGS84
Local Datum Subdivision Code
Ignored
Lat Offset (2 fields)
Ignored
Long Offset (2 fields)
Ignored
Altitude Offset
Ignored
Reference Datum Code
Check for WGS84