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Technical Reference for Garmin NMEA 2000 Products
General NMEA 2000 Data Type Requirements
Category
Data Type
PGN Data Required
Typical Sender
Water
Depth
128267 - Water Depth
Depth Transducer
Temperature
130312 - Temp, 130310 - Envir Param Old, or
130311 - Envir Param
Water Temperature Sensor
Speed
128259 - Water Speed
Water Speed Sensor
Set
129026 - COG/SOG, 129029 - GNSS Position,
128259 - Water Speed, and 127250 - Vessel Heading
GPS Antenna, Water Speed Sensor, and
Heading Sensor
Drift
129026 - COG/SOG, 129029 - GNSS Position,
128259 - Water Speed, and 127250 - Vessel Heading
GPS Antenna, Water Speed Sensor, and
Heading Sensor
System
Time Of Day
129026 - COG/SOG and 129029 - GNSS Position
GPS Antenna
Date
129026 - COG/SOG and 129029 - GNSS Position
GPS Antenna
Timer
None
None
Unit Voltage
None
None
