Technical Reference Guide

12 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