Technical Reference Guide

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10 Technical Reference for Garmin NMEA 2000 Products

General NMEA 2000 Data Type Requirements

Category Data Type PGN Data Required Typical Sender

Navigation

Information

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GPS Speed 129026 - COG/SOG and 129029 - GNSS Position GPS Antenna

Position 129026 - COG/SOG and 129029 - GNSS Position GPS Antenna

Turn 129026 - COG/SOG, 129029 - GNSS Position, and

129284 - Nav Data

Garmin Chartplotter and GPS Antenna

Trip Odometer 129026 - COG/SOG and 129029 - GNSS Position GPS Antenna

Average GPS Speed 129026 - COG/SOG and 129029 - GNSS Position GPS Antenna

Maximum GPS Speed 129026 - COG/SOG and 129029 - GNSS Position GPS Antenna

Water Odometer 128259 - Water Speed Water Speed Sensor

Water Trip Odometer 128259 - Water Speed Water Speed Sensor

Average Water Speed 128259 - Water Speed Water Speed Sensor

Maximum Water Speed 128259 - Water Speed Water Speed Sensor

Weather Barometer 130314 - Actual Pressure, 130310 - Envir Param Old,

or 130311 - Envir Param

Barometric Pressure Sensor

Air Temperature 130312 - Temp, 130310 - Envir Param Old,

or 130311 - Envir Param

Air Temperature Sensor

Humidity 130313 - Humidity or 130311 - Envir Param Humidity Sensor

Wind Speed 130306 - Wind Data, 129026 - COG/SOG, 129029

- GNSS Position, 127250 - Vessel Heading, and

128259 - Water Speed

(If a Heading Sensor and Water Speed Sensor are

not present, a less-accurate reading can be calculated

using only the Wind Sensor and GPS antenna

[130306 - Wind Data, 129026 - COG/SOG and

129029 - GNSS Position])

(If a GPS antenna is not present, a less-accurate

reading can be calculated using only the Wind Sensor,

Water Speed Sensor, and Heading Sensor [130306

- Wind Data, 127250 - Vessel Heading, and 128259 -

Water Speed])

Either:

• Wind Sensor, a Water Speed

Sensor, a Heading Sensor, and a

GPS Antenna

• Wind Sensor and a GPS Antenna

• Wind Sensor, a Water Speed

Sensor, and a Heading Sensor

Wind Direction 130306 - Wind Data, 129026 - COG/SOG, 129029

- GNSS Position, 127250 - Vessel Heading, and

128259 - Water Speed

(If a Heading Sensor and Water Speed Sensor are

not present, a less-accurate reading can be calculated

using only the Wind Sensor and GPS antenna

[130306 - Wind Data, 129026 - COG/SOG and

129029 - GNSS Position])

(If a GPS antenna is not present, a less-accurate

reading can be calculated using only the Wind Sensor,

Water Speed Sensor, and Heading Sensor [130306

- Wind Data, 127250 - Vessel Heading, and 128259 -

Water Speed])

Either:

• Wind Sensor, a Water Speed

Sensor, a Heading Sensor, and a

GPS Antenna

• Wind Sensor and a GPS Antenna

• Wind Sensor, a Water Speed

Sensor, and a Heading Sensor

(Continued)