Select > Settings > NMEA 2000.

Identification

Sets numeric identifiers for the device within the NMEA 2000^® network.

Diagnostics Alarms

Enables or disables sharing system alerts over the NMEA 2000 network.

COG Rate

Sets how often the device reports your course over ground over the NMEA 2000 network, in miliseconds.

Position Rate

Sets how often the device reports your position over the NMEA 2000 network, in miliseconds.