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Transducer Installation
Proper transducer placement and installation are the keys to getting the best
sounder performance from the GPSMAP 185 Sounder. Detailed installation instruc-
tions are provided with the transducer. Below are some tips and basic instructions for
proper transom mount transducer installation.
NMEA Formats
The following formats are supported for connection to up to 3 NMEA devices:
NMEA 0180/NMEA 0182
NMEA 0183 version 1.5
Approved sentences
GPBWC, GPGLL, GPRMB, GPRMC, GPXTE, GPVTG, GPWPL, GPBOD
Proprietary sentences PGRMM, PGRMZ (alt.), PSLIB (beacon receiver control input)
NMEA 0183 version 2.0
Approved sentences
GPGGA, GPGLL, GPGSA, GPGSV, GPRMB, GPRMC, GPRTE, GPWPL, GPBOD
Proprietary sentences GRME (estimated error), PGRMM (map datum)
PGRMZ (altitude), PSLIB (beacon rec. control input)
SECTION
B
APPENDIX
Wiring and Specifications
GARMIN offers a variety of transducers for use
with your GPSMAP 185 Sounder. Detailed
installation instructions for the transducer you
have chosen are included with the transducer.
Proper placement and installation of the trans-
ducer are essential in the operation of the
sounder portion of the GPSMAP 185. Please
read, and carefully follow the instructions pro-
vide with your transducer.
Trolling Motor
Thru-Hull