Garmin GMI 20 Installation Instructions - Page 3

Item Description Marine instrument with a NMEA data cable (not included) Power source NMEA 0183 compliant device Item Garmin Wire Function N/A N/A Rx/A (In +) Rx/B (In -) Garmin Wire Color N/A N/A Brown Green NMEA 0183 Device Wire Function Power Data ground Tx/A (Out +) Tx/B (Out -) This diagram is an example of a connection to a standard NMEA 0183 device with one Tx wire. Specifications Specification Measurement Dimensions without sun cover 110 x 115 x 30 mm (4.33 x 4.53 x (H×W×D) 1.18 in.) Dimensions with sun cover (H×W×D) 115 x 120 x 35.5 mm (4.53 x 4.72 x 1.40 in.) Weight without sun cover 247 g (8.71 oz.) Weight with sun cover 283 g (9.98 oz.) Temperature range From 5° to 158°F (from -15° to 70°C) Compass-safe distance 209 mm (8.25 in.) Material Case: fully-gasketed polycarbonate, waterproof to IEC 60529 IPX7 standards Lens: glass with an anti-glare finish Brightness 1200 cd/m2 (NIT) Power usage 3 W max Unit max. voltage 32 Vdc NMEA 2000 input voltage 9 to 16 Vdc NMEA 2000 load equivalency 7 (350 mA at 9 Vdc) number (LEN) Item Description Marine instrument with a NMEA data cable (not included) NMEA 2000 network (must connect to the same ground as the NMEA data cable) Power source NMEA 0183 compliant device Item Garmin Wire Function Garmin Wire Color N/A N/A N/A N/A Rx/B (In -) Green Rx/A (In +) Brown NMEA 0183 Device Wire Function Power Power ground Data ground Tx This diagram is an example of a connection to a Garmin HVS GPS antenna. Item Description Marine instrument with a NMEA data cable (not included) Power source Garmin HVS GPS antenna Item Marine Instrument Wire Color N/A Black Yellow Blue White Brown Green Antenna Wire Color Red Black Orange White White/orange Gray White/red NMEA 2000 PGN Information Transmit and Receive PGN Description 059392 ISO acknowledgment 059904 ISO request 060928 ISO address claim 61184 Product information 126208 NMEA: Command, request, and acknowledge group function 126996 Product information Transmit PGN 126464 Description Transmit PGN list group function Receive PGN 126992 127245 127250 127488 127489 127508 128259 128267 129025 129026 129029 129283 129284 129285 129539 130306 130310 130311 130312 130313 130314 Description System time Rudder Vessel heading Engine parameters: Rapid update Engine parameters: Dynamic Battery status Speed: Water referenced Water depth Position: Rapid update COG and SOG: Rapid update GNSS position data Cross track error Navigation data Navigation route and waypoint info GNSS dilution of precision (DOP) Wind data Environmental parameters Environmental parameters Temperature Humidity Actual pressure GMI 20 Installation Instructions 3