19FUEL 3100 Installation and Operation Manual NAVMANPhysicalCase size 113 mm (4.4") square.LCD display 82 mm (3.2") wide, 61 mm (2.4")high; twisted nematic.LCD digits 30 mm (1.2") high on top line,20 mm (0.8") high on bottom line.Four operator keys, laser etched.Backlighting for display and keys, amber, fourlevels and off.Operating temperature 0 to 55°C (32 to 131°F).Fuel flow transducer cable 8 m (26.25 ft).Power Cable 1.1 m (3.25 ft).ElectricalPower supply 10.5 to 16.5 V DC, 30 mA withoutbacklighting, 80 mA with full backlighting.External alarm (beeper and/or light output,switched to ground, 30 V DC and 250 mAmaximum).FuelDisplays fuel used, fuel remaining, rate of fuelflow, and the fuel economy.Range 0 to 9999 with resolution of 0.1 unit forthe first 999 units, thereafter resolution of 1.0unit.LogDisplays trip log and total log.Range 0 to 9999 miles or nautical miles.Engine HoursDisplays 0.0 to 9999.Speed (if optional speed transducer installed)Displays current speed, average speed,maximum speed.Range 0 to 100 knots (0 to 115 mph).Speed resolution of 0.1 unit.Adjustable damping for speed and log givesstable readings in all sea conditions byaveraging the readings. Damping valuesavailable are:1 (6 seconds)2 (12 sconds)3 (18 seconds)4 (24 seconds)5 (30 seconds)CalibrationFuel can be calibrated. Speed can also becalibrated if the optional speed transducer isinstalled.Appendix A - Specifications InterfacesExternal alarm.NavBus connection to other NAVMANinstruments.NMEA 0183 instruments. 0183 outputs: PTTKV,VHW, XDR, VLW; input RMC.Standards complianceEMC complianceUSA (FCC): Part 15 Class B.Europe (CE): EN50081-1, EN50082-1,EN55024, EN55022, ISO7637-1.New Zealand and Australia (C Tick) :AS-NZS 3548.Environment: IP66 from front when correctlymounted on the bulkhead.Wire SignalRed Power positive, 12 V DC,100 mA maximumBlack Ground/Shield (NMEA common)Green External alarm, switched to ground,30 V DC and 250 mA max.Orange NavBus +Blue NavBus -White NMEA (output)Yellow NMEA (input)