79Northstar Explorer 650 Installation and Operation Manual
Appendix A - Specifications
GENERAL
Size: 150mm (5.90“) H x 164mm (6.46“) W x
64.4mm (2.56“) D.
Display: 127mm (5”) diagonal, TFT color, 234 x
320 pixels.
Backlight: Display and keys
Supply voltage
10.5 to 30.5 V DC.
Supply current: at 13.8 V
350 mA min - no backlighting.
1A max - full backlighting.
External beeper or light output: Switched
to ground to sound alarm, 30 V DC, 200 mA
maximum.
Operating temperature
0° to 50°C (32° to 122°F)
ALARMS:
User set: Arrival radius, anchor, XTE, danger, too
shallow, too deep, fi sh, temperature, tempera-
ture rate, low battery, low fuel (optional), loss of
DGPS fi x
GPS NAVIGATION
Chart card: C-MAP™ NT-MAX, NT+ or NT
User card: 3.3 V C-MAP™
Waypoints: Up to 3000, with default or user-
defi ned alphanumeric names up to eight
characters.
Routes: 25 Routes, with up to 50 points each
Tracks: By time or distance, one track of 2000
points and four of 500 points.
Chart datums
121 Chart datums (see next page)
One user-defi ned map shift.
Chart scale: 0.05 to 4096 nm for chart (chart
dependent) down to 0.01 nm in plotter mode.
SONAR FISHFINDING
Depth range:
0.6 m (2 ft) to 1000 m (3300 ft )
Sonar output:
Power: Variable, up to 600 W RMS
Dual frequency: 50 khz and 200 kHz
Transom transducer cable length:
10 m (33 ft)
Depth acquisition time from startup:
Typically 2 seconds at 30 m (100 ft)
Temperature:
Range 0° to 37.7°C (32° to 99.9°F)
Resolution of 0.1° unit.
Speed (from paddlewheel transducer):
1 to 96.6 kph (57.5 mph, 50 kn).
FUEL COMPUTER
(Optional fuel sensor(s) required)
Engine types:
Outboard carburetted two stroke and EFI
petrol/gasoline engines: 50 to 300 hp.
Outboard four stroke petrol/gasoline engines:
90 to 300 hp.
Inboard petrol/gasoline engines: 70 to 400 hp.
Flow rate:
Minimum: 5 litres per hour (1.3 U.S. gallons per
hour).
Maximum: 130 litres per hour (34 U.S. gallons
per hour).
COMMUNICATIONS
NavBus
Connection to other Northstar instruments.
NMEA
NMEA 0183 ver 2 4800 baud
Inputs from compatible instruments:
BWR, DPT, GGA, GLL, GSA, GSV, HDG, HDM,
HDT, MTW, MWV, RMC, VHW, VTG and DBT
Outputs, for compatible instruments:
APA, APB, BWR, DBT, DPT, GGA, GLL, GSA, GSV,
RMB, RMC, MTW, VHW, VLW, VTG, XTE
STANDARDS COMPLIANCE
EMC:
USA: FCC Part 15 Class B.
Europe: (CE) EN64000-6-1 and EN64000-6-3
New Zealand and Australia: (C Tick) AS-NZS
3548.
Environment: IPx6/IPx7/CFR46 (with card holder
and connections in place)
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