Northstar
Explorer 660
Installation and Operation Manual
68
Appendix A - Specifications
GENERAL
Size
: 201 mm H x 190 mm W x 72 mm D
(7.9" x 7.5" x 2.8").
Weight
: display unit 115 g (2.2 lB).
Display
: 6.4" diagonal, TFT color,
800 x 480 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.
1 mA max - full backlighting.
External beeper or light output
: Switched to
ground to sound alarm, 30 V DC, 1 A maximum.
Operating temperature
0° to 50°C (32° to 122°F)
ALARMS
:
User set: Arrival radius, anchor, XTE, danger,
too shallow, too deep, fish, temperature,
temperature rate, low battery, low fuel
(optional), loss of DGPS fix
Fixed: Loss of GPS fix
GPS NAVIGATION
Chart and user cards
:
Capacity: Two cards
Type:
C-MAP™
NT cards and NT+ cards, 3.3 V
C-MAP(tm) user cards.
Waypoints
: Up to 3000, with default or
user-defined 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-defined 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
Input, from GPS or DGPS receiver: GGA, GLL,
GSA, GSV, RMC, VTG
Input, from a wind sensor: MWV
Output, for autopilot or other instrument:
APA, APB, BWR, GGA, GLL, GSA, GSV, RMB,
RMC, VTG, XTE, DBT, DPT, VHW, MTW, XDR
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)
