45
Reference Manual
10 Specifications
Electrical
Supply voltage:
10.5 to 30.5 V DC.
Supply current
( at 13.8 V)
:
Without backlighting: 160 mA.
With full backlighting: up to 390 mA.
Other optional instruments: refer to the instrument’s
operation manual.
Interfaces
NavBus:
connection to MCU and other
Northstar instruments.
NS 3300 Display unit power/data cable wires:
Black connector - Power
Pin
Wire color
Signal
5
Red
Power positive, 10.5 to 30.5 V DC
1
Black
Power negative
6
Orange
4
Blue
NavBus -
7
Yellow
Factory use (isolate, do not cut)
3
White
Factory use (isolate, do not cut)
8
Green
External alarm, switched to ground, 30 V DC and 250 mA max.
2
Brown
+9V out
Green connector - NavBus expansion
Pin
Wire color
Signal
5
Red
Factory use (isolate, do not cut)
1
Black
Power negative
6
Orange
4
Blue
NavBus -
7
Yellow
Factory use (isolate, do not cut)
3
White
Factory use (isolate, do not cut)
8
Green
Factory use (isolate, do not cut)
2
Brown
+9V out
Standards compliance
EMC compliance:
USA (FCC): Part 15 Class B
Europe (CE):IEC 60945:2002 Clause 9 & 10.
New Zealand and Australia (C Tick):
IEC 60945:2002 Clause 9.
Environment:
IPx6 and IPx7 - completely waterproof.