User's Manual Part 2

27
1
5
6
9
Power, Alarm & IBS port (2m cable supplied)
Pin
Number
Connection NAV-7 Cable Colour Notes
1 IBS_TXA O/P WHITE/BLUE O/P to IBS port
2
3 +V
(12/24 V DC nominal)
I/P RED/BLUE Ship’s supply +ve
4 -V (0V) I/P BLUE/RED Ship’s supply -ve
5
6 IBS_TXB O/P BLUE/WHITE O/P to IBS port
7
8 AUX_NC O/P ORANGE/WHITE Alarm Relay NC
9 AUX_NO O/P WHITE/BROWN Alarm Relay NO
10 AUX_COM O/P WHITE/GREY Alarm Relay COM
11
12 IBS_RXB I/P GREEN/WHITE I/P from IBS port
13 IBS_RXA I/P WHITE/GREEN I/P from IBS port
14
15
Connecting to the NMEA 0183 interface
If a connection to NMEA 0183 compatible equipment is
required then a suitable cable has to be purchased or
manufactured.
Recommended NMEA 0183 cable: Two twisted pairs,
screened, PVC sheathed. For lengths to 200 meters, use
0.22 mm
2
(7/32); Belden 8102 or equivalent.
The connections to the D-Sub 9-pin socket on the NAV-7 are given below. Note that
the cable screen should not be connected to any part of the NAV-7.
NMEA 0183 & printer port
Pin Number Connection Notes
1
2 SER_TXB O/P to NMEA 0183 (printer)
3
4 SER_RXB I/P from NMEA 0183
5
6
7 SER_TXA O/P to NMEA 0183 (printer)
8 SER_RXA I/P from NMEA 0183
9