User's Manual

Table Of Contents
USER MANUAL
6-10
21464-5
NORMARC 7050
MARKER BEACON
Electrical installation ©1999 Navia Aviation AS
Figure 6-11 Digital input/output connections
6.1.10 Power for Modem or other external devices
A DC powered modem or other external equipment designed for 22V - 27V DC can be con-
nected to the screw terminal J30. Maximum current consumption should be 0.8A.
The terminal marked OUT+ is 22V - 27V DC, OUT- is ground
6.1.11 Remote Control Interface (MB rack)
The transmission medium (telephone line (FSK modem) or RS 232) to the Remote Control
can be selected by plugs and link straps S700 and S701 on the MO1374 module:
1- DIGIN 1
2- GND
3- DIGIN 0
4-GND
1- DIGIN 3
2- GND
3- DIGIN 2
4-GND
1- DIGIN 5
2- GND
3- DIGIN 4
4-GND
1- DIGOUT 0
2- GND
3- DIGOUT 1
4-GND
DIGITAL PORTS
A
B
CD
CI 1376
PB 1378
REMOTE
CONTROL
LINE
TEMP
OUTDOOR
TEMP
INDOOR
AC LEVEL ANA CHA1
ANA CHA2 ANA CHA3
REMOTE RMM
RS232
REMOTE CONTOL
RS232
CONFIGURATION
DIG PORT A DIG PORT B DIG PORT C DIG PORT D
HBK792/1