Technical Handbook

Table Of Contents
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6.5 DC Loop (Localizer only)
The DC loops are connected to the Connection Interface board CI1210A in the cabinet back
section. Location and pin out are illustrated in Figure 6-5
DL_REF*
are the reference voltages from the main cabinet.
DL_DETECT*
are the return voltages from the antennas.
GND
is main cabinet ground.
Suitable female connectors are Weidemüller
BLZ-5.08/6
or equivalent.
Figure 6-5 DC loop connections.
TEMP
INDOOR
TEMP
OUTDOOR
AC
LEVEL
ANALOG
CH.1
ANALOG
CH.2
ANALOG
CH.3
DIGITAL
PORT A
DIGITAL
PORT B
DIGITAL
PORT C
DIGITAL
PORT D
TO MB1203
RS232 RS232 RS232
REMOTE
CONTROL
DC-LOOP DC-LOOP DME
LOCAL REMOTE 2
REMOTE 1
CH.1&2 CH.3&4
1
6
DC-LOOP
CH.1&2
DC-LOOP
CH.3&4
1 - Ch 1 In
2 - Ch 1 Out
3 - GND
4 - Ch 2 In
5 - Ch 2 Out
6 - GND
CI 1210A
1 - Ch 3 In
2 - Ch 3 Out
3 - GND
4 - Ch 4 In
5 - Ch 4 Out
6 - GND
1
6
BATTERY
WARNING
HBK579-2
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