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Page Title:
Table 4-1. Receiver I/O Pin Connections |
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 Table 4-1. Receiver I/O Pin Connections
Pin
Function
Pin
number
number
Function
1
ALARM/NO ALARM(pins 1 and 2 interconnected)
12
Spare
2
ALARM/NO ALARM(pins 1 and 2 interconnected)
13
Spare
3
ACCESS/SECURE output
14
Spare
4
AC POWER ON/AC POWER FAIL, output
15
Spare
5
Common return for status outputs
16
Transmission line input
Table 4-2. Receiver Output Status
6
Spare
7
Spare
Receiver
Status
8
Transmission line input PM
output pan
(with respect
indicated
9
+20 V dc input
number
to pin No. 5)
10
Dc return
1
100K ohms
ALARM
11
Space
1
2000 ohms
NO ALARM
3
100K ohms
SECURE
3
2000 ohms
ACCESS
4
100K ohms
ACPOWER FAIL
4
2000 ohms
ACPOWER ON
4-2
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