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4-14 Pelco Manual C501M-B (10/97)
4.3.7.1 Alarm Interface 37-Pin Sub
“D” Connectors
The pin-out number assignments and configurations
shown below match the 37-pin ribbon cables used in
the alarm/relay interface.
Alarm No: Pin No:
17 In 1
17 Com 20
18 In 2
18 Com 21
19 In 3
19 Com 22
20 In 4
20 Com 23
21 In 5
21 Com 24
22 In 6
22 Com 25
23 In 7
23 Com 26
24 In 8
24 Com 27
25 In 9
25 Com 28
26 In 10
26 Com 29
27 In 11
27 Com 30
28 In 12
28 Com 31
29 In 13
29 Com 32
30 In 14
30 Com 33
31 In 15
31 Com 34
32 In 16
32 Com 35
Connector: Alarms In 17 - 32
Alarm No: Pin No:
1 In 1
1 Com 20
2 In 2
2 Com 21
3 In 3
3 Com 22
4 In 4
4 Com 23
5 In 5
5 Com 24
6 In 6
6 Com 25
7 In 7
7 Com 26
8 In 8
8 Com 27
9 In 9
9 Com 28
10 In 10
10 Com 29
11 In 11
11 Com 30
12 In 12
12 Com 31
13 In 13
13 Com 32
14 In 14
14 Com 33
15 In 15
15 Com 34
16 In 16
16 Com 35
Connector: Alarms In 1 - 16
37-Pin sub “D” connector (sockets).
Facing back of card cage.