Chapter 3. Installation
30
3
21
37
55
8
RC(A)
4
22
38
56
26
RC(B)
5
23
39
57
5
TC(A)
6
24
40
58
23
TC(B)
7
25
41
59
4
TD(A)
8
26
42
60
22
TD(B)
9
27
43
61
17
ETC(A)
10
28
44
62
35
ETC(B)
11
29
45
63
12
DTR(A)
12
30
46
64
30
DTR(B)
13
31
47
65
13
DCD(A)
14
32
48
66
31
DCD(B)
15
33
49
67
7
RTS(A)
16
34
50
68
25
RTS(B)
11
DSR(A)
29
DSR(B))
9
CTS(A)
27
CTS(B)
XX(A) and XX(B) must be a pair of twisted pair cable.
Note: DB37 PIN 13, 11, 9 are shorted. PIN 31, 29, 27 are shorted.
3.5 Alarm Relay Connections
Alarm indication connectors are on the rear of the chassis which are shown as follows:
Minor ALM
OFF: Normally open. When a minor alarm occurs, it closes.
ON: Normally closed. When a minor alarm occurs, it opens.
COM: Common connection contact
Major ALM
OFF: Normally open. When a major alarm occurs, it closes.
NO: Normally closed. When a major alarm occurs, it opens.
COM: Common connection contact
: This is used to ground the chassis to Earth
Summary of Contents for iSAP5100
Page 1: ...1 iSAP5100 Integrated Service Access Platform ...
Page 40: ......
