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XtendLan MUX-1602C
APPENDIX A
CONNECTOR PIN
ASSIGNMENTS
Alarm Connector
The Alarm connector is a DB25-S. It accepts a DB25-P mating
connector (not provided).
Figure 7 — Alarm Connector
PIN NO.
PIN ASSIGNMENT
PIN NO.
PIN ASSIGNMENT
1
Alarm input 1
14
Alarm input 14
2
Alarm input 2
15
Alarm input 15
3
Alarm input 3
16
Alarm input 16
4
Alarm input 4
17
Reserved
5
Alarm input 5
18
Ground
6
Alarm input 6
19
Ground
7
Alarm input 7
20
Ground
8
Alarm input 8
21
Reserved
9
Alarm input 9
22
Alarm hold
input
10
Alarm input 10
23
Alarm output
NC
11
Alarm input 11
24
Alarm output
common
12
Alarm input 12
25
Alarm output
NO
13
Alarm input 13
Table 2 — Alarm Connector Pin Assignments