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4.
5.
Pin
Number
©2017 Westell Technologies
1.877.844.4274
Connect the 9 position D-Sub connector at one end of the serial cable to the
Alarm Relay connector on the PS71090, Figure 5-6. Be sure to fasten the
connector screws securely.
Figure 5-5: Alarm Relay Cable Connected to Signal Booster
Connect the stripped end of the serial cable to the alarm relay panel. Refer to
Table 5-1 for connection information.
Table 5-1: Alarm Relay Connections
Contact Type
1
NC
(Normally Closed)
2
NO
(Normally Open)
3
CC
(Common Connection)
4
NC
(Normally Closed)
5
NO
(Normally Open)
6
CC
(Common Connection)
7
NC
(Normally Closed)
8
NO
(Normally Open)
9
CC
(Common Connection)
PS71090 Product Manual
Conductor Color
Alarm Number
(supplied Cable)
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Grey
White
March 2017; Doc No. CS14702802UM rG
March 2017, Rev G
Alarm One
Alarm One
Alarm One
Alarm Two
Alarm Two
Alarm Two
Alarm Three
Alarm Three
Alarm Three
Unused
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