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VS Series 2
6.
Alarm Connector Pin-out
The VS-12A, VS-14A and VS-28A have alarm inputs and outputs to which
connection is made via the 25-way D-type connector on the rear of the unit. The pin
numbers are detailed below (note that the VS-12, VS-16 and VS-28 are fitted with
only a dummy connector).
View of Female 25-way D-type Connector on rear of switcher:
Signal
Alarm Input 1
Alarm Input 2
Alarm Input 3
Alarm Input 4
Alarm Input 5
Alarm Input 6
Alarm Input 7
Alarm Input 8
Alarm Common (Ground)
Relay N/O Contact
Relay N/C Contact
Relay Common
Video Switch
User Manual
Pin
8
21
9
22
10
23
11
24
20
12
13
25
Page 8
VST605C.DOC
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