1.11 Main Terminal Description
Terminal Description
1 Phone In (Negative)
2 Phone In (Positive)
3 Ground
4 Phone Out (Positive)
5 Phone Out (Negative)
6 Not Used.
7
Switch Input Relay 1. A switch closure across terminals 7 & 9 will activate relay 1 for
its programmed strike time.
8
Switch Input Relay 2. A switch closure across terminals 8 & 9 will activate relay 2 for
its programmed strike time.
9 - 12 VDC Battery Negative. Also common for terminals 7 & 8.
10 + 12 VDC Battery Positive.
11 Relay 1 Normally Open
12 Relay 1 Normally Closed
13 Relay 1 Common
14 Relay 2 Normally Open
15 Relay 2 Normally Closed
16 Relay 2 Common
17 16.5 VAC Input Power
18 16.5 VAC Input Power
Page 20 1812-161-E-1-10
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