16 VAC
20 VA
20
18
19
13
14
15
16
17
8
9
10
11
12
3
4
5
6
7
1
2
+
-
Back-up
Battery
Earth Ground
Phone Wiring Maximum Distance
800 Feet
24 AWG
1600 Feet
22 AWG
Power Wiring Maximum Distance
100 Feet
18AWG
200 Feet
16 AWG
