Power Input
PW1
PW2
Relay Alarm warning signal disable for following:
1. The relay contact closes if Power1 and Power2 are both failed but Power3 on
2. The relay contact closes if Power3 is failed but Power1 and Power2 are both on
PW3
Redundant DC Terminal Block
There are two pairs of power inputs for use with redundant power sources. You only need
to have one power input connected to run the switch.
IES-0880 User Manual
+
+
Earth Ground
Relay Output
DC Jack
12 32VDC
Power Ground
12 32VDC
Power Ground
1A @ 24VDC
12VDC
Page 10