See below for a t
y
pical hookup. Note that in this example s
y
stem zone
1 is a normall
y
closed motion zone with power for the passive infrared
detector supplied b
y
Measure-UPS II. Zone 2 is a normall
y
open zone.
Zone 3 is a combination normall
y
open and normall
y
closed zone.
Zone 4 is not used.