American Power Conversion AP9312TH Contact Sensors, continued, Continued on next page

Contact Sensors, continued

Connection The Environmental Monitoring Unit supports normally open

information and normally closed loop systems and allows mixing of normally open and normally closed sensors on any zone:

	Note: Do not connect the unit’s sensors with sensors from any
	other system.
Multiple	To use more than one sensor on a zone, connect normally open
sensors in a	sensors in parallel and normally closed sensors in series:
zone

To avoid receiving alarms for unused zones, install a jumper wire between the COM connector and NC connector of each unused zone.

Continued on next page

9