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In addition to the PIR trigger, the unit has an additional alarm input that can be used to trigger a secondary message. This is ideal for a door contact, push button, break beam, a secondary PIR in fact any closing contact even the output from a DVR or NVR such as the Zip range.

 

For example a shopkeeper might use a push button to “activate” the playing of message 2 when a group of school children enter updating the message to

“Only 2 school children in the store at any one time, CCTV is in operation”

 

QUERY SUPPLIER MANUAL– Low pulse, low active, low pulse interruptable, low level continuous loop playback.