Alarm Input

 

 

Door closed

 

Door open

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alarm 1 + GND / Alarm 2 + GND / Alarm 3 + GND / Alarm 4 + GND

The Alarm Signal type depends upon the Alarm Sensor polarity defined as NO (Normal Open) or NC (Normal Close).

Alarm Output:

Relay: NO + COM or NC + COM

Relay: NO (Normal open)

Alarm trigger

Relay: NC (Normal Close)

NO

COM

 

NC

COM

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Speco Technologies EZVR4 user manual Alarm Input, Alarm Output