door position switches

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A Chexit device could arm when the door is open but door may not close to secure the door unless a Door Position Switch (DPS) is connected to the device then the device goes into alarm after rearm ...
-On the AD series offline locks only you can change the lock function from Classroom/Storeroom to a Privacy, office or apartment function out in the field. - This is done via the HHD/SUS using...
A Door Position Switch is a switch and magnet mounted on the door and frame that monitors the door status. If door is held open beyond rearm time or if door is forced open, alarm wil...