The circuit employs the functions of reed switches to produce a gate alarm that is powered by a universal AC/DC power supply. The circuit employs the functions of reed switches to produce a gate alarm ...
With a visually appealing and functional design, SDC door prop alarms are compatible with all access control systems but can also function as a stand-alone solution. Now you can condition access ...
Designed to meet a variety of door security needs, the ES4200 door management alarm combines the functionality of a door prop alarm and exit alarm. The ES4200 includes the best functions of DSI alarm ...