special hardware can be installed that enables panic door hardware release when the alarm system is off, but does not allow free entry. If a magnetic lock is used in the access control system ...

All the wireless alarm systems they examined rely on radio frequency signals sent between door and window sensors to a control system that triggers an alarm when any of these entryways are breached.

sophisticated detector technology, intrusion and access control systems are found in commercial, industrial, institutional and residential applications around the world. For more information ...