Alarm installation for break-ins/burglaries has an alarm device and a remote control part for switching the alarm device between acute and non-acute

摘要

An alarm device (2) has two acute settings adjusted by first (3.1) and second (3.2) radio remote controls (RRC) to indicate whether an occupant is present or absent. A control device (20) has a radio transmitter (RT) along with a radio receiver (RR). The RRC has an RR along with an RT to acknowledge operating status to the RRC.