Wired Burglar Alarm

The burglar alarm consists of two pieces of magnetic contact one of the pieces consists of magnet and another piece acts as a relay, when the magnetic piece approches the relay the circuit gets closed.

Wired burglar alarm is the best , mentor seurio is more interested in wired burglar alarm than wire less burglar alarm because of its cost and maintenance . The components of burglar alarm are its main panel, magnetic door contact , Passive Infrared Detector,Magnetic Door Contact