Burglar Alarm Wireless
What are wireless burglar alarms? by Alastair Morgan
Burglar alarms are designed to keep your home protected against intruders. They are a visual deterrent to a potential burglar and, should the alarm get triggered by an intruder, a very loud siren is activated to warn neighbours and passers-by that a break in to the property has occurred.
Burglar alarms usually consist of 4 main components;
Siren box: This is located on the outside wall of a property usually near the roofline
Control panel: This is what controls the alarm. It usually has a set of numbers like you would find on a telephone on the face of it. You can programme a secret code (usually four numbers) into the alarm which you use to arm and disarm the alarm system. This is usually located somewhere near the entrance of the property. Some control panels will even ring your mobile to alert you should the alarm get triggered!
PIR sensor: A PIR (Passive Infra Red) sensor detects motion. When the alarm is
