How to install PIR and Door Contact for home security

How to install PIR and Door Contact for home security

Infrared detector is popular motion sensor. The PIR is used for security protection of bed rooms, living room, balcony etc. It is installed with bracket for angle adjustment. The detection area may be horizontal 110 degree, thickness 65 degree of fan-shaped area. Can you install the PIR according to the instruction manual? Below we will make clearer steps for guidance. […]

7 causes for false alarm of fire detectors

7 causes for false alarm of fire detectors

Smoke detector, gas detector, heat detector, CO detector and compound detectors are used in fire alarm system. But false alarm caused by these detectors also led to serious loss. The worst is, false alarm in return caused misunderstanding of fire alarm system and people stop using it. People will remove the battery and not install it again if false alarm […]

PIR Passive Infrared Detector installing notice

PIR Passive Infrared Detector installing notice

Passive infrared detector PIR is a type of weak signal detection equipment. There are some notices for attention when install it. For example, the installing height and sensitivity are two key points for attention. There are three steps to prepare and install a PIR detector. Step 1: Well understand the performance characteristics of the PIR detector. Step 2: Correctly determine […]

Automatic fire alarm system terms of manual and automatic control

Automatic fire alarm system terms of manual and automatic control

On the fire regulation, there are some equipment should be automatically controlled by fire alarm control center. They are fire pump, smoke exhausting fan, fire proof door and fire curtain. The fire pump and smoke exhausting fan can not only be automatically controlled by fire alarm control center, but also be directly controlled manually at spot. Manual control buttons should […]

Is Burglar Alarm System useless?

Is Burglar Alarm System useless?

A survey of housing safety said burglar alarm system is useless. A good lock and scheduled house lighting is more important for home security. Is that right? Will theft pass a well locked and light house without thinking it is occupied or empty?How can a burglar alarm system well prevent burglary and stop crime? Actually, there are many functions of […]

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