Published by xia, CrystalApr 04,2019

Six Advantages of Infrared Radiation In Infrared Radiatio...

The infrared radiation detectors consists of an active infrared transmitter and a passive infrare...

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Published by xia, CrystalDec 26,2018

The working principle and function of infrared alarm sensor

Infrared?alarm sensor are widely used in various security industries and home security, and are i...

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Published by xia, CrystalOct 30,2018

Infrared alarm principle, function and installation method

The infrared alarm can detect the infrared rays emitted by the human body, and is composed of an ...

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