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Contact SupplierPyroelectric Infrared Radial Sensor PIR - D204B
The pyroelectric infrared sensor detects infrared radiation on the basis of the characteristics that the polarization of pyroelectric material changes with temperature.The operating stability of the sensor is greatly improved. The pyroelectric infrared sensor detects infrared radiation on the basis of the characteristics that the self-polarization of pyroelectric material changes with temperature.
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