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Product Description
speed pass door adopts infrared grating sensor installed in hidden way. There are 3 DIRAS sensor distribution belts on the side of the channel side speed opening door, each light belt area is composed of 8 groups of infrared detectors, and the installation position of infrared sensor is about the same as the height of adult waist. A total of 45 infrared light columns (24 direct infrared light columns and 21 diagonal light columns) are included to form a monitoring matrix to control each pass.
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