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I have a passive infrared (PIR) motion detector installed in our backyard to detect movement at night. However, I notice that the detector occasionally fails to trigger when someone walks by, and other times it activates for no reason, possibly due to small animals or passing cars.
Answers ( 2 )
Try adjusting the sensitivity dial on your detector. Gradually decrease the sensitivity to minimize false triggers from small animals or distant objects, but make sure it still detects human movement.
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