When a person walks past the sensor, it detects a rapid change of infrared energy and sends a signal. PIR sensors are used for applications such as automatically turning on lights when someone ...
They’re readily available and easy to play with, they work with open source hubs ... a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ultrasonic welded case ...
Available as: Model COV Clock - camera in working clock, c/w din connector. Model COV PIR- camera mounted in working PIR detector for mono witness systems. Model COV PIR/C for colour witness systems.
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