The presented schematic shows how to build a simple PIR motion sensor. PIR sensors allow motion sensing, it is almost always used to detect whether someone has moved in or out of the sensors range.

IR-8 from Climax from the passive infrared motion detector is a microprocessor controlled PIR Detector. Its advanced digitalized adaptive signal processor algorithm enables the PIR detector to ...

The Passive Infrared Sensor Market is estimated to be valued at USD 0.8 billion in 2025 and is projected to reach USD 3.3 billion by 2035, registering a compound annual growth rate (CAGR) of 15.0% ...