Its tasks include reading the solar panel and battery voltages, and PIR output. When movement is detected by the sensor, it activates a clever little latching power circuit to power on the ESP01 ...

Figure 1 shows a way to control a light (or other 120-V ac appliance) with a passive-infrared (PIR) alarm sensor. The original concept was to turn a closet or shop light on whenever ...

Four interchangeable lenses Adjustable mounting bracket 100% digital PIR detection . ... making the product suitable for high-mount and low-mount lighting control applications. ... reversible hot and ...

Optex VXI-ST is a passive infrared dual technology detector with 12m wide angle twin sensor PIR device, advanced SMDA target recognition detection circuit, 5x adjustable detection ranges, 5x detection ...

PIR Detectors: Yes ... A special built-in photocell and light level control can be activated to limit operation to periods of darkness only. It features rugged construction with integral swivel ...