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.

CAMBRIDGE, UK — The IRS-B210ST01-R1 pyroelectric infrared (PIR) sensor is what manufacturer Murata claims to be the world's smallest at just 5.0×4.7×2.4mm, enabling the sensor to be used in compact, ...

New thin film pyroelectric sensors, fast switching IR sources and suitable gas cell design enable new levels of ppm detection levels. Tighter legislation on environmental polutants and a public desire ...

Pyreos, the Edinburgh-headquartered maker of thin-film infrared sensors, is to develop a new and more sensitive generation of the pyroelectric devices, thanks to a near-£1 million research project ...

Hoofddorp, Netherlands: The latest version of Murata's pyroelectric infrared (PIR) sensor is claimed by the company to be the world's smallest at 5.0 x 4.7 x 2.4 mm, enabling the sensor to be used in ...