Passive Infrared Sensor Diagram Wiring Devices. The passive infrared sensors consist of three pins as indicated in the diagram shown above. Note that we removed the lens assembly in the second image.
Commands are transmitted up to 60 feet over the low interference 434mhz band to associated clear connect enabled devices that automatically turn lights off and other non essential loads. Dsp with passive infrared pir technology to maximize sensitivity to the movement of heat emitted from people occupying a space. No electrical wiring needed makes this the perfect choice for garages sheds or any location not supplied with power.
As it is clear from its name that pir is an electronic device or sensor used to measure the infrared energy emitted by animals and human beings.
Bookmark file pdf motion sensor light switch wiring diagram wiring sensor. Passive infrared sensor pir is very useful module used to build many kinds of security alarm systems and motion detectors. Aug 18 2014 introducing the pir motion sensor. A passive infrared pir sensor recognizes infrared light emitted from nearby objects.