[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in security floodlights and automatic doors, in creative hands these sensors ...

Connelly Springs, NC (January 16, 2017) — ELK Products, Inc., a manufacturer of professional security and automation solutions, has partnered with Optex, Inc., a global provider of passive and active ...

Motion detection has become an essential ingredient in traditional electronic security and now it is being utilized in access control and video surveillance systems. With more applications and so many ...

Working Voltage:DC 2.7V-12V;Max Static current:1mA;delay time: 2S;Blockade time: 2S;Sensor angle:100 Degree;Sensor distance: 3-5m. Repeatable Trigger Mode:When people enters the sensing range, the ...

Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

Unlike infrared optical sensors that use an LED transmitter and IR receiver, the PIR emits nothing. As its “passive” name suggests, it responds only to infrared energy radiated by the object being ...

PIR Motion Detectors have been present for a considerable time in building, home alarm and monitoring systems markets. A PIR Motion Detector predominantly converts a microwave signal, infra-red light ...

Optex SIP-4010-IP outdoor, middle-range, IP infrared sensor Optex SIP-404-IP outdoor, middle-range, IP infrared sensor Optex SIP-4010-IP-BOX outdoor, middle-range, IP ...

Smart Sensor Mode & Constant Light Mode:It applies photosensitive sensor + infrared perspective dual intelligent sense mechanism.Switch the button to the right to turn on the sensor mode,it turns on ...