Tuesday, February 14, 2017

HC- SR501 pasive infra red sensor ( motion sensor )

A sensor used to detect infrared waves generated by the movement of the human body. These sensors can be connected directly to a microcontroller and is usually used as an anti-theft alarm, doorbell, automatic switch, and so forth.

Specification:
- Working voltage: 4.5V - 20V
- Workflow: 60 uA
- Distance Detection: 3 - 7m
- Dimensions: 33 x 25 x 27 mm
- Pause: 0.5 - 200 seconds
- The working temperature: -15 ° C - 70 ° C
- Weight: 3 gr