PIR sensor/Motion Detector Sensor (HC-SR501)



  • Current Drain: <60uA
  • Detection Angle: <140°
  • Detection Distance: 3 to 7m
  • Blockade time: 2.5s (Default)
  •  Work temperature: -20-+80°C
  • Voltage supply: 4.5V to 20V
  • output: 0 to 3.3V

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The PIR Motion Sensor Detector Module HC SR501 allows you to sense motion. It is almost always used to detect the motion of a human body within the sensor’s range. It is often referred to using “PIR”, “Pyroelectric”, “Passive Infrared” and “IR Motion” sensor.

The module has an onboard pyroelectric sensor, conditioning circuitry, and a dome-shaped Fresnel lens. It has a delay time adjustment Potentiometer and sensitivity adjustment Potentiometer.


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