Passive Infrared Motion Sensor (PIR) HC-SR501
PIR Sensor Features:
Wide range on input voltage varying from 4.V to 12V (+5V recommended)
Output voltage is High/Low (3.3V TTL)
Can distinguish between object movement and human movement
Has to operating modes – Repeatable(H) and Non- Repeatable(H)
Cover distance of about 120° and 7 meters
Low power consumption of 65mA
Operating temperature from -20° to +80° Celsius
Dimension 32*24 mm, distance between screw 28mm, M2, Lens dimension in diameter: 23mm
Time Delay Adjust Sets how long the output remains high after detecting motion…. Anywhere from 5 seconds to 5 minutes.
Sensitivity Adjust Sets the detection range…. from 3 meters to 7 meters
Trigger Selection Jumper Set for single or repeatable triggers.
Ground pin Ground input
Output Pin Low when no motion is detected.. High when motion is detected. High is 3.3V
Power Pin 5 to 20 VDC Supply input