HC-SR501 PIR Motion Sensor

Overview

HC-SR501 is a passive infrared motion sensor module designed to detect movement of people and other warm objects.

Key Highlights

• 3–7 m adjustable detection distance with <140° detection angle
• Ultra-low current drain (<60 µA) with 4.5–20 V DC wide supply voltage
• 2.5 s default blockade/delay time
• Operating temperature range from −20°C to +80°C