PIR Sensor HC-SR501 – PIR Motion Sensor

The PIR Sensor HC-SR501 auto-senses light for various applications (in house, basement, outdoor, warehouse, garage, etc,) for ventilator control, alarm, etc. Automatic infrared detection (LHI778 probe design) Output goes high when objects enter the sensing range, and automatically returns to low when object leaves.

Specification

• Current drain:<60uA
• Voltage Output: High/Low level signal: 3.3V TTL output
• Detection distance: 3-7M (can be adjusted)
• Detection range: < 120°
• Delay time: 5-200S (can be adjusted, default 5s +-3%)
• Trigger: Non-repeatable trigger H: Repeat Trigger (default)
• Trigger Method: L unrepeatable trigger / H repeatable trigger