The HC-SR501 PIR Motion Sensor provides reliable passive infrared motion detection suited for automation and security applications. It identifies human movement by sensing changes in infrared radiation within its field of view, offering a balance of sensitivity and stability that minimizes false triggers while maintaining fast response times.
Adjustable detection range up to 7 meters.
Wide detection angle of approximately 120 degrees.
Variable delay time from 0.3 to 18 seconds.
Operating voltage between 5V and 20V.
Low power consumption for battery-powered or energy-conscious setups.
Its modular design simplifies installation and adaptation across different projects, making the HC-SR501 a practical option for developers, hobbyists, and integrators. Equipped with a pyro-electric sensor and built-in signal processing, the unit enhances detection accuracy and noise immunity, and its adjustable parameters allow fine-tuning to match environmental conditions.
The sensor delivers consistent performance in both indoor and sheltered outdoor settings, prioritizing dependable operation and energy efficiency for modern smart systems.