Description
Overview of this HC-SR501 Human body PIR Sensor
Introducing Roboway HC-SR501 Human body PIR Sensor pyroelectric infrared motion sensor. This sensor detects infrared radiation emitted by the human body & make it ideal for motion sensing device.
With its pyroelectric infrared technology, the HC-SR501 PIR Sensor provide accurate and correct motion detection. It operate by detecting change in infrared radiation within its detection range & trigger an output signal when motion is detected.
Compact and easy to use, the HC-SR501 PIR Pyroelectric Infrared Motion Sensor is widely used in security systems, lighting control, and automation projects. Its adjustable sensitivity and delay time settings offer flexibility for various applications, making it a popular choice among hobbyists and professionals alike.
Features
- Passive Infrared Technology: The HC-SR501 Motion Sensor utilizes passive infrared technology for motion detection. It detects changes in infrared radiation emitted by human bodies, triggering motion events.
- Wide Sensing Range: With a sensing range of up to several meters, it covers a broad area. This wide coverage makes it suitable for various security and automation applications.
- Adjustable Sensitivity: The sensor features adjustable sensitivity via the onboard potentiometer. Users can fine-tune sensitivity to suit specific application requirements and environments.
- Adjustable Delay Time: It offers adjustable delay time settings, allowing users to customize the output duration. This flexibility ensures precise control over the sensor’s response time after detecting motion.
- Easy Installation: With simple wiring and compact size, it is easy to install in various locations. This user-friendly design streamlines integration into security systems, lighting control, and more.
- Low Power Consumption: Operating on low power, it minimizes energy usage during standby and operation. This feature is advantageous for battery-powered applications, extending device runtime.
- Versatile Applications: Suitable for a wide range of applications including security systems, lighting automation, and smart home devices. Its versatility and reliability make it a popular choice for motion sensing projects.
Specification
| Specification | Description |
|---|---|
| Operating Voltage Range | 4.5V – 20V |
| Operating Current | <50μA |
| Trigger Method | L: Non-repeatable trigger; H: Repeatable trigger |
| Delay Time Adjust | 0.3 seconds to 300 seconds |
| Sensing Angle | < 120° |
| Sensing Distance | 3 meters to 7 meters |
| Sensitivity Adjustment | Potentiometer |
| Operating Temperature Range | -15°C to 70°C |
| Output Signal | Digital output (High/Low) |
| PCB Dimensions | 32mm x 24mm |
| Lens Dimensions | 23mm x 24mm |
| Lens Material | Fresnel lens |
| Trigger Input Signal | Low: 0V, High: 3.3V – 20V |
| Operating Humidity | 5% – 95% |
| Detection Method | Passive infrared detection |
| SKU | RW-49 |
