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HC-SR501 PIR Infrared Motion Sensor Module for Arduino & Raspberry Pi
HC-SR501 PIR Infrared Motion Sensor Module for Arduino & Raspberry Pi
Regular price
HK$29.00
Regular price
Sale price
HK$29.00
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🌟 Product Highlights & Key Benefits
Introducing the highly sensitive HC-SR501 PIR Motion Sensor Module, the ideal component for your Arduino, Raspberry Pi, and microcontroller projects.
Built with advanced infrared technology and the LHI778 probe design, this module delivers high reliability, superb sensitivity, and an ultra-low voltage operation mode. It's perfect for automatically controlling lights, building security alerts, or creating smart, battery-operated devices.
💡 Key Features
- Wide Detection Range: Offers a 110-degree sensing area and detects human movement up to 7 meters away.
- Enhanced Sensitivity: Equipped with a specialized Fresnel Lens that efficiently focuses infrared radiation onto the sensor for improved accuracy.
- Energy Efficient: Features an ultra-low standby current (less than 50µA), making it exceptionally well-suited for battery-powered and portable self-controlled products.
- Flexible Trigger Modes: Easily switch between non-repeatable trigger (L) and repeatable trigger (H) modes using the onboard jumper cap.
- Customizable Settings: Includes adjustable potentiometers to fine-tune the sensor's sensitivity and the time delay (from 2.5 seconds up to 10 seconds).
- Broad Compatibility: A versatile electronic component ready for seamless integration with popular platforms like Arduino, Raspberry Pi, ESP8266, and more.
🛠️ Technical Specification
| Attribute | Detail | Notes |
| Model | HC-SR501 | |
| Operating Voltage | 5V DC | Standard microcontroller voltage |
| Standby Current | < 50µA | Ultra-low power consumption |
| Sensing Angle | 110 degrees | Wide-angle coverage |
| Trigger Distance | Up to 7 meters | Adjustable via potentiometer |
| Time Delay | 2.5 seconds (Standard) - 10 seconds | Adjustable via potentiometer |
| Blocking Period | 200 milliseconds | Ensures stability between detections |
| Trigger Modes | L (Single) / H (Repeat) | Selected via Jumper Cap |
| Operating Temperature | -15°C to +70°C | Wide operational range |
| Dimensions | 33 x 25 x 30 mm | Compact size for projects |
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