PIR Motion Sensor Detector Module HC-SR501 is a versatile pyroelectric infrared sensor module adept at sensing motion through changes in infrared radiation. Perfectly suitable for various user applications, such as burglar alarms or motion-activated lighting, this pir sensor provides a simple yet effective solution for detecting human presence. The passive infrared sensor, often referred to as a pir detector, includes onboard conditioning circuitry and a Fresnel lens, ensuring sensitive and accurate motion detection. As a highly preferred passive infrared detector, it reliably integrates into security projects.
Key Features - PIR Motion Sensor
- Wide Working Voltage Range: DC 4.5V-20V
- Current Drain: <50µA
- The pir motion detector module offers a Detection Angle of <120°
- Detection Distance: Adjustable from 3 to 7 meters
- Delay Time: Adjustable from 5 to 300s
- Onboard Potentiometers for Adjusting Sensitivity and Delay, enhancing the passive infrared motion sensor usability
- Compatible with Multiple Platforms like ARDUINO, RASPBERRY PI, making pir sensor arduino integrations seamless
- The sensor includes Control Circuitry and Dual Element Sensor technologies
- Re-triggering and non-retriggering jumper selectable
- Low-power design suitable for battery-operated applications, perfect as a passive infrared pir
Applications
The passive infrared motion detector enhances security system functionalities by detecting unauthorized movement with precision. Its ability to integrate into automatic lighting systems ensures lights only activate upon motion detection, benefiting from the passive infrared pir motion sensor's accuracy. The pir motion sensor module is ideal for visitor presence notifications or pet monitoring systems, ensuring efficient performance in various contexts. The adjustable features of the passive infrared pir sensor make it customizable for any project requirements.
Technical Specifications
| Product Specification |
Value |
| Item Type |
Sensor |
| Model Type |
Motion Sensor Module |
| Model No. |
HC SR501 |
| Operating Voltage (V) |
4.5 to 20 |
| Avg. Current Used (mA) |
0.05 |
| Distance Measure (cm) |
300 ~ 700 |
| Output Type |
(High/ Low-level Signal) 3.3V TTL output ensures compatibility with various devices using pir arduino projects |
| Dimensions (L x W x H) mm |
32 x 24 x 18 |
| Weight (g) |
10 |
| Operating Temperature (°C) |
-15 to 70 enhances hc sr501 pir motion detector versatility across environments |
| Detection Angle |
<120° |
| Delay Time |
5 to 300s (Can be Adjusted, Default 5s +/- 3%) |
How to Use
To effectively utilize the pir motion sensor module, connect the VCC (Power), GND (Ground), and OUT (Output) pins to your microcontroller. Adjust the potentiometers tailored for the passive infrared pir to set desired sensitivity and delay time. Ideal positioning is crucial for the pir movement sensor, ensuring an unobstructed detection area for optimal performance. Follow online guides for effortless integration with Arduino boards, ensuring the pir sensor arduino setup functions correctly.
Package Includes
- 1 x PIR Motion Sensor Detector Module HC SR501
Additional Resources
Download Datasheet
