HC-SR501 PIR Motion Sensor

The PIR (Passive Infrared) Motion Sensor is a reliable and efficient sensor used to detect motion by measuring changes in infrared radiation levels emitted by surrounding objects. It is widely used in security systems, automatic lighting controls, and other applications requiring motion detection. The sensor is designed to detect human movement and can trigger alarms, lights, or other systems in response to detected motion. Key Features:

• Type: Passive Infrared (PIR) motion sensor
• Detection Range: Up to 7 meters
• Detection Angle: 120 degrees
• Output: Digital high/low signal
• Operating Voltage: 5V to 20V
• Adjustable Sensitivity: Allows customization of detection range
• Adjustable Time Delay: Configurable delay before resetting
• Compact Design: Small and easy to integrate into various systems

Technical Specifications:

• Operating Voltage: 5V to 20V
• Current Consumption: < 60µA
• Output Type: Digital (high/low)
• Detection Range: Up to 7 meters
• Detection Angle: 120 degrees
• Trigger Time: Adjustable from 5 seconds to 5 minutes
• Operating Temperature Range: -20°C to +50°C
• Dimensions: 32mm x 24mm

Applications:

• Security Systems: Use in burglar alarms and surveillance systems.
• Automatic Lighting: Control lights in homes, offices, and public spaces.
• Energy Saving: Automate lighting and devices to save energy.
• Consumer Electronics: Motion-activated gadgets and appliances.
• Industrial Automation: Detect movement in industrial processes and machinery.

Usage:

1. Installation: Mount the PIR sensor at the desired location, ensuring a clear line of sight for detection.
2. Power Supply: Connect the sensor to a power source within the operating voltage range.
3. Output Connection: Connect the output pin to the desired control circuit or microcontroller.
4. Adjustment: Use the sensitivity and time delay adjustments to fine-tune the sensor's performance.

Caution:

• Environmental Factors: Avoid placing the sensor near heat sources or in direct sunlight to prevent false triggering.
• Proper Wiring: Ensure correct wiring to avoid damage to the sensor and connected devices.

Datasheet: For detailed technical specifications, refer to the PIR Motion Sensor Datasheet.