PIR Motion Sensor HC-SR501

The HC-SR501 Passive Infrared (PIR) Motion Sensor is a popular and highly reliable device designed to detect motion by measuring changes in infrared radiation levels. This sensor is ideal for various applications, including security systems, automation projects, and lighting control. The HC-SR501 is user-friendly and highly customizable, featuring adjustable sensitivity and delay time, which makes it suitable for a wide range of projects.

Key Features

• Motion Detection: Detects motion by sensing changes in infrared radiation, making it ideal for security and automation applications.
• Adjustable Sensitivity: Allows for fine-tuning the detection range (typically 3 meters to 7 meters), enabling precise control over how the sensor responds to movement.
• Adjustable Delay Time: The delay time (the time the output remains high after motion is detected) can be adjusted from approximately 5 seconds to 5 minutes.
• Wide Operating Voltage: Operates on a 5V to 20V DC power supply, providing flexibility in power options.
• Compact Design: Small and lightweight, making it easy to integrate into various projects and enclosures.
• Low Power Consumption: Consumes very little power in standby mode, making it suitable for battery-powered applications.
• High Reliability: Designed for stable and consistent performance in various environmental conditions.
• Output: Provides a digital high (3.3V) signal when motion is detected, making it easy to interface with microcontrollers like Arduino, Raspberry Pi, and other platforms.

Specifications

• Operating Voltage: 5V to 20V DC
• Current Consumption: ≤ 50µA (in standby)
• Detection Range: 3 meters to 7 meters (adjustable)
• Detection Angle: 110° cone
• Output Level: High (3.3V) when motion is detected
• Trigger Mode: Repeatable and non-repeatable trigger modes
• Delay Time: Adjustable from 5 seconds to 5 minutes
• Dimensions: Approximately 32mm x 24mm x 24mm
• Operating Temperature: -15°C to +70°C
• Lens: Fresnel lens for wide-angle detection

Applications

• Security Systems: Ideal for motion detection in home and commercial security systems, triggering alarms or alerts when motion is detected.
• Lighting Control: Used in automated lighting systems to turn lights on when motion is detected and off after a certain period of inactivity.
• Home Automation: Integrates easily into smart home systems for controlling various devices based on motion detection, such as fans, cameras, or appliances.
• Energy Conservation: Helps reduce energy consumption by automating lighting and other devices based on occupancy.
• Robotics: Useful in robotics for detecting obstacles or initiating actions when motion is detected.
• Interactive Projects: Great for interactive installations or projects where detecting human presence is necessary.

Benefits

• Easy to Use: Simple to connect and configure with minimal setup required, making it accessible even for beginners.
• Customizable: Adjustable sensitivity and delay time allow you to tailor the sensor’s behavior to your specific needs.
• Reliable Detection: High accuracy and reliability in motion detection ensure consistent performance in various applications.
• Versatile: Suitable for a wide range of applications, from security systems to home automation, providing flexibility in use.
• Low Power Consumption: Efficient power usage makes it suitable for battery-powered applications, extending battery life.

Why Choose the PIR Motion Sensor HC-SR501?

The PIR Motion Sensor HC-SR501 is a versatile and reliable solution for motion detection in various applications. Whether you’re building a security system, automating your home, or creating an interactive project, this sensor offers the accuracy, flexibility, and ease of use you need. Its adjustable settings allow you to customize its performance, ensuring it meets the specific requirements of your project.

Order your PIR Motion Sensor HC-SR501 today and add reliable motion detection to your projects with ease and confidence!

Package Includes:

• 1 x PIR Motion Sensor HC-SR501