HC-SR04 Ultrasonic Sensor

The HC-SR04 Ultrasonic Sensor is a highly reliable and easy-to-use distance measuring module that uses ultrasonic waves to measure distances from an object. Perfect for applications such as robotics, automation, object detection, and more, this sensor is an excellent choice for hobbyists, engineers, and makers looking to integrate distance sensing into their projects. It provides accurate, real-time distance measurements with a simple interface, making it ideal for Arduino, Raspberry Pi, and other microcontroller-based systems.

Key Features:

• Ultrasonic Technology: Uses high-frequency sound waves to measure distances with precision, ranging from 2 cm to 4 meters (80 inches).

• High Accuracy: Provides precise distance measurement with an accuracy of around 3mm, perfect for a wide range of applications.

• Simple Interface: The sensor has only 4 pins (VCC, GND, Trig, Echo), making it easy to connect and use with most microcontrollers such as Arduino, Raspberry Pi, and ESP32.

• Wide Measurement Range: Can measure distances from 2 cm to 4 meters, making it versatile for a variety of indoor and outdoor applications.

• Low Power Consumption: Designed to be energy-efficient, ideal for long-running or battery-operated systems.

• Compact and Lightweight: Small form factor makes it easy to integrate into any project or design without taking up much space.

• Real-Time Distance Measurement: Outputs distance measurements in real-time with minimal delay, ensuring accurate readings for dynamic environments.

Applications:

• Robotics: Widely used in robotics for obstacle detection, distance sensing, and automated navigation systems.

• Automation Systems: Ideal for use in automated systems for object tracking, inventory management, or even parking sensors.

• Distance Measurement: Perfect for DIY projects where precise distance measurement is necessary, such as in water level monitoring or environmental sensing.

• Security Systems: Can be used in security systems for monitoring object movement or creating proximity alarms.

• Vehicle Detection Systems: Used in smart vehicle systems for parking assistance or distance tracking.

Specifications:

• Operating Voltage: 5V DC (standard for most microcontrollers)

• Current Consumption: Typically 15mA (low power consumption)

• Measuring Range: 2 cm to 4 meters (80 inches)

• Accuracy: ±3mm (high precision)

• Output Type: Digital (Trigger and Echo pins)

• Trigger Pin: Initiates measurement by sending an ultrasonic pulse

• Echo Pin: Receives the reflected ultrasonic pulse and calculates the distance based on the time taken

• Operating Frequency: 40 kHz (ultrasonic sound frequency)

• Interface: 4 pins (VCC, GND, Trig, Echo)

• Size: 45mm x 20mm x 15mm (compact and lightweight)

Why Choose the HC-SR04 Ultrasonic Sensor?

• Easy to Use: Simple to set up with just a few connections to your microcontroller.

• Accurate and Reliable: Offers precise distance measurement with minimal error, perfect for a wide range of applications.

• Affordable: Cost-effective sensor with excellent performance, ideal for hobbyists and professionals alike.

• Versatile: Can be used in various projects such as robotics, automation, security systems, and more.

• Low Power: Energy-efficient design for long-lasting and battery-operated projects.

Package Includes:

• 1x HC-SR04 Ultrasonic Sensor Module