HCSR04 Ultrasonic Sensor Module

Description

This is the HC-SR04 ultrasonic distance sensor. It works on the principle of the ultrasonic wave. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. The module itself acts as a transmitter and receiver. It is mostly used in applications like Automatic car parking system, Distance measurement and Object detection.

Specifications:

• Operating voltage: +5V
• Theoretical  Measuring Distance: 2cm to 450cm
• Practical Measuring Distance based on surface: 2cm to 80cm
• Accuracy: 3mm
• Measuring angle covered: <15°
• Operating Current: <15mA
• Operating Frequency: 40Hz

Pin Details:

VCC – Power Supply

Trig – Trigger (Transmit ultrasonic waves)

Echo – Echo (Receives the transmitted ultrasonic waves)

GND – Ground

Package Includes:

1 x HCSR04 Ultrasonic Sensor Module