Ultrasonic Range Sensor

Introduction

SRF04 ultrasonic distance sensor provides non-contact distance sensing function in the range of 3cm ~ 400cm with accuracy up to 0.3mm. This module has a stable performance, high distance measurement accuracy, and compact-size, and it’s simple and easy to use.

Specfication

Product Model	SRF-04
Operational Voltage	DC 5V
Static Current	2mA
Working Frequency	40Hz
Distance Measurement Range	3cm – 400cm
Measurement Angle	15°
Measurement Accuracy	0.3mm
Output Voltage	H – 5V L – 0V