
The SRF04 is an ultrasonic ranger with simplified interface. A short trigger pulse provides an echo pulse and the controller has to time the length of the output pulse to find the range.
Specifications:
Interface:
The input Trigger is a 10uS Min. TTL level pulse
Echo Pulse is Positive TTL level signal, with the width proportional to the object range.
More information in the product support page.
* Note: Product may not be exactly as shown in image. Contact us for more information.
The SRF04 is an ultrasonic ranger with simplified interface. A short trigger pulse provides an echo pulse and the controller has to time the length of the output pulse to find the range.