The SRF04 Ultra Sonic Ranger Module is a high quality ultra sonic range finder, which can easily be connected to many microcontroller's to measure/detect the presence of obstacles.
Using a 5V supply and drawing from 30mA typical. to 50mA max. The SRF04 can be connected directly to many micros without the need for a separate power supply.
Product Code: SRF04
SRF04 Sensor Only
Product Code: SRF04+B
SRF04 + Mounting Hardware Kit
For connection details and programming examples click on the appropriate link below:
OOPic
BasicX-24
Basic Atom
Brainstem
Specification
Voltage - 5v only required
Current - 30mA Typical. 50mA Max.
Frequency - 40KHz
Max Range - 3 m
Min Range - 3 cm
Sensitivity - Detect 3cm diameter broom handle at > 2 m
Input Trigger - 10uS Min. TTL level pulse
Echo Pulse - Positive TTL level signal, width proportional to range
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