SRF04

SRF04 Ultrasonic Sensor

£17.16 £14.30

The SRF04 Ultra Sonic Ranger Module is a high quality ultra sonic range finder for measuring distances between 3cm and 3m.

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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.

  • 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
  • Small Size - 43mm x 20mm x 17mm height