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HC-SR04 Ultrasonic Ranging Module

$7.95





Great for avoiding obstacles like walls and furniture. Simple to connect to any micro. There are Arduino libraries ready to go. You simply pulse the trigger and time the return pulse. There is some simple math to convert that return pulse to actual distance.

Inches = microseconds / 74 / 2
Centimeters = microseconds / 29 / 2

Specifics:
  • 5V DC @ 2mA
  • 5V Logic levels
  • Distance 2cm-450cm
  • Precision 3mm
  • Sensor Angle < 15
  • Trigger 10us
  • Echo timed pulse = distance

Pinout
  1. VCC
  2. Trig
  3. Echo
  4. GND
  

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  • Model: HC-SR04
  • Shipping Weight: 0.125lbs
  • -10 Units in Stock


This product was added to our catalog on Friday 30 September, 2011.

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