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Ultrasonic ranging module HC - SR04 provides 2cm - 400cm non-contact measurement function, the ranging accuracy can reach to 3mm. The modules includes ultrasonic transmitters, receiver and control circuit. The basic principle of work:
- Using IO trigger for at least 10us high level signal,
- The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back.
- IF the signal back, through high level , time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level time×velocity of sound (340M/S) /2
TECHNICAL SPECS:
power supply :5V DC
quiescent current : <2mA
effectual angle: <15°
ranging distance : 2cm – 500 cm
resolution : 0.3 cm
DIMENSIONS:
BUseful Links:oard Size: 2.0 x 4.3 x 1.5cm
Weight: 15.00g
VISIT OUR WEBSITE: www.lightbulb-electronics.com
Feel free to contact us via our email - [email protected].
Our contact numbers are (045)2860086 and 09198762380 (Smart)
This seller has been a member since: Nov. 21, 2015
Member Location:
Total Classifieds: 10
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