Ultrasonic Liquid Level Sensor

1) FDA, CE certificate
2) Widely used
3) IO level
4) High reliability
5) IP rating IP65
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Product Details

Ultrasonic liquid level sensor


Ultrasonic liquid level sensor combines three functions of non-contact switch, controller and transmitter. It is widely used in various atmospheric storage tanks, process tanks, small tanks and small containers, pump lifting stations, wastewater storage tanks, etc.


Power Supply: DC 4.5V-5.5V

Frequency: 40kHz

Communication: IO Level

Measuring Range: 5cm – 0.8m

Measuring Accuracy: 4mm

Working principle

As shown in FIG. 3 below, the ultrasonic sensor Tx transmits ultrasonic waves——reflected after encountering an obstacle——received by the ultrasonic sensor Rx——calculates the distance d of the obstacle according to Time-Of-Flight (TOF):


Outline Drawing

Recommended Installation





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