Ultrasonic Water Level Meter, BQ-ULM


#Ultrasonic Water Level Meter, BQ-ULM

BOQU Ultrasonic level Meter adopts advantages of various many level measuring instruments, is a universal one characterized by total digitalized and humanized design. It has perfect level monitoring, data transmission and man-machine communication. This ultrasonic level meter is with strong anti-interference performance; free setting of upper and lower limits and online output regulation, on-site indication, optional analog, switching value, and RS485 output and easy connection with main unit. The cover, made of waterproof engineering plastics, is small and firm with ABS probe. Therefore, it is applicable for various fields concerning level measuring and monitoring. According to the practical situation, it also can add other modules, such as RS 485, current output; it can be match with PLC better.


Measuring range 5,8,10,12,15m
Blind zone <0.3-0.5m(different for range)
Precision 0.3%
Resolution 1mm
Frequency 20~350KHz
Instrument display LED or LCD
Output 4~20mA RL>600Ω(standard),1~5V\1~10V
Communication RS485 Modbus RTU
Power supply 12-24VDC;consumption:<1.5W
Relay 2 relays (AC: 5A 250V DC: 10A 24V)
Dimension Φ92mm×198mm×M60
Connection Electrical interface:M20X1.5,Installation:M60X2 or ¢61MM
Environment temperature -20℃ ~ +60℃
Protection grade IP65



BQOU ultrasonic level meter has Backup and recovery parameter set

Stable and reliable

We select high quality module starting from the power part of circuit design, procurement of key components of high stability and reliability of the device selected.


This ultrasonic level meter can measure measure air space or liquid level

High precision

Level resolution is 1mm,against various kinds of interference waves.

Low failure rate,easy to install and maintain

The instrument is not direct contract with the liquid,so has a lower failure rate.Offers a variety of installation,users can calibrate through the manual.


Protection grade : IP65 and customized for IP68;All input and output lines are with lightning and against short circuit protection.