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Trouble-shooting
Trouble Phenomenon
Trouble Reason
Solution
The level meter does not display
Power supply error.
Wiring error.
Instrument water, corrosion of the corridor line
Check the power supply and the current output
Check the wiring.
Return to factory maintenance
The meter is display but it does not work
Or sometimes impossible to measure
The sensor doesn’t aim at the liquid or the material.
The surface has great fluctuations or large volatile liquid
Liquid surface with lots of foam.
The container is empty and the bottom is not flat.
Over the range.
Adjust the sensor and aim at the material.
Add a tube to the container or switch to a larger
range of level meter
Add a tube to the container or use radar level meter
Use instrument with a lager range.
Use instrument with a lager range.
The instrument shows unstable or the
measured value has a great deviation.
The level enters the blanking distance.
There is strong electromagnetic interference
There is Obstruction of the ultrasonic wave.
Increase the installation height of the instrument. or
prevent the level too high.
Increase shielding to the instrument.
Change the installation site or using a plastic tube.
