Non-Contacting Radar Level Transmitter Working Principle
The radar levels TX have some problems when measure oil or lube, due the the low DK of the liquid, and when the level liquid is low, on those cases the Echo profile will show two peaks, one weak, which is the reflect of the liquid, and one more strong, which is from the floor, but because a delay of the back signal the measure is higher than really should be, …
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