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Get to the Bottom of Level Limitations

Positioning the lowest tap for a measurement demands care

By Andrew Sloley, Contributing Editor
Jun 27, 2018

The most-common technologies for liquid level measurement use either a differential pressure reading or a displacer with a buoyant force to infer liquid level. In both cases, the device must see into the vessel via level taps or nozzles. Vessel fabrication requirements can restrict the placement of such taps. A recent case of specifying a horizontal separator highlights one of these limits.

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