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Can water depth be measured using an absolute pressure sensor if a vented reference is not possible?

April 26, 2017depth measured possible pressure Reference sensor vented water

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Can water depth be measured using an absolute pressure sensor if a vented reference is not possible?

1 Answer

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Yes, however the depth of water will need to be compensated by obtaining a reading for local air pressure independently. Also the accuracy of depth measurement will be degraded, more so at low ranges due to the combination of errors from two measurements.