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What can be wrong with a flowmeter? I recently dug up an old magazine article in which an open-channel measurement was used to measure the wastewater effluent prior to the pumping station. Accurate flow measurement was required for environmental compliance purposes. It was suspected that the flowmeter was "way off" because the readings did not make sense, were consistently low, and did not match consumption rates. The user wanted to end the calibration nightmare and verify the actual flowrate.
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In addition to over 35 years of experience as an instrument user, consultant, and expert witness, David W Spitzer has written over 10 books and 250 articles about flow measurement, level measurement, instrumentation, and process control. David (with Walt Boyes) is the author of seven Consumer Guides to various industrial flow and level technologies. David teaches his flow measurement seminars in both English and Portuguese.
Spitzer and Boyes, LLC provides engineering, technical writing, training seminars, strategic marketing consulting, distribution consulting, and expert witness services worldwide, and can be contacted at +1.845.623.1830 or www.spitzerandboyes.com.
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