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DAVID W. SPITZER'S E-ZINE
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TECHNICAL AND MARKETING SERVICES
FOR INSTRUMENTATION SUPPLIERS AND END-USERS
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The Fieldbus Foundation is a non-profit membership organization with a charter to develop and support a set of specifications known as FOUNDATION™ Fieldbus H1 that is based on the ANSI/ISA 50.02 Fieldbus standard.
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A lawyer recently hired me to investigate the "health" of a differential-pressure flow measurement system in high-pressure steam service. The flowmeter elements were in operation for about 50 years, whereas parts of the secondary equipment were modified over the last few decades. There were "issues" associated with the system, but the impulse tubing was surprisingly correct.
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Liquid flow of a process fluid into a vessel was visually confirmed. However a vortex-shedding flowmeter in the feed pipe measured zero flow.
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ABOUT SPITZER AND BOYES, LLC
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Spitzer and Boyes, LLC sells
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ISSN 1538-5280
©2010 Spitzer and Boyes, LLC
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