Spitzer and Boyes, LLC

Technical Services And Strategic Consulting For Technology Companies

David Spitzer

Relationship Advice: Making the Most of Vendor Partnerships

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Getting the most out of vendors is a challenge facing all who are active. There are techniques that you can use whether you are trying to get the best service at the local print shop or detailed information on a flowmeter. You will certainly be able to use your own experience to add to the tactics presented here. Before you even think about calling the vendor, you need to … [Read more...] about Relationship Advice: Making the Most of Vendor Partnerships

Multi-Phase Flow Measurement: Considering All the Options to Meet All the Requirements

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Some flow measurement applications just stick in your craw and may even keep you up at night. Losing sleep may be an exaggeration, but some applications are 'tough'. The problem is that these applications usually involve the simultaneous solution of many flow problems, each of which may have a feasible solution when taken individually. For example, consider the problem of … [Read more...] about Multi-Phase Flow Measurement: Considering All the Options to Meet All the Requirements

Level Gauge Performance (Part 3 of 3)

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To review --- the performance of a level measurement system is quantified by means of its accuracy statements. The reader must understand not only which parameter is being described, but also the manner in which the statement is expressed. In level measurement, parameters are commonly described in terms of a(n): absolute (fixed) distance error percentage of the empty distance … [Read more...] about Level Gauge Performance (Part 3 of 3)

Level Gauge Performance (Part 2 of 3)

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A percentage of measured distance statement describes a parameter that is in error by a constant percentage of the actual distance measurement. In the measurement of a 1000 mm high vessel (100% level located 100 mm below the sensor) measured with an accuracy of 1 percent of measured distance, the absolute error can be calculated as: An absolute (fixed) distance error statement … [Read more...] about Level Gauge Performance (Part 2 of 3)