DAVID W. SPITZER'S E-ZINE - September 2007

Contact Level Gauge Performance (Part 3 of 3)
Spitzer and Boyes, LLC

A percentage of set range statement describes a parameter that is in error by a constant percentage of the set range of the transmitter. The transmitter set range can be thought of as the coarse span of the transmitter. click for more...

Diagramming drum level control
Control

Harold Wade suggest a few additional points be made to the three-element boiler level control figures in a previous article that show how signals from the steam flow FT and the drum LT combine in the LIC. click for more...

Differentiating Vortex Flowmeters
Despite Similarities, Not All Shedder Designs Are Created Equal
Flow Control

There are over 50 suppliers of vortex-shedding flowmeters worldwide. Some of these flowmeters are designed for specific applications, such as small liquid flows and pure fluids. click for more...

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ABOUT SPITZER AND BOYES, LLC

Spitzer and Boyes, LLC sells Consumer Guides for end-users that contain detailed product information and analysis about:

• Coriolis Mass Flowmeters
• Differential Pressure Flow Transmitters
• Magnetic Flowmeters
• Ultrasonic and Correlation Flowmeters
• Vortex Shedding and Fluidic Flowmeters
• Non-Contact Level Gauges
• Fieldbus Equipment for Process Control Networks
• pH and ORP Instrumentation

We also offer seminars on these topics at various locations across the United States