Spitzer and Boyes, LLC Website

DAVID W. SPITZER'S E-ZINE

TECHNICAL AND MARKETING SERVICES
FOR INSTRUMENTATION SUPPLIERS AND END-USERS

This issue sponsored by Spitzer and Boyes, LLC

July 2012

Foundation Fieldbus™ Control (Part 2 of 4)

In the figure, the primary and secondary control loops are located within the magnifying glass. The secondary control loop is the flow controller regulating fuel flow and is located in the fuel control valve positioner. The primary controller controls the steam pressure and is located in the steam pressure transmitter. click for more...

What Would You Do? Designing a Parallel Extractor

Sound engineering practice and judgment can yield significant operational improvements. click for more...

Understanding Velocity Profile Distortion

Most flowmeters require a good velocity profile upstream of the flowmeter in order to measure accurately. A number of techniques can be used to develop a good velocity profile upstream of the flowmeter, including the installation of straight pipe immediately upstream of the flowmeter and/or installing a flow conditioner to remove the distortion present. click for more...

YOUR FEEDBACK

We value your comments and suggestions. Please vist our contact page to send us an email.

ABOUT SPITZER AND BOYES, LLC

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.

To be removed from this e-zine mailing list, please click here.