If you cannot view this email, please click here

Spitzer and Boyes, LLC Website




This issue sponsored by Spitzer and Boyes, LLC

December 2013

That Awful Reynolds Number (Part 2 of 2)

If you do not take care to ensure that your flowmeter is operating either always in the laminar flow region, or always in the turbulent flow region, as the flow crosses through the transition zone, the flowmeter will likely become erratic and it may become non-linear and inaccurate. Some flowmeters have significant effects in the transition zone. Some flowmeters have two calibration curves -- one for laminar flow and one for turbulent flow -- and they are simply not accurate in transition. click for more...

Why Less Is More

Accuracy, repeatability, reliability, installation ease, and price - these are some of the basic criteria on which flowmeters are selected. And while it may be preferred to have the best flowmeter that money can buy, it is not always necessary to buy that most expensive one. For example, you may not need the most accurate flowmeter available, whereas, the same is not necessarily true of repeatability - especially if you use your flowmeter to control a process or a batching operation. But even in such a case, you may not need to buy the most repeatable flowmeter available. click for more...

Flowmeter Turndown: Don't Let the Numbers Fool You

Did you ever wonder what it would be like to be a billionaire? If nothing else, it sounds like an exciting lifestyle. But how would you like to be a billionaire stranded on a desert island? In this situation, all of the money in the world will not help you survive. You may be wondering what this has to do with flow measurement. Simply put, it has a lot to do with turndown. click for more...



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.


ISSN 1538-5280
©2013 Spitzer and Boyes, LLC
The content of this message is protected by copyright and trademark laws under U.S. and international law. All rights reserved.