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Preventing windup requires reconfiguration of the controller, according to process control consultant, F. Greg Shinskey, and external-reset feedback is the most satisfactory method of accomplishing it.
As the boundaries defining traditional industrial PCs used in manufacturing disappear, theyre morphing into new, fanless, diskless forms, and taking on tasks once reserved for PLCs and other plant-floor devices.
Data acquisition devices and systems are taking on as many new forms, functions and capabilities as the industrial PCs and software in whose technological gravity well theyre being pulled along.
Once again, the end users have spoken. Process control professionals assess the best technologies and vote on who best meets their needs in the 15th annual CONTROL Readers Choice Awards.
Among high-tech industries, surveys show that end users of process automation equipment and systems trust their vendors more than trade magazines, industry analysts and others.
Understanding the purpose of control and safety systems helps users ensure each is appropriately optimized. The duties of the SIS are to protect the people, environment and assets against unsafe conditions.
Whats the latest on control valves? Editor in Chief Walt Boyes takes a look at the current marketplace for the final element that all control stuff is aimed atthe control valve that produces the end result.
RoHS-type initiatives in the EU adhere to regulations that say control vendors must design products for environmentally safe end-of-life disposal. But who is jumping on this train in North American, and when?
The process of developing a strategic automation plan isnt terribly complicated, and despite the number of different available models, each one uses similar techniques and yields similar results.
This article addresses cost estimating for capital projects on which an analyzer system is installed, through start-up and commissioning of the project, to the resultant lifetime cost savings that can be gained.
In the third installment of this series, Control Talk columnists Greg McMillan and Stan Weiner, PE, continue their interviews with the big names in process control. This time they talk with ISA Fellow Vernon Trevathan.
WBFs Director of Strategic Industry Alliances, Rodger Jeffery, is excited about the new challenges our industry faces and suggests we regroup, reorganize, and commit to a stronger working alliance in regards to standards.
The changing energy landscape promises to keep process automation professionals quite busy for many years to come. Now, if we can just get that potential through to a few more idealistic adolescents
CONTROL Editor in Chief Walt Boyes is scheduled to speak at several upcoming industry events over the the next few months. Catch up with our roving editor at a conference or symposium near you!
Control in the field is becoming mainstream once again just as the ISA SP50 fieldbus committee predicted it would be. CONTROL's regular contributor Dave Harrold looks at the integrity of the control loop.
The company's new Proficy Process Systems offering includes global namespace and available redundancy, along with integrated analysis, execution and ERP connectivity.
Here are excerpts from the February 2007 issue of Andrew Bonds Industrial Automation Insider, a monthly newsletter covering the important industrial automation news and issues as seen from the U.K.
CONTROLs Rick Pedraza offers his picks of whats best on the web. Heres what's happening this month, March 2007, on ControlGlobal.com, the online resource of CONTROL magazine.
Many plant-floor engineers and IT technicians report theyre coming to a new appreciation of the efficiencies and savings that can be generated by simply integrating their industrial and corporate networks.
This article for Industrial Networking magazine summarizes data from the recently published Remote I/O study that indicates which market segments have the strongest growth in use of remote I/O.
If we can design higher level development tools, both hardware and software, all the way down to kids toy level, imagine what were about to see for design tools for professional automation applications.
CONTROL contributor Dick Caro, a member of the ISA SP100 committee devloping a set of wireless industrial networking standards, reports to us on SP100 activity. This is his latest progress report.
Dick Morley, creator of the modern PLC, provides wit and accumulated wisdom to how a simple understanding of technology and marketing can supply the core for a successful new product.
Just as Dorothy and her companions each had unique characteristics, end users are faced with a multitude of protocol choices for use in the heart of their industrial process: their communications network.
CONTROL contributor Dick Caro, a member of the ISA committee developing a set of wireless industrial networking standards, reports to us the latest progress on SP100 activity from Karlsruhe, Germany.