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 Process Control Strategies Lew Gordon, principal application engineer at Invensys Process Systems has created an in-depth tutorial series on process control strategies, from simple to complex, considering each approach through a variety of factors. Click Here! |
Return: David Greenfield rejoins Control Engineering Oak Brook, IL – David Greenfield, editorial director of Control Engineering from 2003 through 2005, returns to Control Engineering as editorial director. What's he been up to? Past PID: Adaptive control is versatile, fast, accurate Palo Alto, CA – Microprocessors and advanced computing platforms have catalyzed the shift to adaptive controllers from proportional-integral-derivative (PID) controllers in process industries. Frost & Sullivan says adaptive control is gaining ground with improved performance in mechanical and nonmechanical systems. Links include.... Real interoperability? PLCopen revives XML for PLCs Gorinchem, The Netherlands – PLCopen Technical Committee (TC6) - XML has opened up IEC 61131-3 programming language development environments by specifying the XML schema, which provides an open interface to other software tools; feedback on the effort is moving the unified digital factory closer to reality, say those involved. Who's involved?
PLC: Controller cuts engineering time for machine builders Hoffman Estates, IL – Features of the IndraControl L10 PLC include scalable hardware, pre-developed machine functions, reusable code, and unified programming software to reduce engineering time for machine builders working with complex machines, says Bosch Rexroth. (How to choose between PLC and PACs? See related link.) White paper warns: Data risk for RS-485 users Liberty, SC – Many RS-485 users are unaware they are taking unnecessary data risks because of their driver-control method, says a design engineer at Sealevel Systems. Common driver control methods are listed. Linked white paper explains how new driver control methods can help RS-485 eliminate the risks of data contention and corruption. In print: Tour: Guess the company...answers, photos Guess the company tour: Answers are now posted to 11 hints provided, with photos. What was your score? Summer vacations are just around the corner, so share your favorite plant tour URL using the comment feature provided. Several other tours are listed. Online: Listen in on an acquisition, wireless demo, tune loops |
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