Articles

461-480 of 533 < first | | | last >
  • Free Download of Technical Reference Book on Measurement and Control

    ControlGlobal.com has partnered with Omega Engineering to make the Transactions in Measurement and Control technical reference series available for free download. Add Force-related Measurements to your reference shelf and watch this spot to download future editions of this popular educational series.

    05/20/2005
  • Special rules for tuning level controllers

    Loss of level controls can kill a process in a heartbeat, so tuning them properly should be a priority. F.G. Shinskey reports on the different tuning rules that apply to level loops based on vessels being regulated.

    05/20/2005
  • The next generation of smarter valves

    In the next decade, much improvement and change is expected in the design of smart and self-diagnosing control valves, with potential advantages outweighing the required investment of time and money.

    05/10/2005
  • Radar love dominates the level scene

    Market researchers last year predicted radar sensors would be the fastest-growing sensor, and they got it right — this time. Check out CONTROL's Product Roundup of new level instrumentation devices.

    05/10/2005
  • PITTCON/2005: Good meeting, bad place

    Around the Loop columnist Terrence K. McMahon reports on the 56th Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, along with its companion Exhibit of Modern Laboratory Equipment (PITTCON/2005).

    05/09/2005
  • Special rules for tuning level controllers (Part-1)

    In Part I of his article on tuning level controllers, process control consultant F.G. Shinskey points out that loss of level controls can kill a process in a heartbeat, so tuning them properly should be a priority.

    05/01/2005
  • Process analyzers avoid meeting standards

    Senior Technical Editor Rich Merritt's Product Roundup of process analyzer systems and components finds that most manufacturers are avoiding NeSSI and PAT standards like the plague.

    04/19/2005
  • Dispelling the myths of HART-enabled devices

    Even though millions of HART-enabled field devices are installed in locations around the world, myths and misconceptions about this powerful technology for control systems abound.

    04/19/2005
  • Can a cheap flowmeter be good?

    Editor in Chief Walt Boyes finds that it isn’t the cost of the device but the durability that engineers are looking for. And it doesn’t have to be accurate, either, as long as it is very repeatable.

    04/05/2005
  • Fermilab: Can cheap flowmeters be good?

    CONTROL Editor in Chief Walt Boyes takes a look at how an anti-matter factory works at one of the largest high energy physics labs in the world, and why flowmeters are critical to the operation of the plant.

    03/30/2005
  • The hard road to our competitive edge, Part III

    In Part III of this Lessons Learned article on recapturing our competitive edge, Béla Lipták suggests the ISA take the lead in educating the general public about the potential of process control and automation.

    03/15/2005
  • The case for valves: Not just open and shut

    Actionable Items columnist Steve Kuehn notes that precision flow control is ensured with well-specified, precisely controlled valves, but for the sake of your process, a penny saved may not be a penny earned.

    03/15/2005
  • Time after time

    Control Talk columnists Greg McMillan and Stan Weiner, PE, weigh in with answers to the January Puzzler that asked why the load cell indication would shift at high noon regardless of the time in the batch sequence.

    03/15/2005
  • ISA <I>Transactions</I> abstracts on ControlGlobal.com

    ControlGlobal.com is pleased to publish abstracts from one of the very few scholarly journals in the process automation field. Keep pace with technology developments and applications from the world's experts.

    03/10/2005
  • Sensing trouble

    Editor in Chief Walt Boyes issues a cognitive dissonance alert! If you want to play in the big leagues and move into the process of control, you would do well to go back and concentrate on the fundamentals.

    03/02/2005
  • Save time and money with field calibrators

    Portable, handheld calibrators save time for technicians on site, OEMs, and large industrial engineering and construction companies. Contributing Editor Wayne Labs provides an in-depth report.

    03/02/2005
  • Lost in translation

    This month's Tales From the Front submission to CONTROL, by frequent contributor Loren Jones, advises us to spell directions out exactly as the boss gives them to us, so that we don't get lost along the way, too!

    03/01/2005
  • Split personality

    This month’s Control Talk proves a real pressure test for readers of CONTROL. Columnists Greg McMillan and Stan Weiner provide answers and the Top 10 signs your company has downsized too much.

    02/15/2005
  • Hanging it all together

    New convenience features and changing needs have placed new demands on electrical and piping connector technologies. Contributing Editor Wayne Labs provides an update.

    02/02/2005
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