March 2005 Issue

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Articles

  • Approach asset management incrementally

    According to Technically Speaking columnist Dan Hebert, PE, local condition monitors allow end users to approach asset management at their own pace, and to address the highest payback items first.

  • 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.

  • 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.

  • Power supplies from China cut costs considerably

    Competitive pricing from Asian manufacturers has prompted market growth of power supplies and considerable cost cuts. CONTROL Senior Technical Editor Rich Merritt provides a Product Roundup.

  • English, the Lingua Franca of control

    In his monthly Control Report, Senior Technical Editor Rich Merritt surmises that just as English is the language of international business and air traffic control, so it is with process control.

  • 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.

  • 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.

  • 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.

  • What's in your server?

    Security threats to control system networks are a fact of life. Senior Technical Editor Rich Merritt shares tips and techniques he culled from end users and vendors on how you can keep the Barbarians at bay.

  • Bumpless pump sequencing

    Process control authority Bela Liptak brings in specialists from his cadre of co-authors to answer a reader's question regarding problems with the control scheme for two variable speed pumps.