August 2006 Issue

Articles

  • Cutting the wires of communications

    Users want wireless, vendors want to sell wireless, so what’s the problem? Our August cover story tackles one of the most discussed topics: the use of wireless communications in process automation.

  • The summertime blues

    CONTROL Editor in Chief Walt Boyes prepares for another round of User Group Madness meetings and says he’d like to see creation of an unbiased user group run by end users of many different products.

  • Raising the bar for control system security

    Security researchers at Wurldtech Analytics are partnering with ISA to establish procedures and an operations model for the security testing and certification of products used for control.

  • Why users need one twisted-pair bus

    We have a new contributing editor, John Rezabek, taking over the On the Bus column on ControlGlobal.com. Rezabek is a well-known fieldbus expert and process control specialist at ISP Corp. in Lima, Ohio.

  • Seeing deeply into process control technologies

    Executive Editor Jim Montague finds that even if there’s nothing new under the sun, what’s truly new may be a deeper understanding and appreciation of what we thought was so familiar.

  • HMIs evolve in process control

    New HMI technology is putting a whole new (inter)face on how operators view control systems information, while at the same time driving human error out of systems and improving safe work practices.

  • Boiling water is easy as one, two, three, four

    There’s more to boiler level control than measuring level and adjusting a feedwater valve. Improved measurements and inverse response are just a few of the influences on operating boilers in a reliable manner.

  • NeSSI tames the communications monster

    The new sampling/sensor initiative (NeSSI) is moving steadily to fulfill its original promise of increased efficiencies, costs-savings, and micro-analytic capabilities despite recent growing pains related to fieldbus.

  • The ABCs of XML, Part 2

    This article provides more of what you need to know to survive in the world of connected data by introducing XML’s fundamental concepts to those who have managed to avoid this important technology.

  • Stop wasting money on backup power

    The most prudent and cost-effective strategy for dealing with power-quality events is to protect against relatively frequent, short-term voltage sags as opposed to much rarer power outages.

  • I/O and terminal bocks appear healthy

    This month’s roundup on I/O and terminal blocks demonstrates that the industry seems to be recuperating, product development money is flowing, and companies are getting competitive again.

  • Intoxicating answers

    Control Talk columnists McMillan and Weiner describe the period of time between when you first take a drink and when you first recognize the effect and bypass the next round for coffee as dead time.

News

  • Automation Federation joins security project

    Joining end-user companies such as Shell and ExxonMobil and automation vendors like Emerson and Honeywell, and Control magazine, ISA's new "Automation Federation" will participate in the formative study being conducted by Wurldtech Analytics toward forming a Control Systems Security Foundation.

  • Users embrace automation services

    A new survey by Larry O'Brien, process automation research director at ARC Advisory Group, shows "a clear shift away from purchasing automation services from large engineering and construction firms toward purchasing services from suppliers or independent third-party system integrators.

  • ISA website peeks into standards development

    ISA's website is allowing users to preview ISA standards. Overviews, tables of contents, scopes, definitions, and other informative sections of the standards are now available to visitors.