Issue 10 – 2008

This issue is filled with articles about new products, and interesting advances in technology, such as a new adjustable speed motor concept from DynaMotors, Inc. We cover the burning issue of arc flash, and answer questions about AC motors and drives. We’re also pleased to include an article from guest writer Jack Smith, managing editor of Plant Engineering magazine.

– TJ Johns
Senior Editor

 

In This Issue of The Automation Notebook…

  • Match The Motor To The Load For Maximum Efficiency – Issue 10, 2008

    Match The Motor To The Load For Maximum Efficiency – Issue 10, 2008

    A half-loaded motor uses almost as much energy as one that’s fully loaded. To save energy, optimize motor horsepower to the specific application.  When electricity was cheap, efficiency was not necessarily top of mind for many. However, current energy prices force manufacturers to further analyze where they use energy and how they spend their energy … Read More

  • General Puprose Motors From 1/3 to 300 HP – Issue 10, 2008

    General Puprose Motors From 1/3 to 300 HP – Issue 10, 2008

    AutomationDirect’s new IronHorse™ general purpose AC motor line includes rolled steel and cast iron styles in the most popular sizes. IronHorse motors are available in single and three-phase models and in one-third to 300 hp sizes; all motors have a base speed of 1800 RPM and are electrically reversible. The MTR series 56C frame motors, … Read More

  • Ethernet Drivers Added to C-more® Operator Interface Panels – Issue 10, 2008

    Ethernet Drivers Added to C-more® Operator Interface Panels – Issue 10, 2008

    AutomationDirect’s C-more touch panels now support several additional protocols for the Allen-Bradley® PLC brand. New Allen-Bradley Ethernet drivers allow simple connection of multiple panels and/or multiple Allen-Bradley PLCs. ControlLogix® Ethernet/IP Tag Messaging support simplifies tag database migration since no mapping or translation is required. RSLogix™ 5000 L5K files can be imported directly, or with a … Read More

  • Product Snapshots – Issue 10, 2008

    Product Snapshots – Issue 10, 2008

    We have added several exciting products since our last edition of the Automation Notebook. Here are some highlights about some of those new products including: Industrial Ethernet Switches, General purpose electrical wire, Fuse Holders now available in single packs, New generation of Industrial LCD Monitors, Expanded PLC protocol support for C-more® Micro-graphic panels, Disconnect enclosures, … Read More

  • The Ups And Downs Of The Economy – Issue 10, 2008

    The Ups And Downs Of The Economy – Issue 10, 2008

    According to the National Electrical Manufacturers Association (NEMA), industrial control shipments continued to grow throughout 2007. Although measures of confidence among manufacturers slipped in the second half of the year, indicators of the industrial sector’s performance remained in solid shape. Looking ahead, reports from the Manufacturers Alliance (MAPI) indicate that the combination of the credit … Read More

  • Arc Flash: What’s the big deal? – Issue 10, 2008

    Arc Flash: What’s the big deal? – Issue 10, 2008

    The subject of arc flash has become a major concern in electrical safety. What exactly is arc flash and how can it be prevented? Arc flash is high temperature conductive plasma formed when a short circuit fault occurs between at least two energized conductors. It occurs when a phase-to-phase fault or phase-to-ground fault causes energized … Read More

  • Future Adjustable Speed Motor Technology – Issue 10, 2008

    Future Adjustable Speed Motor Technology – Issue 10, 2008

    High pole count motors have existed for years, and are in use today in some specialty industrial applications. They typically provide slower operation (without a drive), but the horsepower is reduced as the pole count increases. A new concept for high pole count motors has recently been patented by DynaMotors, Inc of Cleveland, OH. The … Read More

  • Understanding the Advanced Recipe Function of the C-more® Touch Panel – Issue 10, 2008

    Understanding the Advanced Recipe Function of the C-more® Touch Panel – Issue 10, 2008

    Recipes are used in a multitude of control applications including batch processing for the food, beverage, chemical and pharmaceutical industries, as well as complex applications such as robotics fusion. Recipes, when used with an HMI, provide a simple and effective way to change the data in a large number of tags with the push of … Read More

  • Urban Challenge 2007 – Issue 10, 2008

    Urban Challenge 2007 – Issue 10, 2008

    AutomationDirect was pleased to help support two vehicles hoping to compete in the 2007 DARPA Urban Challenge. Team Mojavaton, with their “White Knight” (a modified Nissan Xterra), and Insight Racing (fielding a Lotus Elise dubbed the “Lone Wolf”) were both invited to the National Qualification Event held in Victorville, CA, at the end of October … Read More

  • Motor Questions Answered – Issue 10, 2008

    Motor Questions Answered – Issue 10, 2008

    Question: Can IronHorse™ motors be used with a drive? Answer: IronHorse™ motors can be used with drives, but there are some limitations. Depending on your application, there may be good reasons to step up to an inverter-duty motor in your application. Question: What’s the difference between a General Purpose motor and an Inverter Duty motor? Answer: General purpose … Read More

  • Brainteasers – Issue 10, 2008

    Brainteasers – Issue 10, 2008

    1. Widget Fidget: A factory owner took a certain number of widgets to a county fair and sold some of them. He took the unsold widgets back to his factory that night and – while he slept – his fully automated factory doubled the number of widgets on hand. He took these to the fair … Read More

  • Brainteaser Answers – Issue 10, 2008

    Brainteaser Answers – Issue 10, 2008

    In each issue of the Automation Notebook we feature a section of brainteasers. These are the brainteaser answers from Issue 10, 2008 of the Automation Notebook. The brainteaser questions are repeated in black. The answers to the brainteaser questions are highlighted in red with explanations. You can view the brainteasers from Issue 10, 2008 without the answers … Read More