Technical Library

A Basic Guide: How Feedback Encoder Devices Operate 

Feedback is used in closed loop systems in applications all over the world to control speed and/or position, and it has an important role in keeping equipment operating smoothly and accurately. Feedback is available in a variety of devices as well as models. It is important to understand how feedback operates, so the best benefits can be used in the application.

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Monday, August 26, 2013 11:48:00 AM Categories: Encoder White Papers

Why Stepper Motors Lose Steps 

The use of stepper motors is an excellent choice. However, a key concern is step losses. Step losses can be prevented or corrected in most instances.

Stepper motors operate open loop.  When a stepping motor does not operate correctly in a specific situation, the common conclusion is that either the motor or the drive electronics is faulty. The motor selection and the choice of the driver are critical.  However, other factors contribute to step losses.

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Friday, April 26, 2013 3:43:00 PM Categories: Stepper Motor Tutorials

Brushless DC Motor Info 

A single page tutorial detailing the primary differences between the selection of a DC motor and a brushless DC motor including commentary on motor life regarding the following:

  • Bearing and bearing lubrication
  • Operating temperature
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Wednesday, April 08, 2009 11:28:00 AM Categories: Brushless Motor Tutorials

Precision Gearhead Application Considerations 

A gearhead is typically chosen to increase the output torque or to reduce the output speed. This 2-page tutorial details other specific items to keep in mind when specifying a gearhead including:

  • Backlash
  • Bearing choice
  • Lubrication
  • Input speed and direction of rotation
  • Blocking, stalling, and backdriving
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Tuesday, April 08, 2008 12:12:00 PM Categories: Gearhead Tutorials
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