Popularity Contest

Oct. 3, 2007
Get the most popular articles on ControlDesign.com for the month of September.

Our web site houses a vast collection of articles and other content for visitors to read and download at no cost. During September, you decided on what our most popular articles were by visiting these online articles the most.

The Invisible Threat

Many Users Don’t Trust an Industrial Wireless Network Solution. Some Concerns Are Real. Most Are Ethereal. It’s Important to Know the Differences.
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Power Plant Goes Wireless Three Ways

Next-Door-neighbor Power Plants Merge and Install three wireless technologies to Integrate Communications and Control.
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RFID Gaining Street Credibility?

RFID technology has been in existence for 20 years, but it’s just starting to make its presence felt in mainstream, industrial applications.
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PC Control Breaks Blow-Molding Mold

This case history expands upon the story behind one of our 2007 Innovator Award winners who reinvigorated a thirty-year-old rotary blow molding machine with new PCs to boost I/O speed and flexibility.
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Enhancing HMI Security and Accessibility with Cloud VPN Solutions

Enhance HMI security and remote access with Beijer’s cloud VPN solution. Enjoy advanced encryption, easy setup, and secure access via laptops, smartphones, or tablets. Cut costs...

Motor Encoders: What They Are and How They Work

Motor encoders are rotary encoders adapted to provide information about an electric motor shaft's speed and/or position. Like rotary encoders, motor encoders are most commonly...

C-Face Solutions for Motor Feedback

EPC's C-face encoders use an internal flex mount that accommodates shaft run-out while maintaining alignment.

Selecting Digital Encoder Outputs

Closed-loop feedback is where the encoder signals control the motor without any user inputs. Open loop feedback is where the encoder signal runs to a display and the user adjusts...