Al Presher is a contributing editor for Design News, specializing in automation and control and writing on automation topics, machine control, robotics, fluid power, and power transmission since 2002. Previously he worked in the electronic motion control field for 18 years, most recently as VP of Marketing for ORMEC Systems Corp (manufacturer of PC-based servo control systems). Previously, he worked as Editor for Plant Systems and Equipment and Appliance magazines. He holds an MA in magazine journalism from the S.I. Newhouse School of Public Communications at Syracuse University.
The size, power, and cost of the Ethernet interface itself has been a deterrent to its use in simple field devices such as sensors and actuators. But perhaps new ideas and technology can make it possible.