Voices: Automation Basics

We take you back to the basics with these Control Design features, presentations and more. 

I/O near and far

Never have more I/O system options been available to the controls designer, and it's OK to use several different formats

By Dave Perkon, technical editor
Aug 28, 2019

Input/output (I/O) devices such as sensors, solenoids or drives may be mounted inside or outside a control enclosure, and more than ever in automation history the I/O system and device-termination method may be located inside or outside the enclosure, as well. And the use of discrete wires or digital-communication methods or both are always a design consideration.

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