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Industrial Control

Learn about the systems and components that control industrial processes—from PLCs and HMIs to enclosures, pushbuttons, and thermal management.

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What Is a Transformer?

What Is a Transformer? A transformer is an electrical device which, by the principles of electromagnetic induction,...

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Selector Switch

Selector switches are available in a variety of styles including illuminated, non-illuminated, and non-illuminated key...

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What Is a Pushbutton?

What Is a Pushbutton? A pushbutton is designed to help someone change how a machine works or understand its current...

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PLC Programming

Programmable logic controllers (or PLCs) are solid-state devices designed to perform logical decision-making for...

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Harmonic Distortion

The Harmonic Problem Any device with non-linear operating characteristics can produce harmonics in your power system....

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Enclosures

What is an Enclosure? Enclosures An enclosure, according to the National Electrical Manufacturers Association (NEMA),...

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Cabinet Cooling Tips

Think about Cooling... Early! Cooling needs should be evaluated early in the design process. Nearly all systems...

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