The father of the PLC explains the difference between the PLC and PC-based control

In this exclusive interview, Dick Morley shares his thoughts on PC control.

By Mike Bacidore, chief editor

Dick Morley is considered by many to be the father of the programmable logic controller (PLC). His involvement with the creation of the first Modicon PLC for General Motors in 1968 was a historic step in the development of industrial controls.

We had the chance to sit down with Morley and ask him a variety of questions. In this third installment of our series, Morley explains the difference between the PLC and PC-based control.

Watch the previous two installments here: 

 

 

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  • <p>Where can I find a written transcript of this conversation? Thank you.</p>

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  • <p>There's an elephant in the room. It's called DCS. As the lines blur between PLC, SCADA ("PC") and DCS, it becomes easy to forget the differences.</p>

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