Free Download PLC Programming: An Introduction to PLC Programming for Beginners by Epris E. Ezekiel
English | August 31, 2024 | ASIN: B0DFVR94J9 | 47 pages | PDF | 0.76 Mb
We have to travel back in time to the 1960s to comprehend the function of a PLC. Imagine Barbie dolls, G.I. Joe action figures, transistor radios, and Chevrolet Impalas. During this time, electromechanical relays were used to control machine processes. Not just a few relays, either; some systems occupied whole walls. Still, there were other drawbacks to the relay-powered devices besides their size.
Most consumer items, including food and cell phones, are produced at a production facility and sent via a distribution channel. Then automated delivery is made to a retailer or your home. Removing the human element from this procedure is not a novel idea. When it comes to repetitive production, machines are more productive, have better tolerance levels, and exhibit higher levels of workmanship. As a result, efforts are made continuously to automate each stage of the manufacturing process.
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