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Contacts and Coils in PLC Ladder Logic

S Bharadwaj ReddyDecember 13, 2018December 13, 2018

The most elementary objects in Ladder Diagram programming are contacts and coils, intended to mimic the contacts and coils of electromechanical relays. Contacts and coils are discrete programming elements, dealing

PLC Ladder Logic Example

S Bharadwaj ReddyAugust 11, 2016March 21, 2019

This topic is a continuous to Relays in Ladder Logic Article. Click here to Read the Previous Article. Here, we will emulate the exact same high-pressure alarm circuit using an

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