PLC Interview Questions

51 PLC interview questions

1. What is PLC? Programmable logic controllers, also called programmable controllers or PLCs, are solid-state members of the computer family, using integrated circuits instead of electromechanical devices to implement control functions. They are capable of storing instructions, such as sequencing, timing, counting, arithmetic, data manipulation, and communication, to control industrial machines and processes. PLCs can …

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PLC Interview Questions with Answers Part 2

This session is the continuation of  PLC Interview Questions with Answers Part 1 This session also contains 15 questions.The link to the PLC interview question part 1 is given below 16. Explain P&ID. Ans. P&ID stands for piping and instrumentation diagram. It is a diagram in the process industry which shows the installed equipment. It …

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