PLC Interview Questions and Answers

PLC Interview Questions and Answers

PLC Interview Questions and Answers. PLC MCQ, Programmable Logic Controllers Questions, PLC Programs, PLC Tutorials, PLC Ladder Logics, PLC Theory.

How to Troubleshoot a PLC System

How to Troubleshoot a PLC System?

This guide shows the step-by-step tactic for troubleshooting a PLC during a system malfunction or when a problem occurs in running a PLC.

Transistor Output Wiring

PLC Output Types

PLC outputs are of two types: 1. Relay. 2. Solid state. Relay outputs are mechanical contacts and Solid State outputs are like transistor, TRIAC.

PLC Ladder Logic Example

PLC Ladder Logic Example

PLC ladder Logic Example to understand relay control circuits into a virtual form where contacts and coils interact to perform control functions.