How to Troubleshoot PLC Inputs and Outputs


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A Practical Guide for Automation Technicians

When a machine stops working, many people quickly say:

“The PLC is not working.”

But in real industrial troubleshooting, the PLC is only one part of the …

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PLC Troubleshooting Basics: A Practical Flowchart Approach for Beginners


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When a PLC-controlled machine stops working, the problem is not always in the ladder logic. Many times, the real issue is related to power, field wiring, sensors, output devices, I/O …

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