Industrial Automation, PLC, VFD, and Troubleshooting
A PLC program can be well written, but if the PLC system is poorly installed, the machine can still have problems.
Many PLC issues are not caused by bad ladder logic.
They …
Read MoreIn industrial automation, a PLC panel can have a perfect program and still behave incorrectly if the electrical installation has noise or grounding problems.
Electrical noise can cause problems such as:
Random …
Read MoreA PLC system can run for years with very few problems, but that does not mean it should be ignored.
A PLC panel needs preventive maintenance just like motors, gearboxes, sensors, …
Read MoreIntroduction
A Variable Frequency Drive can be correctly programmed and still fail if it is installed incorrectly.
Many VFD problems in the field are not caused by a bad drive. They are …
Read MoreGrounding and bonding are two of the most important concepts in industrial electrical systems.
They affect:
Electrical safetyFault clearingNoise reductionVFD performanceAnalog signal stabilityCommunication reliabilityPLC input stabilitySensor reliabilityPanel protection
Many technicians hear the words …
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