Industrial Automation, PLC, VFD, and Troubleshooting
One of the most confusing topics for many automation technicians is sinking and sourcing.
You may hear people say:
PNP sensorNPN sensorSourcing inputSinking inputCurrent sourcingCurrent sinking
At first, it sounds complicated. But the …
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Sensor wiring is one of the most important parts of a reliable industrial control system.
A PLC program can be well written.The sensor can be the correct model.The machine logic can …
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