Industrial Automation, PLC, VFD, and Troubleshooting
In PLC systems, not all signals are the same.
Some signals are simple ON/OFF signals. Other signals represent a changing value such as pressure, temperature, tank level, speed, or weight.
That is …
Read MoreTurning Real-World Signals Into Useful Numbers
In PLC troubleshooting and programming, not every signal is simply ON or OFF.
Many devices send a variable signal that represents a real-world measurement, such as:
TemperaturePressureLevelFlowWeightValve …
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