20 Wiring Diagrams for Sensors and PLCs: Essential Knowledge for PLC Beginners!
Today, we bring you the wiring methods for sensors and PLCs, featuring twenty wiring diagrams. Isn’t that a wealth of information? Let’s take a look together! Overview The digital input interface of a PLC is not complex. To enhance anti-interference capability, PLCs use opto-isolators to isolate the input signals from the internal processing circuits. Therefore, … Read more