Introduction to learn PLC, make clear these several PLC wiring difficulties, at least can let you take 2 years less detours

2022-07-30 0 By

PLC automation control in electrical automation and intelligent control application is quite widespread, power operation personnel know that PLC automatic control in addition to the need to enter the established procedure, and to the PLC itself input port and output port connection, only the PLC program instructions correctly, input port and output port connection is correct,PLC to automatic control, electrician master all know, PLC can accept switching quantity control can also accept analog quantity control, the two can be converted to each other, today we focus on the external wiring of PLC and switching quantity signal and analog quantity signal is how to convert: