How to load the CPU program of PLC?

  Press the switch of CPU to “MRES” position,When the stop light flashes slowly for 4 times, release it(at this time, the switch key rebounds to the  ”STOP”position),Then press the switch to “MRES“ position,the stop light will flash,Wait until the MCC light (yellow indicator light) is on until it goes out,put the switch to ”RUN” position, the program loading completed.

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