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介绍利用PLC改造M1432A磨床的控制要求,从确定PLC的I/O点数、接线图,并在继电器控制线路的基础上,设计出梯形图程序并调试运行。
Introduced the use of PLC M1432A to transform the control requirements of grinding machines, PLC from the determination of I / O points, wiring diagram, and the relay control circuit based on the design of the ladder program and debug operation.