利用PLC高速计数模块直接将外部编码器发出的脉冲读入，在PLC内部编程，通过程序控制完全能取代位置控制器的所有功能，从而省出位置控制器这一环节。
The pulse is directly read out by utilizing PLC high-speed counting module, the function of the locating controller can be achieved by program, thus the locating controller are saved.
利用PLC高速计数模块直接将外部编码器发出的脉冲读入，在PLC内部编程，通过程序控制完全能取代位置控制器的所有功能，从而省出位置控制器这一环节。
The pulse is directly read out by utilizing PLC high-speed counting module, the function of the locating controller can be achieved by program, thus the locating controller are saved.
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