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本文介绍了一种由可编程序控制器(PC)控制的尿素包装流水线自动控制系统,该系统功能完善,运行可靠,控制方法先进。对此,本文详细介绍了PC的I/O分配情况及硬件接线并给出了设计梯形图的主程序框图。
This paper introduces a urea packaging line control system controlled by a programmable logic controller (PC). The system has perfect functions, reliable operation and advanced control methods. In this regard, this paper details the PC’s I / O distribution and hardware wiring and gives the design of the main ladder diagram.