【摘要】 PLC具有可靠性高、抗干扰能力强、成本低等优点,与继电器控制系统相比具有明显优势,是一种用于工业自动化控制的理想工具。介绍了利用西门子S7-200 PLC对X62W型万能铣床控制系统进行改造的方法,详细叙述了改造的每一个环节,在生产实践中有着重要意义。更多还原

【Abstract】 Compared with relay control system,PLC is a kind of ideal tool in industrial automation control with high reliability,strong antijamming capability and low cost.This paper introduces reformation of X62W milling machine based on SIEMENS S7-200 PLC and describes detailedly each step of the reformation,which is beneficial in Production practice.更多还原