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分析了影响PLC控制系统稳定性的主要干扰源、成因。从硬件电路设计和软件程序编制入手,研究探讨提高PLC控制系统抗干扰能力的方法和措施。
The main interference sources and causes that affect the stability of PLC control system are analyzed. Starting from the hardware circuit design and software programming, we study and discuss ways and measures to improve the anti-interference ability of PLC control system.