工业控制系统中 PLC 抗干扰技术研究与探讨

摘要

介绍实际工业生产中 PLC 控制系统干扰的类型、来源等，提出有针对性的抗干扰措施，并强调在系统设计及安装时，必须对环境作全面的分析，确定干扰的性质，采取相应的抗干扰措施以确保 PLC控制系统的稳定运行。%　　This paper introduces PLC control system interference types and sources in actual industrial production , etc . , and puts forward corresponding anti-interference measures . Also emphasizes to make a comprehensive analysis of the environment , confirm the property of interference and take corresponding measures to ensure stable operation of PLC control system during design and installation of the system .