PLC在上海元禾公司自动化流水线上的应用设计Design and application of PLC in Shanghai yuan Wo automation company on the line摘 要AbstractPLC的适用面广、功能强大、智能、方便的特点,使其被广泛的应用于自动化控制系统中。尤其是其强大的功能指令、开关量逻辑控制和过程控制,使其在当今工业环境中具有不可替代的价值。PLC的使用有利于企业生产方式的升级和换代,具有减少人力和财力投入的特点。使用PLC能解决多人、多时间段、大工作量的问题,其稳定、可靠的性能和简单的编程语言一致得到自动化行业的肯定。Suitable PLC wide, powerful, intelligent, convenient, so it is widely used in automatic control Especially the function instruction, powerful switching logic control and process control,so it has irreplaceable value in today's industrial The use of PLC for enterpriseproduction mode upgrade, can reduce the human and financial investment The use of PLC can solve the problem of multi person, multi period, large workload problems, its stable performance, reliable and simple programming language developed in the automation industry 文中以三菱公司的FX-2N系列小型PLC为介绍对象,主要介绍它的结构、原理、指令表和编程基础,附带部分接线介绍。论文通过介绍三菱PLC技术和使用方法,并应用到元禾公司自动化流水线上,满足其高效率,高质量的生产和工艺要求,达到最大限度的提高效率、减少人员投入和节约成本的目的。The FX-2N series of small PLC Mitsubishi Co as the object in this paper, it mainly introduces thestructure, principle, instruction form and basic programming, with partial wiring The paper introduces the Mitsubishi method and using PLC technology, and applied to the yuan Wo company automation line, meet the requirements of its high efficiency, high quality andproduction process, to improve efficiency, reduce staff input and cost savings 不好意思,刚看到