| 2. | This paper firstly introduces the meaning of subjects ; summarize the development of plc technology and ac frequency conversion for speed adjustment . in the second chapter , we illustrate the structure and flowchart of plc , then we introduce characteristic of mitsubishi fx2n plc . in the third chapter , we focused on the structure of transducer arithmetic of controlling , basic principle and the advantage of ac frequency conversion for speed adjustment . in the forth chapter , we emphasized on the structure of this system , the configuration of hardware and the implement of software in this system . in the fifth chapter , we introduce the anti - jamming measure that the system adopted . in the last chapter , we summaries the article
基于fx2nplc的编程软件gxdeveloper7 . 0采用模块化的程序设计方法,大量采用代码重用,减少软件的开发和维护。本文首先介绍了课题的意义, plc技术、变频调速技术的发展概况。第二章详细的介绍了可编程序控制的基本构成和数据处理流程,然后详细的介绍三菱fx2nplc的特点。 |
