PLC Communication Using .NET C# sample

In this article I will explain how to communicate with PLC (Programmable Logic Controller). I started my PLC communication program using .NET from 2007. For a basic understanding of what PLC is, use Google because basically I am not a PLC Engineer or Electrical Engineer, but I will explain to you how to connect PLC using .NET programs, how to read data from PLC, and how to write data to PLC. My sample programs are all based on MELSEC PLC using TCP/IP communication. There are different kinds of PLC available like MELSEC ,SIMENS, and etc. For each PLC communication there are different types of protocols available. In this demo program I have used TCP IP communication for MELSEC PLC. Here I have mentioned .NET programs instead of a language in .NET. In my article you will find four Zip files: Shanu C# sample - 67.2 KB