1. First download Mitsubishi PLC programming software GX Developer, currently the latest version is 8.86. As shown in the following figure. Download the installation, need serial number, if you have Mitsubishi PLC can apply for serial number, if learning to use, you can search the Internet.
2. After the installation completes, opens the software GX Developer, opens the following picture to be shown:
3. Open the "project-Create New Project" In the menu bar, pop-up "Create New project" window, you can choose plc type, program type and set project name. This article selected is the FX series fx2n, Ladder diagram. Click OK and go back to the main window and start writing a ladder diagram, as shown in the following illustration:
4. Then you can begin to write the PLC ladder diagram program. We can find the corresponding input and output symbols in the toolbar, click to add to the program editor, you can double-click the left button in the editor, enter the corresponding symbol, as shown in the following figure:
5. After writing a simple program, you can click "Transform-Transform" in the toolbar, or click the right button in the editor, click the bottom transformation, as shown in the following picture:
6. If there are errors in the program, the transformation will pop-up prompts the window, prompted "there can not be transformed ladder diagram, please correct the ladder of the cursor position", as shown in the following figure:
7. After the correction procedure confirms correctly, transforms, then you can click on the toolbar "tool-Program check", pop-up "program check" window, which can be "instructions, double coil, ladder diagram, soft components and consistency" to check, click "After", you can check, after the inspection, Will be prompted in the information window below, as shown in the following illustration:
8. After the program check has not been wrong, you can click on the toolbar "online-PLC write", the PLC on-line debugging, as shown in the following picture: