Loading program code, logging in and starting the PLC

To download the source code of your PLC program onto the controller, you have to log in with the PLC project on the controller. If you have several PLC projects in your project, you have to activate the desired PLC project first.

Loading the PLC project and starting the program

The PLC project is error-free and is not yet on the controller.
The PLC project and the communication with the controller are not encrypted.
1. Select the PLC project to be the loaded and started in the drop-down list Active PLC Project in the TwinCAT PLC Toolbar Options.
The active PLC project appears as the first entry in the drop-down list.
2. In the TwinCAT XAE Base Toolbar Options click on Activate Configuration Loading program code, logging in and starting the PLC 1:.
A dialog appears asking whether you want to activate the configuration.
3. Click OK.
A dialog appears asking whether TwinCAT should be restarted in Run mode.
4. Click OK.
The configuration is activated, and TwinCAT is set to Run mode. The current status appears in the taskbar: Loading program code, logging in and starting the PLC 2:. Activation also transfers the PLC project to the controller.
5. Select the command Login in the PLC menu or in the TwinCAT PLC Toolbar Options Loading program code, logging in and starting the PLC 3:.
A dialog appears asking whether you want to create and load the application onto the controller.
6. Confirm the dialog with YES.
The PLC project is loaded onto the controller.
7. Select the command Start in the PLC menu or in the TwinCAT PLC Toolbar Options Loading program code, logging in and starting the PLC 4: or press [F5].
The program is running on the controller.

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