Application on the PLC Downloading the application to the PLC Requirement: The application has been compiled without errors. For more information, see: Debugging the application program Click Online →

Creating and Configuring a Project What is a project? . What is a project? A project contains the objects which are necessary to create a controller program ("application"): Pure POUs Examples: progra

Creating Standard Projects Click File → New Project , and then the Projects → Standard Project template. Specify a name (example: myProject ) and a location in the file system. The Standard Project di

Adding Objects Requirement: A project is open. At least the top <project name> node exists in the Devices view ("device tree") and in the POUs view. The following instructions demonstrate some options

Changing the Compiler Version The compiler version, which is used in the current project to generate code for use on the target device, is defined in the project settings. The compiler version is inde

Configuring Write Protection A project can be protected against inadvertent changes by means of access and write protection. In addition, however, it can also be provided with read protection (know-ho

Assigning Passwords Requirement: The project is open. Click Project → Project Settings and then the Security category. The Project Settings – Security dialog opens. Select the Encryption option. The o

Protecting Projects Using a Dongle Requirement: The project is opened and you have connected the CODESYS Security Key (dongle) to your computer. Click Project → Project Settings and then the Security

Setting Up User Management Tip This is relevant for a user management for a CODESYS project file. Visualizations and devices can have their own user management. For more information, see: Handling of

Disabling User Management Important After disabling the user management, your controller is accessible again for everyone in the network of the controller. Therefore, you should only do this in justif