If a password already exists in the PLC, UniLogic will ask whether to overwrite it. These passwords download to the controller along with a project. Protected items may be duplicated and may be exported and imported into other applications the item will appear as locked, and UniLogic will request the password before allowing it to be edited. You can apply or remove 'Batch' protection, which will apply a password to all of the functions or screens within a module, or apply passwords to individual functions and screens. The next time the project is opened, the password must be supplied before the item can be edited. These passwords only take effect after you close the project. Ladder Functions and HMI screens, Data Tables and Recipes You can apply passwords to restrict editing of Ladder Functions, HMI screens, Data Tables and Recipes, and to restrict entry to UniApps, Upload, and VNC.
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