Add variables for data protection

Use
Data protection
 to select multiple user-defined global variables that retain their values when:
  • Restoring a controller project from a memory module (available for L20E, L50E, and L70E controllers).
  • Downloading a project, programs, variables, and controller configurations to a
    Micro800
     controller (available for L20E, L50E, and L70E controllers).
Data protection supports up to 60 user-defined variables of the following types:
  • Simple data types, excluding STRING
  • Arrays with up to three dimensions
To add variables for data protection
  1. Open
    Data protection
     by doing one of the following:
    • In
      Project Organizer
      , right-click the controller, and then select
      Data Protection
      .
    • In
      Project Organizer
      , select the controller, and then from the menu bar, select
      Device
      Data protection
      .
  2. In
    Data protection
    , double-click
    Select variable
     or select .
  3. In the variable selector, find and select the variable, and then select
    Select
    .
  4. In
    Data protection
    , select
    OK
    .
    To delete a variable from
    Data protection
    , right-click the variable, and then select
    Delete
    .
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