With the help of the CAA library, different use cases for dealing with AC500 PLCs can be programmed. Function block descriptions for the CAA library can be found in the Library Manager.

The guidelines for the CAA libraries correspond to the general guidelines for library development. For a detailed description see help chapter ‎⮫ Guidelines for Library Development.

By using the CSV read function, information from CSV or other formatted DAT files can be read into Structured Text. This use case is described in an ‎⮫ application example.

Procedures how to handle files with the CAA library in order to write, read and append files are given in an ‎⮫ application example.