This should be checked with the standard lists 0-8. E.g. Integer List N7 addressable up to offset 100 (default).
In case of communication problems, the driver
writes a detailed problem analysis into the driver communication
error file. This file is stored in the project directory
(RT\\FILES\\zenOn\\custom\\log). The name of the file is
The file can be opened with any text editor, e.g. Notepad.
For additional error analyses, please send a project backup and the "error file" to the support team responsible for you.