In the PviMon you have the possibility to create a Snapshot.
This will contain information about all variables used in the Delphi application.
If this snapshot contains the wanted production data, is the question.
See also post:
Upload program from PLC SG2003 - Ask Questions - B&R Community
In the mentioned HowToBackupSG3Targets_eng_AT.pdf it is described to read out information from the plc (like value of variables) with the PVITransfer tool.