How does Never Read Same Code Twice work in a Multi-Reader Sync system?

If Never Read Same Code Twice is specified in the Primary reader and the Secondary readers read the same code, the Primary reader considers all results and filters out duplicated reads regardless of their source.

Note: DM060, DM070, DM080, DM260, DM280, DM290, DM300, DM360, DM370, DM380, DM390, DM470, DM503, DM580