ID 50354SERCOS-Parameter: Unknown SERCOS ID. Description Read or write command for SERCOS parameter in CNC program via #IDENT WR[], #IDENT RD[] failed because of unknown or invalid SERCOS-ID. For more information on this function see [PROG// Section: Writing and reading SERCOS parameters and commands]. Response Class 4 Movement stop. Solution Class 6 Check SERCOS-ID in CNC program. Parameter %1: Logical axis number [-] Logical axis number P-AXIS-00016 of concerned axis. %2: Identification number [-] Programmed SERCOS ident number. %3: Current value [-] SERCOS return value 1. %4: Current value [-] SERCOS return value 2. Error type 1, Error message from NC program.