Siemens CP-8021

Engineering via SICAM WEB
432 Unrestricted SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual
DC8-037-2.02, Edition 10.2017
9.2.1.5 System Information
The following system variables (VAR_GLOBAL) can be read out and evaluated in the applica-
tion program.
Variable name Meaning Format
PLC_CYCLETIME_OVERFLOW Cycle time exceeded BOOL
PLC_CYCLETIME Cycle time DINT
PLC_SINGLE Single run BOOL
PLC_PROCESSINGCOUNTER Number of program runs DINT
PLC_PROCESSINGTIME Processing time DINT
PLC_SYSTIME.MS System time millisecond DINT
PLC_SYSTIME.SEC System time second DINT
PLC_SYSTIME.MIN System time minute DINT
PLC_SYSTIME.IVT System time IV bit BOOL
PLC_SYSTIME.H System time hour DINT
PLC_SYSTIME.DST System time daylight saving BOOL
PLC_SYSTIME.DAY System time day DINT
PLC_SYSTIME.WEEKDAY System time weekday DINT
PLC_SYSTIME.MONTH System time month DINT
PLC_SYSTIME.YEAR System time year DINT
PLC_SYSTIME.TIME_DATE System time complete (7 bytes) TIME_DATE
PLC_SYSERROR_001 Sum error internal BOOL
PLC_SYSERROR_002 Sum error external BOOL
PLC_SYSERROR_003 Sum error communication BOOL
PLC_SYSERROR_004 Sum error test BOOL
PLC_SYSERROR_005 Sum error warning BOOL
PLC_SYSERROR_006 Sum error board failure BOOL
PLC_SYSERROR_007 Sum error failure BOOL
PLC_SYSERROR_008 Sum error startup BOOL
PLC_SYSERROR_009 M-CPU fault BOOL
PLC_SYSERROR_010 Periphery fault BOOL
PLC_SYSERROR_011 Protocol 0 fault BOOL
PLC_SYSERROR_012 Protocol 1 fault BOOL
PLC_SYSERROR_013 Protocol 2 fault BOOL
PLC_SYSERROR_014 Protocol 0 communication fault BOOL
PLC_SYSERROR_015 Protocol 1 communication fault BOOL
PLC_SYSERROR_016 Protocol 2 communication fault BOOL
PLC_SYSERROR_017 Periphery failure BOOL
PLC_SYSERROR_018 Protocol 0 failure BOOL
PLC_SYSERROR_019 Protocol 1 failure BOOL
PLC_SYSERROR_020 Protocol 2 failure BOOL
PLC_SYSERROR_021 Protocol 0 communication failure BOOL
PLC_SYSERROR_022 Protocol 1 communication failure BOOL
PLC_SYSERROR_023 Protocol 2 communication failure BOOL