Siemens SINUMERIK 840D sl Function Manual page 21

13.7.5 Data backup.........................................................................................................................828
13.7.6 PLC series startup, PLC archive..........................................................................................828
13.7.7 Software upgrade.................................................................................................................831
13.7.8 I/O modules (FM, CP modules)............................................................................................831
13.7.9 Troubleshooting...................................................................................................................832
13.8 Coupling of the PLC CPU....................................................................................................833
13.8.1 General................................................................................................................................833
13.8.2 Properties of the PLC CPU..................................................................................................833
13.8.3 Interface with integrated PLC...............................................................................................833
13.8.4 Diagnostic buffer on PLC.....................................................................................................835
13.9 Interface structure................................................................................................................836
13.9.1 PLC/NCK interface...............................................................................................................836
13.9.2 Interface PLC/HMI................................................................................................................842
13.9.3 PLC/MCP/HHU interface......................................................................................................847
13.10 Structure and functions of the basic program......................................................................849
13.10.1 Startup and synchronization of NCK PLC............................................................................850
13.10.2 Cyclic operation (OB1).........................................................................................................851
13.10.3 Time-interrupt processing (OB35)........................................................................................853
13.10.4 Process-interrupt processing (OB 40) .................................................................................853
13.10.5 Diagnostic alarm, module failure processing (OB82, OB86)................................................854
13.10.6 Response to NCK failure......................................................................................................855
13.10.7 Functions of the basic program called from the user program.............................................856
13.10.8 Symbolic programming of user program with interface DB..................................................858
13.10.9 M decoding acc. to list..........................................................................................................860
13.10.10 PLC machine data................................................................................................................864
13.10.11 Configuration machine control panel, handheld unit, direct keys.........................................867
13.10.12 Switchover of machine control panel, handheld unit............................................................876
13.11 SPL for Safety Integrated.....................................................................................................878
13.12 Assignment overview...........................................................................................................878
13.12.1 Assignment: NCK/PLC interface..........................................................................................878
13.12.2 Assignment: FB/FC..............................................................................................................879
13.12.3 Assignment: DB...................................................................................................................879
13.12.4 Assignment: Timers.............................................................................................................880
13.13 PLC functions for HMI..........................................................................................................881
13.13.1 Program selection from the PLC..........................................................................................881
13.13.2 Activating the key lock..........................................................................................................884
13.13.3 Operating area numbers......................................................................................................884
13.13.4 Screen numbers...................................................................................................................884
13.13.4.1 Screen numbers: JOG, manual machine.............................................................................885
13.13.4.2 Screen numbers: Reference point approach.......................................................................890
13.13.4.3 Screen numbers: MDA.........................................................................................................890
13.13.4.4 Screen numbers: AUTOMATIC............................................................................................890
13.13.4.5 Screen numbers: Parameters operating area......................................................................891
13.13.4.6 Screen numbers: Program operating area...........................................................................892
13.13.4.7 Screen numbers: Program manager operating area............................................................893
13.13.4.8 Screen numbers: Diagnostics operating area......................................................................893
13.13.5 HMI monitor..........................................................................................................................893
13.14 PLC functions for drive components on the integrated PROFIBUS.....................................895
13.14.1 Overview..............................................................................................................................895
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Table of contents
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