Siemens SINUMERIK 840D sl Function Manual page 20

Contents
14.4 Special features of synchronous mode..................................................................................... 889
14.4.1 Special features of synchronous mode in general.................................................................... 889
14.4.2 Restore synchronism of following spindle................................................................................. 891
14.4.3 Influence on synchronous operation via PLC interface ............................................................ 893
14.4.4 Differential speed between leading and following spindles ...................................................... 896
14.4.5 Behavior of synchronism signals during synchronism correction ............................................. 900
14.4.6 Delete synchronism correction and NC reset ........................................................................... 901
14.4.7 Special points regarding start-up of a synchronous spindle coupling....................................... 901
14.5 Examples................................................................................................................................... 907
14.6 Data lists.................................................................................................................................... 908
14.6.1 Machine data............................................................................................................................. 908
14.6.1.1 NC-specific machine data ......................................................................................................... 908
14.6.1.2 Channel-specific machine data................................................................................................. 908
14.6.1.3 Axis/spindle-specific machine data ........................................................................................... 908
14.6.2 Setting data ............................................................................................................................... 909
14.6.2.1 Channel-specific setting data .................................................................................................... 909
14.6.3 Signals....................................................................................................................................... 909
14.6.3.1 Signals to channel..................................................................................................................... 909
14.6.3.2 Signals from channel................................................................................................................. 909
14.6.3.3 Signals to axis/spindle............................................................................................................... 910
14.6.3.4 Signals from axis/spindle .......................................................................................................... 910
14.6.4 System variables....................................................................................................................... 911
14.6.4.1 System variables....................................................................................................................... 911
15 Memory Configuration (S7).................................................................................................................... 913
15.1 Brief description ........................................................................................................................ 913
15.2 Memory organization................................................................................................................. 914
15.2.1 Active and passive file system .................................................................................................. 914
15.2.2 Reconfiguration ......................................................................................................................... 915
15.3 Configuration of the static user memory ................................................................................... 916
15.3.1 Division of the static NC memory.............................................................................................. 916
15.3.2 Startup....................................................................................................................................... 918
15.4 Configuration of the dynamic user memory .............................................................................. 920
15.4.1 Division of the dynamic NC memory......................................................................................... 920
15.4.2 Startup....................................................................................................................................... 921
15.5 Data lists.................................................................................................................................... 922
15.5.1 Machine data............................................................................................................................. 922
15.5.1.1 General machine data............................................................................................................... 922
15.5.1.2 Channel-specific machine data................................................................................................. 926
15.5.1.3 Axis/spindle-specific machine data ........................................................................................... 927
16 Indexing Axes (T1)................................................................................................................................. 929
16.1 Brief Description........................................................................................................................ 929
16.2 Traversing of indexing axes ...................................................................................................... 930
16.2.1 General information................................................................................................................... 930
16.2.2 Traversing of indexing axes in the JOG mode.......................................................................... 930
16.2.3 Traversing of indexing axes in the AUTOMATIC mode............................................................ 932
16.2.4 Traversing of indexing axes by PLC ......................................................................................... 933
16.3 Parameterization of indexing axes............................................................................................ 934
16.4 Programming of indexing axes.................................................................................................. 936
20
Function Manual, 01/2008, 6FC5397-1BP10-3BA0
Extended Functions