Siemens sinumerik 840D sl Function Manual page 225

2.6.2 Programmed dynamic limits.......................................................................................................124
2.6.2.1 Programming (VELOLIMA, ACCLIMA)......................................................................................124
2.6.2.2 Examples ...................................................................................................................................127
2.6.2.3 System variables........................................................................................................................128
2.7 Extended stop and retract (ESR) ...............................................................................................128
2.7.1 Extended stop and retract (ESR) ...............................................................................................128
2.7.2 Reactions external to the control ...............................................................................................130
2.7.3 Drive-independent reactions ......................................................................................................131
2.7.4 NC-controlled extended stop .....................................................................................................133
2.7.5 NC-controlled retraction .............................................................................................................135
2.7.6 Possible trigger sources.............................................................................................................139
2.7.7 Logic gating functions: Source and reaction linking...................................................................141
2.7.8 Activating....................................................................................................................................141
2.7.9 Power failure detection and bridging .........................................................................................142
2.7.10 Generator operation/DC link backup .........................................................................................145
2.7.11 Drive-independent stopping .......................................................................................................146
2.7.12 Drive-independent retraction......................................................................................................147
2.7.13 Configuring aids for ESR ...........................................................................................................149
2.7.14 Control system response ...........................................................................................................153
2.7.15 Boundary conditions ..................................................................................................................155
3 Boundary conditions .............................................................................................................................. 157
3.1 Coupled motion ..........................................................................................................................157
3.2 Curve tables ...............................................................................................................................157
4 Examples............................................................................................................................................... 159
4.1 Coupled motion ..........................................................................................................................159
4.2 Curve tables ...............................................................................................................................161
4.3 Electronic gear for gear hobbing................................................................................................163
4.3.1 Example of linear couplings .......................................................................................................163
4.3.2 Extended example with non-linear components ........................................................................165
4.4 Generic coupling ........................................................................................................................173
4.4.1 Programming examples .............................................................................................................173
4.4.2 Adapt adaptive cycle..................................................................................................................175
4.5 ESR............................................................................................................................................176
4.5.1 Use of drive-independent reaction .............................................................................................176
4.5.2 NC-controlled reactions .............................................................................................................177
4.5.3 Fast retraction of an axis on stop thread cutting........................................................................179
4.5.4 Lift fast via a fast input with ASUB .............................................................................................180
4.5.5 Lift fast with several axes...........................................................................................................181
4.5.6 Lift fast with linear relation of axes.............................................................................................182
5 Data lists................................................................................................................................................ 185
5.1 Machine data..............................................................................................................................185
5.1.1 NC-specific machine data ..........................................................................................................185
5.1.2 Channelspecific machine data ...................................................................................................186
5.1.3 Axis/spindlespecific machine data .............................................................................................186
5.2 Setting data ................................................................................................................................187
5.2.1 Channelspecific setting data ......................................................................................................187
5.3 System variables........................................................................................................................187
Special functions: Axis Couplings and ESR (M3)
Function Manual, 11/2006, 6FC5397-2BP10-2BA0
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