Siemens SINUMERIK 840D sl Function Manual page 15

11.2.1 Control dynamics ..................................................................................................................... 458
11.2.2 Velocity feedforward control .................................................................................................... 460
11.2.3 Control loop structure .............................................................................................................. 462
11.2.4 Compensation vector ............................................................................................................... 463
11.3 Technological features of clearance control ............................................................................ 467
11.4 Sensor collision monitoring...................................................................................................... 469
11.5 Startup ..................................................................................................................................... 470
11.5.1 Activating the technological function ....................................................................................... 470
11.5.2 Configuring the memory .......................................................................................................... 470
11.5.3 Parameter settings for input signals (840D) ............................................................................ 471
11.5.4 Parameter settings for input signals (840Di) ........................................................................... 472
11.5.5 Parameters of the programmable compensation vector .......................................................... 473
11.5.6 Parameter settings for clearance control ................................................................................. 474
11.5.7 Starting up clearance control ................................................................................................... 476
11.6 Programming ........................................................................................................................... 479
11.6.1 Activating and deactivating clearance control (CLC) ............................................................... 479
11.6.2 Closed-loop control gain (CLC_GAIN) ..................................................................................... 484
11.6.3 Limiting the control range (CLC_LIM) ...................................................................................... 486
11.6.4 Direction-dependent traversing motion disable ....................................................................... 488
11.6.5 Voltage offset, can be set on a block-specific basis (CLC_VOFF) .......................................... 490
11.6.6 Voltage offset definable by synchronized action ..................................................................... 491
11.6.7 Selection of the active sensor characteristic (CLC_SEL) ........................................................ 492
11.7 Function-specific display data ................................................................................................. 493
11.7.1 Channel-specific GUD variables .............................................................................................. 493
11.7.2 OPI variable ............................................................................................................................. 495
11.8 Function-specific alarm texts ................................................................................................... 497
11.9 Boundary conditions ................................................................................................................ 498
11.9.1 I/O modules ............................................................................................................................. 498
11.9.1.1 I/O modules (840D) ................................................................................................................. 498
11.9.1.2 I/O modules (840Di) ................................................................................................................ 499
11.9.1.3 External smoothing filters ........................................................................................................ 499
11.9.2 Function-specific boundary conditions .................................................................................... 500
11.10 Data lists.................................................................................................................................. 503
11.10.1 Machine data ........................................................................................................................... 503
11.10.1.1Drive-specific machine data (840D) ........................................................................................ 503
11.10.1.2Drive-specific machine data (840Di) ........................................................................................ 503
11.10.1.3NC-specific machine data ........................................................................................................ 503
11.10.1.4Channel­specific machine data ............................................................................................... 503
11.10.1.5Axis/spindle­specific machine data .......................................................................................... 504
11.10.2 Signals ..................................................................................................................................... 505
11.10.2.1Signals to channel ................................................................................................................... 505
11.10.2.2Signals from channel ............................................................................................................... 505
12 TE3: Speed/torque coupling, master-slave .............................................................................................507
12.1 Brief description....................................................................................................................... 507
12.2 Coupling diagram .................................................................................................................... 508
12.3 Configuring a coupling............................................................................................................. 509
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Table of contents
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