Siemens SINAMICS DCM Operating Instructions Manual page 14

Table of contents
10.3.2.1 General information about PROFINET IO for SINAMICS......................................................... 343
10.3.2.2 Real-time (RT) and isochronous real-time (IRT) communication ............................................. 344
10.3.2.3 Addresses ................................................................................................................................. 345
10.3.2.4 Data transmission ..................................................................................................................... 347
10.3.3 Hardware configuration (configuring SINAMICS drives with PROFINET)................................ 347
10.3.4 RT classes for PROFINET IO ................................................................................................... 349
10.3.5 Selection of the PROFINET variant .......................................................................................... 355
10.4 Communication via SINAMICS Link ......................................................................................... 357
10.4.1 Basic principles of SINAMICS Link ........................................................................................... 357
10.4.2 Topology.................................................................................................................................... 358
10.4.3 Configuring and commissioning................................................................................................ 358
10.4.4 Example .................................................................................................................................... 360
10.4.5 Diagnostics................................................................................................................................ 361
10.5 Serial interface with USS protocol ............................................................................................ 363
10.6 Parallel operation of communication interfaces ........................................................................ 365
10.7 Switch on, switch off, enable..................................................................................................... 368
10.7.1 Switch on/Switch off (ON/OFF1) - control word bit 0 ................................................................ 368
10.7.2 OFF2 (disconnection) - control word bit 1................................................................................. 370
10.7.3 OFF3 (quick stop) - control word bit 2....................................................................................... 370
10.7.4 Operation enable (enable) - control word bit 3.......................................................................... 372
10.8 Safety shutdown (E-STOP)....................................................................................................... 373
10.9 Setpoint channel ....................................................................................................................... 374
10.9.1 Ramp-function generator .......................................................................................................... 374
10.9.2 Jog............................................................................................................................................. 379
10.9.3 Creep......................................................................................................................................... 380
10.9.4 Fixed setpoint............................................................................................................................ 381
10.10 Encoder evaluation ................................................................................................................... 382
10.10.1 Actual speed values .................................................................................................................. 382
10.10.1.1 Encoder 1 actual position value 1 (G1_XIST1).................................................................... 383
10.10.1.2 Encoder 1 actual position value 2 (G1_XIST2).................................................................... 383
10.10.1.3 Encoder 2 actual position value 1 (G2_XIST1).................................................................... 385
10.10.1.4 Encoder 2 actual position value 2 (G2_XIST2).................................................................... 385
10.10.2 Control and status words for encoders ..................................................................................... 385
10.10.2.1 Encoder n control word (Gn_STW, n = 1, 2)........................................................................ 386
10.10.2.2 Encoder n status word (Gn_ZSW, n = 1, 2) ......................................................................... 388
10.11 Speed controller ........................................................................................................................ 390
10.12 Adaptation of the armature and field current controller............................................................. 393
10.13 Technology controller................................................................................................................ 396
10.14 Switch-on command for holding or operational brake .............................................................. 399
10.15 Switching on auxiliary circuits ................................................................................................... 402
10.16 Operating hours counter, unit fan ............................................................................................. 403
10.17 Thermal overload protection for the DC motor (I2t monitoring of the motor)............................ 404
10.18 Measuring the motor temperature............................................................................................. 407
10.19 Speed-dependent current limitation .......................................................................................... 409
10.20 Thyristor blocking voltage calculation ....................................................................................... 412
10.21 Automatic restart ....................................................................................................................... 413
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SINAMICS DCM Control Module
Operating Instructions, 06.2010, C98130-A7067-A1-02-7619