Siemens SINAMICS G150 Operating Instructions Manual page 13

6.8 Communication via PROFIBUS DP ...........................................................................................336
6.8.1 PROFIBUS connection ..............................................................................................................336
6.8.2 Control via PROFIBUS ..............................................................................................................341
6.8.3 Monitoring: Telegram failure ......................................................................................................343
6.8.4 Further information about communication via PROFIBUS DP ..................................................343
6.9 Communication via PROFINET IO ............................................................................................344
6.9.1 Activating online operation: STARTER via PROFINET IO ........................................................344
6.9.2 General information about PROFINET IO .................................................................................348
6.9.2.1 General information about PROFINET IO for SINAMICS .........................................................348
6.9.2.2 Real-time (RT) and isochronous real-time (IRT) communication ..............................................349
6.9.2.3 Addresses ..................................................................................................................................350
6.9.2.4 Data transmission ......................................................................................................................352
6.9.2.5 Communication channels...........................................................................................................353
6.9.3 Further information about communication via PROFINET IO ...................................................353
6.10 Communication via SINAMICS Link ..........................................................................................354
6.10.1 Basic principles of SINAMICS Link............................................................................................354
6.10.2 Topology ....................................................................................................................................356
6.10.3 Configuring and commissioning.................................................................................................357
6.10.4 Example .....................................................................................................................................358
6.10.5 Communication failure when booting or in cyclic operation.......................................................361
6.10.6 Parameter ..................................................................................................................................361
6.11 Parallel operation of communication interfaces .........................................................................362
6.12 Engineering Software Drive Control Chart (DCC) .....................................................................366
7 Setpoint channel and closed-loop control .............................................................................................. 367
7.1 Chapter content .........................................................................................................................367
7.2 Setpoint channel ........................................................................................................................368
7.2.1 Setpoint addition ........................................................................................................................368
7.2.2 Direction reversal .......................................................................................................................369
7.2.3 Skip frequency bands and minimum speed...............................................................................370
7.2.4 Speed limitation..........................................................................................................................371
7.2.5 Ramp-function generator ...........................................................................................................372
7.3 V/f control ...................................................................................................................................375
7.3.1 Voltage Boost.............................................................................................................................378
7.3.2 Resonance damping ..................................................................................................................382
7.3.3 Slip compensation......................................................................................................................383
7.4 Vector speed/torque control with/without encoder.....................................................................384
7.4.1 Vector control without encoder ..................................................................................................385
7.4.2 Vector control with encoder .......................................................................................................392
7.4.3 Speed controller .........................................................................................................................393
7.4.3.1 Speed controller pre-control (integrated pre-control with balancing).........................................396
7.4.3.2 Reference model........................................................................................................................399
7.4.3.3 Speed controller adaptation .......................................................................................................400
7.4.3.4 Droop Function...........................................................................................................................402
7.4.3.5 Open actual speed value ...........................................................................................................403
7.4.4 Closed-loop torque control.........................................................................................................405
7.4.5 Torque limiting............................................................................................................................408
7.4.6 Permanent-magnet synchronous motors...................................................................................409
Converter cabinet units
Operating Instructions, 03/2012, A5E03263466A
Table of contents
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