Siemens SINAMICS DCM Operating Instructions Manual page 16

Table of contents
10.7.3 Examples of the use of a Rockwell PLC .............................................................................. 501
10.7.3.1 Configuration of a Rockwell PLC for the communication with SINAMICS DCM ................. 501
10.7.3.2 Writing and reading parameters with Class 4xx .................................................................. 504
10.8 Communication via MODBUS TCP ..................................................................................... 506
10.8.1 Overview .............................................................................................................................. 506
10.8.2 Configuring Modbus TCP via interface X1400 ..................................................................... 507
10.8.3 Mapping tables ..................................................................................................................... 508
10.8.4 Read and write access using function codes ....................................................................... 511
10.8.5 Communication via data set 47 ............................................................................................ 513
10.8.5.1 Communication details ......................................................................................................... 514
10.8.5.2 Examples: Read parameter ................................................................................................. 515
10.8.5.3 Examples: Write parameter ................................................................................................. 516
10.8.6 Communication sequence ................................................................................................... 517
10.8.7 Messages and parameters .................................................................................................. 518
10.9 Serial interface with USS protocol ....................................................................................... 519
10.10 Switch on, switch off, enable ................................................................................................ 520
10.10.1 Switch on/Switch off (ON/OFF1) – Control word bit 0.......................................................... 520
10.10.2 OFF2 (disconnection) – Control word bit 1 .......................................................................... 523
10.10.3 OFF3 (quick stop) – Control word bit 2 ................................................................................ 523
10.10.4 Operation enable (enable) - control word bit 3 .................................................................... 525
10.11 Safety shutdown (E-STOP) .................................................................................................. 525
10.12 Setpoint channel .................................................................................................................. 526
10.12.1 Ramp-function generator ..................................................................................................... 526
10.12.2 Jog ....................................................................................................................................... 531
10.12.3 Creep ................................................................................................................................... 532
10.12.4 Fixed setpoint ....................................................................................................................... 533
10.13 Encoder evaluation .............................................................................................................. 534
10.13.1 Actual speed values ............................................................................................................. 535
10.13.2 Control and status words for encoders ................................................................................ 536
10.13.2.1 Control and status words for encoders ................................................................................ 536
10.14 Speed controller ................................................................................................................... 536
10.15 Adaptation of the armature and field current controller ....................................................... 540
10.16 Technology controller ........................................................................................................... 543
10.17 Switch-on command for holding or operational brake ......................................................... 546
10.18 Switching on auxiliary circuits .............................................................................................. 549
10.19 Operating hours counter, unit fan ........................................................................................ 549
10.20 Thermal overload protection for the DC motor (I2t monitoring of the motor) ....................... 550
10.21 Measuring the motor temperature........................................................................................ 555
10.22 Speed-dependent current limitation ..................................................................................... 556
10.23 Thyristor blocking voltage calculation .................................................................................. 559
10.24 Automatic restart .................................................................................................................. 560
10.25 Operation on a single-phase line supply .............................................................................. 560
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SINAMICS DCM Control Module
Operating Instructions, 12/2018, A5E34888669A