8.2 Brief description of the parameters................................................................................... 185
8.3 Sequence control when switching the motor on and o.................................................... 186
8.4 Adapt the default setting of the terminal strip .................................................................. 188
8.4.1 Digital inputs ................................................................................................................... 189
8.4.2 Analog input as digital input ............................................................................................ 190
8.4.3 Failsafe digital inputs ....................................................................................................... 190
8.4.4 Digital outputs................................................................................................................. 192
8.4.5 Analog input.................................................................................................................... 194
8.4.6 Adjusting characteristics for analog input ......................................................................... 195
8.4.7 Setting the deadband....................................................................................................... 197
8.4.8 Analog output ................................................................................................................. 198
8.4.9 Adjusting characteristics for analog output....................................................................... 199
8.5 Controlling clockwise and counter-clockwise rotation via digital inputs ............................. 200
8.5.1 Two-wire control, ON/reverse ........................................................................................... 202
8.5.2 Two-wire control, clockwise/counterclockwise rotation 1 .................................................. 204
8.5.3 Two-wire control, clockwise/counterclockwise rotation 2 .................................................. 206
8.5.4 Three-wire control, enable/clockwise/counterclockwise rotation........................................ 208
8.5.5 Three-wire control, enable/ON/reverse.............................................................................. 210
8.6 Drive control via PROFIBUS or PROFINET ........................................................................... 211
8.6.1 Receive data and send data.............................................................................................. 211
8.6.2 Telegrams........................................................................................................................ 212
8.6.3 Parameter channel........................................................................................................... 218
8.6.4 Examples......................................................................................................................... 226
8.6.5 Expanding or freely interconnecting telegrams................................................................. 228
8.6.6 Device-to-device communication...................................................................................... 231
8.6.7 Acyclically reading and writing converter parameters........................................................ 231
8.7 Drive control via Modbus RTU........................................................................................... 232
8.8 Drive control via USS........................................................................................................ 235
8.9 Drive control via Ethernet/IP ............................................................................................. 238
8.10 Jogging ........................................................................................................................... 240
8.11 Limit position control....................................................................................................... 242
8.12 Switching over the drive control (command data set) ....................................................... 243
8.13 Motor holding brake ........................................................................................................ 245
8.14 Free function blocks......................................................................................................... 249
8.15 Selecting physical units.................................................................................................... 251
8.15.1 Motor standard................................................................................................................ 251
8.15.2 Unit system ..................................................................................................................... 251
8.15.3 Technological unit of the technology controller ................................................................ 253
8.15.4 Setting the system of units and technology unit ............................................................... 254
8.16 Safe Torque O (STO) safety function ............................................................................... 255
8.16.1 Where are the safety functions described? ........................................................................ 255
8.16.2 Principle of operation....................................................................................................... 255
8.16.3 EMERGENCY SWITCHING OFF and EMERGENCY STOP ........................................................ 257
8.16.4 Commissioning STO......................................................................................................... 258
8.16.4.1 Commissioning tools........................................................................................................ 258
Table of contents
SINAMICS G120C Converters
8 Operating Instructions, 02/2023, FW V4.7 SP14, A5E34263257B AK