Table of contents
Converter with control units CU250D-2
10
Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
7.6.6.3
Cam sequencer .................................................................................................................... 184
7.6.7
Referencing .......................................................................................................................... 185
7.6.7.1
Referencing methods ........................................................................................................... 185
7.6.7.2
Setting the reference point approach ................................................................................... 187
7.6.7.3
Setting the flying referencing ............................................................................................... 193
7.6.7.4
Set reference point ............................................................................................................... 198
7.6.7.5
Absolute encoder adjustment .............................................................................................. 200
7.6.8
Jogging ................................................................................................................................. 202
7.6.8.1
Jog velocity .......................................................................................................................... 202
7.6.8.2
Incremental jogging .............................................................................................................. 203
7.6.8.3
Setting jogging ..................................................................................................................... 203
7.6.9
Traversing blocks ................................................................................................................. 205
7.6.9.1
Travel to fixed stop ............................................................................................................... 213
7.6.9.2
Examples ............................................................................................................................. 218
7.6.10
Direct setpoint input (MDI) ................................................................................................... 220
7.7
Protection functions ............................................................................................................. 226
7.7.1
Inverter temperature monitoring ........................................................................................... 226
7.7.2
Motor temperature monitoring using a temperature sensor ................................................ 229
7.7.3
Protecting the motor by calculating the motor temperature ................................................. 232
7.7.4
Overcurrent protection ......................................................................................................... 234
7.8
Application-specific functions ............................................................................................... 235
7.8.1
Functions that match the application ................................................................................... 235
7.8.2
Unit changeover ................................................................................................................... 236
7.8.2.1
Changing over the motor standard ...................................................................................... 237
7.8.2.2
Changing over the unit system ............................................................................................ 238
7.8.2.3
Switching units with STARTER ............................................................................................ 238
7.8.3
Electrically braking the motor ............................................................................................... 240
7.8.3.1
DC braking ........................................................................................................................... 240
7.8.3.2
Braking with regenerative feedback to the line .................................................................... 243
7.8.4
Motor holding brake ............................................................................................................. 244
7.8.5
System protection ................................................................................................................ 248
7.8.5.1
No-load monitoring, blocking protection, stall protection ..................................................... 249
7.8.5.2
Load monitoring ................................................................................................................... 250
7.9
Safe Torque Off (STO) safety function ................................................................................ 255
7.9.1
Function description ............................................................................................................. 255
7.9.2
Prerequisite for STO use ..................................................................................................... 257
7.9.3
Commissioning STO ............................................................................................................ 257
7.9.3.1
Commissioning tools ............................................................................................................ 257
7.9.3.2
Protection of the settings from unauthorized changes......................................................... 258
7.9.3.3
Configuring safety functions ................................................................................................. 258
7.9.3.4
Interconnecting the "STO active" signal............................................................................... 259
7.9.3.5
Setting the filter for safety-related inputs ............................................................................. 260
7.9.3.6
Setting the forced checking procedure (test stop) ............................................................... 263
7.9.3.7
Activate settings and check digital inputs ............................................................................ 264
7.9.3.8
Acceptance - completion of commissioning ......................................................................... 268
7.10
Switchover between different settings ................................................................................. 272
8
Backing up data and series commissioning .......................................................................................... 275
8.1
Saving settings on a memory card....................................................................................... 276
8.1.1
Saving settings to the memory card..................................................................................... 277