BONFIGLIOLI active cube 201

12/16
Operating Instructions ACU
9
16.5 Function Modules ........................................................................................... 195
16.5.1 Timer ...................................................................................................................... 195
16.5.1.1 Timer – Time Constant ..................................................................................... 196
16.5.2 Comparator ............................................................................................................. 198
16.5.3 Table of functions .................................................................................................... 200
16.5.4 Multiplexer/demultiplexer ......................................................................................... 200
17 V/f characteristic ....................................................................................................... 202
17.1 Dynamic voltage pre-control .......................................................................... 203
18 Control functions ........................................................................................................ 204
18.1 Intelligent current limits ................................................................................ 204
18.2 Voltage controller ........................................................................................... 206
18.3 Technology controller ..................................................................................... 212
18.4 Functions of sensorless control ...................................................................... 221
18.4.1 Slip compensation ................................................................................................... 221
18.4.2 Current limit value controller .................................................................................... 222
18.5 Functions of field-oriented control ................................................................. 223
18.5.1 Current controller .................................................................................................... 223
18.5.2 Advanced current controller ..................................................................................... 224
18.5.3 Torque controller ..................................................................................................... 224
18.5.3.1 Torque preset .................................................................................................. 225
18.5.3.2 Upper and lower frequency limit in torque control .............................................. 225
18.5.3.3 Limit value sources .......................................................................................... 226
18.5.3.4 Switching over between speed control and torque control .................................. 226
18.5.4 Speed controller ...................................................................................................... 226
18.5.4.1 Limitation of speed controller ........................................................................... 228
18.5.4.2 Limit value sources .......................................................................................... 229
18.5.4.3 Integral time speed compensation .................................................................... 230
18.5.5 Acceleration pre-control ........................................................................................... 230
18.5.6 Field controller ........................................................................................................ 231
18.5.6.1 Limitation of field controller .............................................................................. 232
18.5.7 Modulation controller ............................................................................................... 232
18.5.7.1 Limitation of modulation controller .................................................................... 233
19 Special functions ........................................................................................................ 234
19.1 Pulse width modulation .................................................................................. 234
19.2 Fan 235
19.3 Bus controller ................................................................................................. 235
19.4 Brake chopper and brake resistance .............................................................. 236
19.4.1 Dimensioning of brake resistor ................................................................................. 237
19.5 Motor circuit breaker ...................................................................................... 238
19.5.1 Motor circuit breaker................................................................................................ 238
19.5.2 Motor protection by I
2
t monitoring ............................................................................ 242
19.6 V-belt monitoring ........................................................................................... 244
19.7 Functions of field-oriented control ................................................................. 245
19.7.1 Motor chopper ......................................................................................................... 245
19.7.2 Temperature Adjustment ......................................................................................... 246
19.7.3 Speed sensor monitoring ......................................................................................... 247
19.8 Traverse function ........................................................................................... 247
19.9 Profibus/Internal Notation converter ............................................................ 249