18.3 Bus controller .......................................................................................... 241
18.4 Brake Chopper and Brake Resistance ..................................................... 243
18.4.1 Dimensioning of Brake Resistor ...................................................................... 244
18.5 Motor Protection ..................................................................................... 245
18.5.1 Motor Protection Switch ................................................................................. 245
18.5.2 Motor Protection by I2t- Monitoring ................................................................ 248
18.6 V-belt Monitoring .................................................................................... 250
18.7 Functions of Field-Orientated Control .................................................... 251
18.7.1 Motor Chopper .............................................................................................. 251
18.7.2 Temperature Adjustment ............................................................................... 252
18.7.3 Speed Sensor Monitoring ............................................................................... 253
18.8 Traverse function .................................................................................... 254
18.9 Converter Profibus from/to Internal Notation ....................................... 256
19 Actual Values .............................................................................................................. 257
19.1 Actual Values of the Frequency Inverter ................................................ 257
19.1.1 STO Status ................................................................................................... 259
19.2 Actual Values of the Machine .................................................................. 260
19.3 Actual value memory .............................................................................. 261
19.4 Actual Values of the System ................................................................... 262
19.4.1 Actual System Value ...................................................................................... 262
19.4.2 Volume Flow and Pressure ............................................................................. 263
20 Error Protocol ............................................................................................................. 264
20.1 Error List ................................................................................................. 264
20.1.1 Error Messages ............................................................................................. 264
20.2 Error Environment .................................................................................. 269
21 Operational and Error Diagnosis ................................................................................ 271
21.1 Status Display ......................................................................................... 271
21.2 Status of Digital Signals .......................................................................... 271
21.3 Controller Status ..................................................................................... 272
21.4 Warning Status and Warning Status Application ................................... 273
22 Parameter List ............................................................................................................ 275
22.1 Actual Value Menu (VAL) ........................................................................ 275
22.2 Parameter Menu (PARA) ......................................................................... 278
Index ................................................................................................................................ 287
Functions of the control terminals (table) ....................................................................... 289
06/13 Operating Instructions ACU 9
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