"Velocity direct" operating mode
Properties
- Speed control
- Specification of the speed via the "Velocity" variable in process data object STM Velocity.
Possible "Predefined PDO Assignments"
Parameter
Index | Name | Description | Unit | Data type | Default value |
---|---|---|---|---|---|
8010:03 | Nominal voltage | The DC link voltage UP | 10 mV | UINT | 5000dec |
8011:01 | Kp factor (curr.) | Proportional component of the current controller |
| UINT | 150dec |
8011:02 | Ki factor (curr.) | Integral component of the current controller |
| UINT | 10dec |
Optional parameters
To use step loss detection and/or load angle detection without encoder, set the following parameters additionally:
Index | Name | Description | Unit | Data type | Default value |
---|---|---|---|---|---|
8010:05 | Motor EMF | The voltage constant ke for calculating the back electromotive force (BEMF) The voltage constant can be found in the data sheet of the motor. Alternatively, you can determine it experimentally. | mV/ | UINT | 0 |
8010:0A | Motor coil inductance | The winding inductance of the motor. | 0.01 mH | UINT | 0 |