MCV_TorqueFreeStop
MCV_TorqueFreeStop function block influences the behavior of SERCOS drives, if power is switched off by using a MC_Power function block instance. Dependent on input Enable drive will stop with torque attached to stop as quick as possible or to spin without torque attached until the drives stands still.
Block diagram
Parameters of the function block
VAR_IN_OUT | |||
| Axis | AXIS_REF | Axis reference |
VAR_INPUT | |||
| Enable | BOOL | TRUE, the drive will spin until stop without torque attached, if Enable = FALSE at a MC_Power instance and the same axis reference. FALSE, the drive will stop with torque attached if Enable = FALSE at an MC_Power instance and the same axis reference. |
VAR_OUTPUT | |||
| Enabled | BOOL | TRUE; torque free spinning until stop of dive if power is switched off via MC_Power instance with same axis reference. |
| Error | BOOL | Indicates if an error has occurred. |
| ErrorID | WORD | Error identification. |
Behavior of the FB:
- Until now only available for SERCOS drives.