Danfoss VLT Flow Drive FC 111 Programming Manual page 163

VLT® Flow Drive FC 111
Programming Guide
Set the minimum allowable feedback value during the auto-tuning sequence.
Table 371: Range:
Min: -4999.000 Max: 4999.000 ProcessCtrlUnit
20-74 Maximum Feedback Level
Default value: 4999.000 ProcessCtrlUnit
Conversion index: -3
Set the maximum allowable feedback value during the auto-tuning sequence.
Table 372: Range:
Min: -4999.000 Max: 4999.000 ProcessCtrlUnit
20-79 PI Autotuning
Default value: [0] Disabled
Conversion index: -
Table 373: Option:
[0] Disabled
[1] Enabled
4.15.5 20-8* PI Basic Settings
20-81 PI Normal/ Inverse Control
Default value: [0] Normal
Conversion index: -
Table 374: Option:
[0] Normal Set the process control to increase the output speed when the process error is positive.
[1] Inverse Reduce the output speed when the process error is positive.
20-83 PI Start Speed [Hz]
Default value: 0 Hz
Conversion index: -1
Enter the motor speed to be attained as a start signal for commencement of PI control. After power-up, the drive operates using
speed open-loop control. When the process PI start speed is reached, the drive changes to PI control.
Table 375: Range:
Min: 0 Hz
20-84 On Reference Bandwidth
Default value: 5%
Conversion index: 0
Enter the On Reference bandwidth. When the PI Control Error (the difference between the reference and the feedback) is greater
than the value of this parameter, then the On Reference status bit is set high (1).
Danfoss A/S © 2021.07
Parameter type: Range
Data type: int32
Parameter type: Option
Data type: u_int8
Select to disable PI auto-tuning.
Select to enable PI auto-tuning.
Parameter type: Option
Data type: u_int8
Parameter type: Range
Data type: u_int16
Max: 200.0 Hz
Parameter type: Range
Data type: u_int8
Default value: -4999.000 ProcessCtrlUnit
2-setup: 1 setup
Change during operation: True
Default value: 4999.000 ProcessCtrlUnit
2-setup: 1 setup
Change during operation: True
2-setup: All setups
Change during operation: True
2-setup: All setups
Change during operation: True
Default value: 0 Hz
2-setup: All setups
Change during operation: True
AU363928304090en-000101 / 130R0982 | 163
Parameters