Parameter 4-90 Directional Limit Mode
Table 271: Parameter 4-90 Directional Limit Mode
4-90 Directional Limit Mode
Default value: [0] Disabled
Parameter type: Option
Setup: All setups
Conversion index: –
Data type: Uint8
Change during operation: True
Select whether the directional limits are enabled. With directional limits enabled, it is possible to specify different speed and torque
limits for clockwise and counterclockwise rotation directions.
Option
Name
Description
[0]*
Disabled
Directional limits are disabled.
[1]
Enabled
Directional limits are active for the speed values.
[2]
Torque
Directional limits are active for the torque values.
[3]
Speed and torque
Directional limits are active for both torque and speed values.
Parameter 4-91 Positive Speed Limit [RPM]
Table 272: Parameter 4-91 Positive Speed Limit [RPM]
4-91 Positive Speed Limit [RPM]
Default value: Size related
Parameter type: Range, 0.0 - par. 4-13 RPM
Setup: All setups
Conversion index: 67
Data type: Uint16
Change during operation: True
Enter the limit for the motor speed when the rotation direction is clockwise.
Parameter 4-92 Positive Speed Limit [Hz]
Table 273: Parameter 4-92 Positive Speed Limit [Hz]
4-92 Positive Speed Limit [Hz]
Default value: Size related
Parameter type: Range, 0.0 - par. 4-14 RPM
Setup: All setups
Conversion index: -1
Data type: Uint16
Change during operation: True
Enter the limit for the motor speed when the rotation direction is clockwise.
Parameter 4-93 Negative Speed Limit [RPM]
Table 274: Parameter 4-93 Negative Speed Limit [RPM]
4-93 Negative Speed Limit [RPM]
Default value: Size related
Parameter type: Range, 0.0 - par. 4-13 RPM
Setup: All setups
Conversion index: 67
Data type: Uint16
Change during operation: True
Enter the limit for the motor speed when the rotation direction is counterclockwise.
Parameter 4-94 Negative Speed Limit [Hz]
Table 275: Parameter 4-94 Negative Speed Limit [Hz]
4-94 Negative Speed Limit [Hz]
Default value: Size related
Parameter type: Range, 0.0 - par. 4-14 RPM
Setup: All setups
Conversion index: -1
Data type: Uint16
Change during operation: True
Enter the limit for the motor speed when the rotation direction is counterclockwise.
AU373327181955en-000101 / 130R1208
140 | Danfoss A/S © 2021.08
Parameter Descriptions
VLT® AutomationDrive EZ FC 321
Programming Guide