Danfoss VLT AutomationDrive FC 301 Programming Manual page 169

VLT AutomationDrive FC 301/302
Programming Guide
Some systems call for avoiding certain output speeds due to resonance problems in the system. Enter the upper limits of the speeds
to be avoided.
Parameter 4-63 Speed Bypass To [Hz]
Table 305: Parameter 4-63 Bypass Speed To [Hz]
4-63 Bypass Speed To [Hz]
Default value: Size related
Conversion index: -1
Some systems require that certain output frequencies or speeds are avoided due to resonance problems in the system. Enter the
upper limits of the speeds to be avoided.
5.5.7 4-7* Position Monitor
Parameter 4-70 Position Error Function
Table 306: Parameter 4-70 Position Error Function
4-70 Position Error Function
Default value: [0] Disabled
Conversion index: -
This parameter is only available with software version 48.XX.
Select the function which is activated when the position error exceeds the maximum allowed value. Position error is the difference
between the actual position and the commanded position. The position error is the input for the position PI controller.
Option Name
[0]* Disabled
[1] Warning
[2] Trip
[3] Jog
[4] Freeze Output
[5] Max Speed
[6] Switch to Open Loop
[7] Select setup 1
[8] Select setup 2
[9] Select setup 3
[10] Select setup 4
[11] Stop & Trip
[12] Trip/Warning
[13] Trip/Catch
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Parameter type: Range, 0 - setting in par. 4-14 Hz, Array [4]
Data type: Uint16
Parameter type: Option
Data type: Uint8
N O T I C E
Description
The drive does not monitor the position error.
The drive issues a warning when the maximum allowed position error is exceeded. The drive
continues operation.
The drive trips when the maximum allowed position error is exceeded.
Parameter Descriptions
Setup: All setups
Change during operation: True
Setup: All setups
Change during operation: True
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