Parameter Group 31-** Bypass Option - Danfoss VLT AutomationDrive EZ FC 321 Programming Manual

VLT® AutomationDrive EZ FC 321
Programming Guide

4.21 Parameter Group 31-** Bypass Option

Parameter 31-00 Bypass Mode
Table 722: Parameter 31-00 Bypass Mode
31-00 Bypass Mode
Default Value: [0] Drive
Conversion Index: -
Select the bypass operating mode.
Option Name
[0]* Drive
[1] Bypass
Parameter 31-01 Bypass Start Time Delay
Table 723: Parameter 31-01 Bypass Start Time Delay
31-01 Bypass Start Time Delay
Default Value: 30 s
Conversion Index: 0
Setting the time delay to pass from the bypass receives a run command until it starts the motor at full speed. A countdown timer
shows the remaining time.
Parameter 31-02 Bypass Trip Time Delay
Table 724: Parameter 31-02 Bypass Trip Time Delay
31-02 Bypass Trip Time Delay
Default Value: 0 s
Conversion Index: 0
Setting the time delay to pass from the drive experiences an alarm that stops it and until the motor is automatically switched to
bypass control. If the delay is set to 0, a drive alarm does not automatically switch the motor to bypass control.
Parameter 31-03 Test Mode Activation
Table 725: Parameter 31-03 Test Mode Activation
31-03 Test Mode Activation
Default Value: [0] Disabled
Conversion Index: -
Option Name Description
[0]* Disabled Test mode is disabled.
[1] Enabled The motor runs in bypass while the drive can be tested into an open circuit. In this mode, keypad does not
control start/stop of bypass.
Danfoss A/S © 2021.08
Parameter Type: Option
Data Type: Uint8
Description
The drive operates the motor.
The motor is operated at full speed during bypass mode.
Parameter Type: Range, 0 - 60 s
Data Type: Uint16
Parameter Type: Range, 0 - 300 s
Data Type: Uint16
Parameter Type: Option
Data Type: Uint8
Parameter Descriptions
Setup: All set-ups
Change during operation: True
Setup: All set-ups
Change during operation: True
Setup: All set-ups
Change during operation: True
Setup: All set-ups
Change during operation: True
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