Chapter 4 Description of Parameters | VFD-VJ
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Start-up display selection
Control mode
VF FOCPG FOCPM
Factory setting: 0
Settings 0: F (frequency command)
1: H (actual frequency)
2: Multi-function display (user-defined Pr.00-04)
3: A (Output current)
This parameter is to set up the contents of the start-up screen. The content of the user-defined option is
displayed in accordance with the setting value of Pr.00-04.
Slave reverse running for depressurization
Control mode
VF FOCPG FOCPM
Factory setting: 0
Settings 0: Disable
1: Enable
2: Reserved
This parameter setting is required only for the Slave but not needed for the Master.
When the parameter is set as 1, make sure that the outlet end of the Slave is not installed with any one-way
valve and the Pr.03-16 is set as 500. The maximum reverse running speed is determined by Pr.00-28
Depressurization speed
Slave closing level
Factory setting: 400
Settings 0~ 400 Bar
Set up this parameter from a Master. The slave pump(s) will be shut down when the master pump detects
the pressure higher than the setting value at this parameter. The slave pump(s) will resume to run after the
hybrid servo drive goes into stand by.
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