Status Possible cause Solution
Loading of parameters with fieldbus
does not work properly.
Fieldbus settings.
• Verify that parameters match between the PLC and
the softstarter fieldbus documentation for the fieldbus
protocol used.
Check that the Auto mode bit of the binary output
telegram setting is 1.
• Check if the HMI is set to remote mode.
• Check that the Local Mode digital input on the ABB
FieldBusPlug adapter is set to Remote.
• Check that Fieldbus disable control in DI is not
connected.
• Check that the Fieldbus control parameter is set to
On.
Displayed phase currents in screen
does not correspond to motor current.
Inside Delta connection.
• If the softstarter is connected Inside Delta, the phase
currentsdisplayedare=58%(1/(√3))ofthemotor
current.
Displayed current in screen is not
stable.
The motor is too small.
The load on the motor is too small.
(Current is out of measuring
range.)
• Check that the softstarter corresponds to the motor
size.
Dark screen and LED is active Power save mode. • Touch any key on the keypad.
Blank screen and no LED is active
Supply voltage is not connected.
• Connect the Supply voltage according to the circuit
diagram.
• If problem stays, contact your ABB Sales Office.
•
The RJ45 plug is missing
between the HMI and the
softstarter.
•
RJ45 Network cable is
damaged.
• Check the RJ45 plug.
• Check the RJ45 Network cable
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