ABB PSE 18 Installation And Commissioning Manual page 88

Status
Displayed current in LCD is not stable.
Motor does not start with fieldbus
Digital or binary signals incorrect.
Loading of parameters with fieldbus does
not work properly.
88 Chapter 10 Softstarters Type PSE18...PSE370 Installation and commissioning manual 1SFC132057M0201
Possible cause
The motor is too small.
(current is out of measuring range).
Softstarter has tripped on fault or protec-
tion.
Softstarter is in Local Mode.
Fieldbus Operation When Fault parameter
is set to LocC.
PLC configuration incorrect.
Fieldbus settings
Solution
• Check that the softstarter corre-
sponds to the motor size.
• Perform a reset on any active event.
See chapter 6.1.5 Reset of tripping
events.
• Check that the Auto Mode bit of the
binary output telegram setting is 1.
• Check that the Local Mode digital
input on the FieldBusPlug accessory
is set to Remote.
• If the parameter Fieldbus Operation
When Fault is set to LocC, there will
be a 10 second delay before it is pos-
sible to re-start after communication is
reestablished.
• Check PLC configuration.
• Verify that parameters are matching
between the PLC and the softstarter
fieldbus documentation for the field-
bus protocol used.
• Verify that fieldbus Download Param-
eter is set to dPon.
• Ensure that block-parameters are
enabled.