Vacon NX OPTC2 - 8. Fault Tracking and Responses; 8.1 RS-485 Option Board Faults; 8.2 Frequency Converter Fault Response Configuration

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8. FAULT TRACKING
The table below presents the faults related to the RS-485 option board. For more information, see
also Vacon NX User's Manual, Chapter 9.
The
RS-485 option board status LEDs have been described in more detail in Chapter 3.6.
Fault
code
Fault
Possible cause
Correcting measures
37
Device change Option board changed. Reset
38
Device added Option board added. Reset
39
Device removed Option board removed. Reset
40
Device un-
known
Unknown option board.
53
Fieldbus fault The data connection between the Modbus/
N2 Master and the RS-485 option board is
broken
Check the installation.
If installation is correct contact the
nearest Vacon distributor.
54
Slot fault Defective option board or slot Check the board and slot.
Contact the nearest Vacon distributor.
Table 24. RS-485 option board faults
You can define with parameters how the frequency converter shall react to certain faults:
Code
Parameter
Min
Max
Unit
Step
Default
ID
Note
P2.7.22
Response to fieldbus
fault
0 3 1 0 733
0
=No response
1
=Warning
2
=Fault,stop acc. to 2.4.7
3
=Fault,stop by coasting
P2.7.23
Response to slot
fault
0 3 1 0 734
0
=No response
1
=Warning
2
=Fault,stop acc. to 2.4.7
3
=Fault,stop by coasting
Table 25. Frequency converter responses to faults