7
vacon • 30 Maintenance
Tel. +358 (0) 201 2121 • Fax +358 (0)201 212 205
30 Safety configuration 507
The hardware does not support
the OPTBJ board.
• Restart the drive.
• Should the fault re-occur, con-
tact the distributor near to you.
30 Safety diagnostics 520
There is a diagnostic failure in
the STO safety function. This
fault occurs when the STO
inputs are in a different state for
more than 100 ms.
• Restart the drive.
• If the restart does not help,
change the OPTBJ board.
• Should the fault re-occur, con-
tact the distributor near to you.
Deliver the fault report to the
distributor, see fault details for
more information.
30 Safety diagnostics 521
Atex-thermistor diagnostic
fault.
• Restart the drive.
• If the restart does not help,
change the OPTBJ board.
• Should the fault re-occur, con-
tact the distributor near to you
30 Safety diagnostics 522 Atex-thermistor short-circuit.
• Check the connection of the
Atex-thermistor
• Check the thermistor
• Restart the drive.
• If the restart does not help,
change the OPTBJ board.
• Should the fault re-occur, con-
tact the distributor near to you
30 Safety diagnostics 523
Problem occured in internal
safety circuit
• Reset the drive and restart. If
the fault reoccurs contact your
nearest distributor.
30 Safety diagnostics 524
Overvoltage detected in safety
option board
• Reset the drive and restart. If
the fault reoccurs contact your
nearest distributor.
30 Safety diagnostics 525
Undervoltage detected in safety
option board
• Reset the drive and restart. If
the fault reoccurs contact your
nearest distributor.
30 Safety diagnostics 526
Internal failure detected in
safety option board CPU or
memory handling
• Reset the drive and restart. If
the fault reoccurs contact your
nearest distributor.
30 Safety diagnostics 527
Internal failure detected in
safety function
• Reset the drive and restart. If
the fault reoccurs contact your
nearest distributor.
Fault code Fault ID Explanation Correcting measures
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