Troubleshooting - Danfoss VLT FC 280 Operating Manual

Operating Guide | VLT® Midi Drive FC 280
The safety functions have been tested.
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During operation:
The safety option monitors any pulse changes at its safe inputs.
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The safety option executes safety functions according to the configuration.
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Firmware Update and Modification
6.10.2
Contact Danfoss for advice on the firmware update.
FIRMWARE MODIFICATIONS IN SAFE OPTION
Only Danfoss is authorized to change the firmware in Safe Option. If other parties make changes to the firmware, the warranty
becomes void. Furthermore, Danfoss cannot be held liable for any consequences the changes may have on the functional safety.

Troubleshooting

6.10.3
Table 44: List of Fault Conditions
Fault Description
code
1–32 Internal fault
113 DI discrepancy
119 Safety layer diagnosis messages 64: mismatch of safety
destination address (F_Dest_Add)
120 Safe fieldbus telegram mismatch, reaction: STO.
121 F-parameter error.
122 Data inconsistent in received F-parameter block (CRC1 er-
ror).
123 Inconsistent iParameters (iParCRC error).
124 Transmission error: data inconsistent (CRC2 error).
125 Transmission error: Timeout (F_WD_Time).
126 CGP is not supported in F-module.
Danfoss A/S © 2024.10
NOTICE
CAUTION
Reason
An internal fault is detected
by diagnosis.
One of the safety inputs fail.
–
PFOFIdrive telegram other
than 30 is received.
The received F-parameter is
invalid.
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Safety Functions
Action
Repower, if irrecoverable,
contact Danfoss service
support.
Check the connection of
T37 and T38 and the device
connected on them.
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–
Check the F-parameter in F-
host.
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AQ381425076031en-000201 / 130R1223 | 99