Danfoss VLT FC 280 Operating Manual page 94

VLT® Midi Drive FC 280
Operating Guide
6.10 Operation and Maintenance
6.10.1 Safe Operation
UNINTENDED BEHAVIOR
Numerous stored data or settings determine the behavior of the drive system. Unsuitable settings or data may trigger unexpec-
ted movements or responses to signals and disable monitoring functions. Failure to follow these instructions can result in death,
serious injury, or equipment damage.
-
Do not operate the drive system with unknown settings or data.
-
Verify that the stored data and settings are correct.
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When commissioning, run tests for all operating states and potential error situations carefully.
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Verify the functions after replacing the product and changing the settings or data.
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Only start the system when there is no person or obstructions in the hazardous area.
Prerequisites for normal operation:
• Commissioning is complete.
• The safety option contains the configuration data.
• The safety functions have been tested.
During operation:
• The safety option monitors any pulse changes at its safe inputs.
• The safety option executes safety functions according to the configuration.
6.10.2 Firmware Update and Modification
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.
6.10.3 Troubleshooting
Table 44: List of Fault Conditions
Error 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.
94 | Danfoss A/S © 2022.02
W A R N I N G
N O T I C E
C A U T I O N
Reason
An internal fault is detec-
ted by diagnosis.
One of the safety inputs
fail.
–
PFOFIdrive telegram other
than 30 is received.
Safety Functions
Action
Repower, if irrecoverable,
contact Danfoss service
support.
Check the connection of
T37 and T38 and the de-
vice connected on them.
–
–
AQ381425076031en-000101 / 130R1223