Danfoss Vacon OPTEA Operating Manual page 162

VACON® NXP Advanced Safety Options
Operating Guide
12.2.71 Fault Code 20 - Safety System, S80 - HiLevel Comm, Fault Number Any
Cause
• Fault in the communication.
• Incompatible version of the PC tool.
• Interference.
Troubleshooting
• Check the used cables and equipment.
• Reboot the AC drive.
• If the fault reoccurs, contact the distributor near you.
12.2.72 Fault Code 20 - Safety System, S81 - Comm Timeout, Fault Number 3
Cause
• Valid F-Parameters from safety PLC have not been received.
Troubleshooting
• Check the parameter settings of the safety PLC and of the used fieldbus board.
• Make sure that normal fieldbus communication is established.
12.2.73 Fault Code 20 - Safety System, S81 - Comm Timeout, Fault Number Other
Cause
• Fault in the communication.
• Incompatible version of the PC tool.
• Interference.
Troubleshooting
• Check the used cables and equipment.
• Reboot the AC drive.
• If the fault reoccurs, contact the distributor near you.
12.2.74 Fault Code 20 - Safety System, S82 - Plaus. Check, Fault Number 3
Cause
• There is no valid parameter file in the option board.
Troubleshooting
• Save new parameter file from PC or back-up.
12.2.75 Fault Code 20 - Safety System, S82 - Plaus. Check, Fault Number Other
Cause
• Fault in the safety configuration.
• There are invalid parameters.
Troubleshooting
• Check the used parameter file.
162 | Danfoss A/S © 2021.06
Fault Tracing
AQ319736045637en-000101 / DPD01798