12.10.124 Fault 53 - Fieldbus fault
Cause
The data connection between the fieldbus master and the fieldbus board is defective.
Troubleshooting
•
Do a check of the installation and fieldbus master.
•
If the installation is correct, ask instructions from the local distributor.
12.10.125 Fault 54 - Slot fault
Cause
Defective option board or slot.
Troubleshooting
•
Do a check of the board and slot.
•
Ask instructions from the local distributor.
12.10.126 Fault 56 - Measured Temperature
Cause
Shows temperature measurement fault for option board OPTBH or OPTB8.
•
Temperature exceeded set limit.
•
Sensor disconnected.
•
Short circuit.
Troubleshooting
Find the cause of temperature rise.
12.10.127 Fault 57 - Identification
Cause
Identification run has failed.
This fault is type A fault (Alarm).
Troubleshooting
•
Run command was removed before completion of identification run.
•
The motor is not connected to the AC drive.
•
There is load on motor shaft.
Specifications
Operating Guide | VACON® NXS/NXP Air-cooled
AQ275638903263en-000301 / DPD00910
230 | Danfoss A/S © 2020.02