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Troubleshooting
Do a check of the current loop circuitry.
11.1.127 Fault 51 - External fault 1
Cause
Digital input fault.
Digital input has been programmed as external fault 1 input and this input is active.
Troubleshooting
Check the programming.
Check the device which the error message indicates.
Check the cabling for the respective device.
11.1.128 Fault 52 - Keypad communication fault
Cause
The connection between the control panel (or VACON
®
NCDrive) and the drive is defective.
Troubleshooting
Do a check of the control panel connection and the control panel cable.
11.1.129 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.
11.1.130 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.
11.1.131 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.
11.1.132 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.
11.1.133 Fault 58 - Brake
Cause
Actual status of the brake is different from the control signal.
AB296635287482en-000301 / DPD00903
348 | Danfoss A/S © 2023.02
Fault Tracing
VACON® NX All-in-One
Application Guide
Содержание VACON NX
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