Danfoss VACON OPTEA User Manual

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12.2.6 Fault Code 20 - Safety System, S4 - Output Stuck, Fault Number 3
Cause
An output is short-circuited to GND.
Troubleshooting
Check the cabling.
12.2.7 Fault Code 20 - Safety System, S4 - Output Stuck, Fault Number 4
Cause
An output is short-circuited to voltage source (for example, +24 V).
Troubleshooting
Check the cabling.
12.2.8 Fault Code 20 - Safety System, S6 - Power Supply, Fault Number Any
Cause
Internal fault in the option board.
Broken hardware.
Troubleshooting
Reboot the AC drive.
If the fault reoccurs, contact the nearest distributor.
12.2.9 Fault Code 20 - Safety System, S6 - Power Supply, Fault Number 9
Cause
Encoder supply voltage overvoltage or undervoltage.
Troubleshooting
Check the cabling for short circuits.
Make sure that the encoder cable plug at the Advanced safety option board is inserted correctly (not off by one).
12.2.10 Fault Code 20 - Safety System, S6 - Power Supply, Fault Number 25
Cause
Encoder supply voltage overvoltage or undervoltage.
Troubleshooting
Check the cabling for short circuits.
Make sure that the encoder cable plug at the Advanced safety option board is inserted correctly (not off by one).
12.2.11 Fault Code 20 - Safety System, S10 - Cross Check, Fault Number 1, 2
Cause
Internal fault in the option board.
Broken hardware.
Troubleshooting
Reboot the AC drive.
If the fault reoccurs, contact the nearest distributor.
12.2.12 Fault Code 20 - Safety System, S10 - Cross Check, Fault Number 3
Cause
Incompatible software and/or hardware versions or a failed update.
Troubleshooting
Update the option board firmware.
If the fault reoccurs, contact the nearest distributor.
AQ319736045637en-000101 / DPD01798152 | Danfoss A/S © 2021.06
Fault Tracing
VACON® NXP Advanced Safety Options
Operating Guide

Danfoss VACON OPTEA Specifications

General

Brand	Danfoss
Model	VACON OPTEA
Category	DC Drives
Language	English