What to do if YASKAWA DC Drives show an option card external fault?
- MMichelle GardnerAug 31, 2025
An option card external fault in YASKAWA DC Drives can be triggered by: * An external fault received from the PLC. Remove the cause of the external fault and reset the external fault input from the PLC. * A problem with the PLC program. Check the PLC program. * The PLC being in Idle Mode. Set the PLC to the Run Mode or set the parameter F6-54 = 0 (Enabled) to ignore errors while the PLC is in the Idle Mode.