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F122
I/O Board Fail
Allen-Bradley · PowerFlex 4 Adjustable Frequency
¿Qué significa F122 ?
A fault has been detected within the drive's internal I/O board hardware. This indicates a potential malfunction of the input/output processing circuitry, affecting control signals.
Causas comunes
- Failure detected in the drive's input/output interface board.
- Faulty digital or analog I/O module.
- Short circuit or open circuit on an I/O terminal.
- Internal wiring issue on the I/O board.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Cycle power to the drive by turning it off completely, waiting for all indicator lights to extinguish, and then turning it back on.
- 2
If the fault persists after cycling power, a failure of the drive's I/O board is indicated, requiring further technical assessment.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Allen-Bradley PowerFlex 4 Adjustable Frequency