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511
Negative Soft Stroke Limit Exceeded
Fanuc · Alpha i series AC Servo Motor
¿Qué significa 511 ?
The machine has exceeded its negative soft stroke limit, a software-defined boundary. This suggests improper parameter configuration for soft limits (No.143) or an invalid motion command, leading to an unexpected stop.
Causas comunes
- Appropriate values have not been specified for parameter No.143
- An invalid move command has been specified
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Check whether appropriate values have been specified for parameter No.143
- 2
Check whether a valid move command is specified
- 3
Move the tool in the opposite direction in jog mode, then perform a reset
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Fanuc Alpha i series AC Servo Motor