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500
Positive Overtravel Limit Exceeded
Fanuc · Alpha i series AC Servo Motor
¿Qué significa 500 ?
The machine has exceeded its positive stroke limit. This indicates a physical limit switch activation or an incorrect move command, which can cause mechanical interference or damage.
Causas comunes
- Positive stroke limit switch (*+OT) is incorrectly connected or activated
- Incorrect move command specified, leading to overtravel
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Check whether *+OT is connected correctly
- 2
Check whether a correct 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