Negative travel range limit switch activated
Bosch Rexroth · IndraDrive C Drive Controllers
¿Qué significa E8044 ?
The negative hardware travel limit switch has been activated, indicating that the axis has reached its maximum physical travel in the negative direction. This typically results in a controlled stop.
Causas comunes
- Programmed motion or jog command caused the axis to activate the negative limit switch.
- Incorrectly set software limits, allowing motion to reach the hardware limit.
- Mechanical overtravel due to inertia or incorrect braking after the software limit.
- Faulty negative limit switch or its wiring.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Manually jog the axis in the positive direction to clear the limit switch and return to a safe operating range.
- 2
Verify the negative software travel limit parameter in the drive controller and adjust it to be inside the hardware limit.
- 3
Inspect the negative limit switch for physical damage, proper mounting, and verify its wiring for continuity.
- 4
Check the motion program for any commands that might cause the axis to intentionally or unintentionally hit the limit switch.