Error description 231-A091
Error message
A091 安全软件使驱动锁定
Cause of error
- Emergency stop activated (of MC)
- A drive is to be switched on, although the system in in the "emergency stop" condition ( "-ES.A" or "-NE1" signal is active).
- Internal software error
Error correction
- Check the wiring
- Check the software version
- Inform your service agency