ServoiX7NHVerified · sol.ls-electric.com
iX7NH AL-17 — AL-17 STO Open
Trip — immediate stop
CAUSE
Why does it occur?
- STO open
- Causes: STO connector connection/wiring abnormality, or alarm not triggered under trigger conditions ([0x2034])
REMEDY · Step by step
How to fix it?
- Check the STO wiring and [0x2034] setting
- If it occurs in a normal state, replace the drive
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Verified · sol.ls-electric.com
Open PDF ↗iX7NH Series AC Servo Drive User Manual V1.7 (EN)
p.397