PLCS7-1200Verified · sol.ls-electric.com
S7-1200 16#2522 — STOP via switch
Alarm — operational, inspection needed
CAUSE
Why does it occur?
STOP was selected from the mode selector or the display.
REMEDY · Step by step
How to fix it?
- Confirm whether the stop was intended, then return to RUN
- For unattended operation, locking the selector is recommended
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
Summary based on the official Siemens AG manual. For accurate and complete information, always consult the official manual.
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