PLCS7-1200Verified · sol.ls-electric.com
S7-1200 16#6500 — PROFINET IO device fault
Trip — immediate stop
CAUSE
Why does it occur?
Communication lost with a connected PROFINET slave, or device fault.
REMEDY · Step by step
How to fix it?
Check network cables and switch, verify device IP/name of station, and confirm firmware compatibility.
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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