PLCXGKVerified · sol.ls-electric.com
XGK 40 — Scan Watchdog Error
Trip — immediate stop
CAUSE
Why does it occur?
Scan time exceeds the scan watchdog time set by parameter
REMEDY · Step by step
How to fix it?
Check WDT, modify parameter or program, then restart
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 ↗XGK CPU Module User Manual V2.0 (Eng)
14.5 Error Code List · p.211 · V2.0