Mitsubishi Electric MELSEC-Q series User Manual page 225

(c) Checking through the module error collection function
The errors occurred in a CT input module are saved in the CPU module through the module error collection
function.
Therefore, the error details are kept unerased even if the power is turned off or the CPU module is reset.
• Checking procedure
The CT input module's errors that were collected by the CPU module can be checked on the "Error
History" window.
[Diagnostics]
• Errors to be collected
The contents under Error code list (
[System Monitor...] Click the
Page 224, Section 11.1 (2)) are reported to the CPU module.
CHAPTER 11 TROUBLESHOOTING
button.
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