Error Code List And Action - Mitsubishi Electric MELSEC-Q Structured Programming Manual

FXCPU Structured Programming Manual
[Device & Common]
5.3.2

Error Code List and Action

PLC
Error operation
code at error
occurrence
I/O configuration error [M8060(D8060)]
Head unconnected I/O device number
Example: When X020 is unconnected
1 0 2 0
Example: Continues
1020 operation
• 1st to 3rd digits: Device number
• 4th digit: I/O type (1:Input X 0:Output Y)
Example: When D8060 stores "1020", inputs X20
PLC hardware error [M8061(D8061)]
0000 - No error
6101 RAM error
Stops
6102 Operation circuit error
operation
6103 I/O bus error (while M8069 is ON)
Contents of error
Value converted into BCD
Device number
1:Input X 0:Output Y
and later are unconnected.
5.3 FX0S/FX0/FX0N/FXU/FX2C PLCs
Action
Unconnected I/O relay numbers are programmed.
The PLC continues its operation.
Modify the program if necessary.
Confirm that extension cables are connected correctly.
5 Errors
1
2
3
4
5
6
7
265