Mitsubishi Electric MELSEC-Q Structured Programming Manual page 255

FXCPU Structured Programming Manual
[Device & Common]
PLC
operation
Error bit
at error
occurrence
Special block error condition [D8166]
b0 Unit 0 access error
b1 Unit 1 access error
b2 Unit 2 access error
b3 Unit 3 access error
Continues
operation
b4 Unit 4 access error
b5 Unit 5 access error
b6 Unit 6 access error
b7 Unit 7 access error
b8 to
- Not available
b15
Contents of error
5.1 FX3S/FX3G/FX3GC/FX3U/FX3UC PLCs
Action
This error occurs when an operation is executed or when the END
instruction is executed.
• Review the program and check the contents of the operands used
in applied instructions.
• Verify that the specified buffer memories exist in the counterpart
equipment.
• Verify that extension cables are correctly connected.
5 Errors
1
2
3
4
5
6
7
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