Precautions On Creating Programs With Structured Ladder/Fbd - Mitsubishi Electric MELSEC Q Series Structured Programming Manual

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5.2.5

Precautions on creating programs with structured ladder/FBD

The following explains the Precautions on creating a program with structured ladder/FBD.
When Q00UCPU, Q00UJCPU, Q01UCPU is used, and the string type is applied to enter the
standard comparison functions, a compilation error may occur.
• Program example which causes compilation error
To avoid a compilation error, use LD$=, LD$<>, LD$<=, LD$<, LD$>=, or LD$> instructions.
• Program example which avoids compilation error
Structured ladder/FBD program
Structured ladder/FBD program
5.2.5 Precautions on creating programs with structured ladder/FBD
5.2 Structured Ladder/FBD
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