Chapter 7 Fbd/Ld - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

■ Function block diagram/ladder diagram (FBD/LD)
For details, refer to the following.
Page 75 FBD/LD
■ SFC program
For details, refer to the following.
Page 87 SFC PROGRAM
• Programming in ladder is suitable for users who have knowledge and experience of sequence control and
logical ladders. Programming in ST is suitable for users who have knowledge and experience of C
programming. Programming in FBD/LD is suitable for users who perform process control. SFC program is
suitable for creating program blocks for each actual control of machines and controlling the transition of
each operation.
• Using labels in programs can improve readability of programs, and make it easy to immigrate programs to a
system having a different module configuration.
1 OVERVIEW
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