Association Instruction - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

6.2

Association Instruction

Ladder block series/parallel connection
ANB, ORB
These instructions AND or OR the A and B blocks, and use the result as the operation result.
Ladder diagram
A
ANB
ORB
A: A block
B: B block
FBD/LD
Not supported.
Processing details
■ANB
• This instruction ANDs the A and B blocks, and uses the result as the operation result.
• The symbol of this instruction is not NO contact symbol but a connection symbol.
■ORB
• This instruction ORs the A and B blocks, and uses the result as the operation result.
• This instruction connects the ladder blocks of two contacts or more in parallel. For parallel connection of only one contact,
use the OR and ORI instructions; there is no need to use this instruction.
• The symbol of this instruction is not NO contact symbol but a connection symbol.
Operation error
There is no operation error.
6 SEQUENCE INSTRUCTIONS
110
6.2 Association Instruction
B
A
B
Structured text
Not supported.