Chapter 6: Instructions 65
Instruction
Mnemonic Block Circuit Range
■ Bit
Byte
ANB
ORB
Connect circuit by block
Word
Ladder
ANB: block in series ORB: block in parallel
Description
1. Block in series:
Series connection of more than two contacts.
Starts with STR or STN.
Ends with ANB.
2. Block in parallel:
Parallel connection of more than two contacts.
Starts with STR or STN.
Ends with ORB.
3. When programming in ladder, GPC will automatically add the proper ANB and ORB
instructions as required by the contact connections.
Example
Program Expression (ANB) Program Expression (ORB)
R000.0 R000.2 R015.0
(OUT)
R000.1 R000.3
A block B block
A block
R000.0 R000.2 R015.0
(OUT)
R000.1 R000.3
B block
R000.0 R000.2 R015.0
(OUT)
R000.1 R000.3
A block B block
R0.0 R0.2 R15.0
(OUT)
R0.1 R0.3
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