Omron CJ - PROGRAMMING MANUAL 12-2009 - Page 99

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Precautions Section 2-2
Using Execution Results in N.C. and N.C. Inputs
The Condition Flags will pick up instruction B execution results as shown in
the example below even though the N.C. and N.O. input bits are executed
from the same output branch.
Make sure each of the results is picked up once by an OUTPUT instruction to
ensure that execution results for instruction B will be not be picked up.
Condition Flag
Example: =
Condition Flag
Example: =
Reflects instruction B execution
results.
Reflects instruction A execution
results.
Instruction B
Instruction A
Incorrect
Use
Instruction A
Instruction B
Reflects instruction A
execution results.
Condition Flag
Example: =
Condition Flag
Example: =
Reflects instruction A
execution results.
Correct
Use