Function Block Attributes
Rockwell Automation Publication 1756-RM006K-EN-P - November 2018 497
example, block 1 uses the output from block 3 that was produced in the previous
execution of the routine.
The Assume Data Available indicator defines the data flow within the loop. The
arrow indicates that the data serves as input to the first block in the loop.
Do not mark all the wires of a loop with the Assume Data Available indicator.