Rockwell Automation Logix5000 Logix5000 Controllers Quick Start - Manual (Page 78)

78 Publication 1756-QS001E-EN-P - October 2009
Chapter 5 Program a Project Offline
Use the Keyboard to Add an Element
You can add function block elements by using the computer keyboard.
1. Press Insert.
2. Type the mnemonic for the element and press Enter.
Item Description
H 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.
If a group of blocks are in a loop, you have to identify which block to execute first. Use the
Assume Data Available indicator to mark the input wire that creates the loop (the feedback
wire).
This input pin uses the output that block 3 produced on the previous scan.
1 2 3
H