Rockwell Automation 1788-FFCT NI-FBUS Configurator User Manual - Manual (Page 45)

Publication 1788-UM052B-EN-P - April 2002
Using the NI-FBUS Configurator 4-17
You can use the loop structure shown in Figure 4.10 to isolate a group
of function blocks to run at a different execution rate than the rate on
the Function Block Application Editor toolbar.
Figure 4.10 Loop Structure
To create a loop structure, complete the following steps:
1. Click the Loop tool on the Function Block Application Editor
toolbar.
2. On the background of the Function Block Application Editor,
click and drag a loop around the blocks you want to put in the
loop.
3. To change the loop execution time, type the new time in the
box at the upper left of the loop.