Chapter 3 Ladder Diagram (LD) elements
52 Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
See the following examples of Ladder Diagram (LD) programs.
Example: R_TRIG function block on page 52
Example: Comparing Real Values using Subtraction (-) ABS, and Less than
(<) on page 52
Example: R_TRIG function block
The following example program shows the recommended usage of an R_TRIG
function block being used to detect an edge while connected to the controller.
program examples