beautypg.com

Test the ctu predefined function – Rockwell Automation 2080-LC10-12DWD Micro810 Programmable Controllers User Manual User Manual

Page 77

background image

Rockwell Automation Publication 2080-UM001D-EN-E - September 2012

69

Quickstarts Appendix C

c. Press RIGHT arrow button once to go to the last digit. Press the

DOWN arrow button five times to set the last digit to 3.

9. Press the RIGHT arrow button once to navigate to the screen selection

parameter.

10. Press the OK button to submit the parameter changes.

A message prompts you to save the parameter changes. Press the OK
button to save the changes.

Test the CTU Predefined Function

The CTU instruction increments the counter whenever input CLK makes a
transition from low to high. The instruction compares the current value CV with

PV value

Screen
selection
parameter