Rockwell Automation FactoryTalk Metrics User Guide - Manual (Page 206)

Chapter 5 Analyzing FactoryTalk Metrics Data
2. For this tutorial, combine the two lower ranges so that you
have two ranges instead of three. Under OEE Performance
Level Configuration, select the 50 to 75 range.
3. Click Delete.
A message appears asking if you want to delete the range.
4. Click Yes to remove the middle range from the list.
The ranges are automatically adjusted to include the missing
values.
206 Rockwell Automation Publication PLTMT-UM001M-EN-P-June 2014