2 Making Measurements  
Measuring Temperature
52 U1231A/U1232A/U1233A User’s Guide
Figure 2-18 Temperature display
Press   to change the temperature units between °C or 
°F (you must first change the temperature unit from °C only 
to  °C°F or °F°C). See 
“Changing the temperature unit”  on 
page  99 for more information.
The option to toggle between °C and °F is only available for the U1233A 
model.
Always set the temperature unit display per the official requirements 
and in compliance with the national laws of your region.