Click the link below or attached instructional video.
How to change temperature units on the MCT4 control
Changing engineering units on the MCT4 control:
Step 1 - From the home screen, press the display icon
Step 2 - Press the settings icon
Step 3 - Press the display icon
Step 4 - Press the offline icon, then press yes
Step 5 - Press the display icon
Step 6 - Press the units icon
Step 7 - Select units of measure for temperature readings. Centigrade or Fahrenheit, then press yes to confirm selection.
Final step - Press the home icon to return to the home screen.
Confirm the units have changed.