How to install a LabJack (U3)?

Below is a picture of the results of my U3 sensor readings using 10.37c-12.
Sensors:
FIO0 - open
FIO1 - LM335AZ
FIO2 - LM335AZ
FIO3 - LM335AZ

Sorry, thought I did.
“I know they say something is the first to go but I can’t remember what.”