13
Setting Time and Date
Material you will need:
Your Wellion CALLA Light Meter
Step 1:
Press and hold the OK button until the display screen displays
“FunC“.
Step 2:
Release the OK button and the meter will light up, showing all its
segments. The current date and time will ash. If error messages
(E 1, E 2, etc) appear, see page 45, Solving Problems.
SETTING TIME AND DATE
NOTE:
• If date and time on the Wellion CALLA Light Meter has not been set, test or
control results will not be stored in the meter memory.