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•
When the reading is stable and within range of the selected calibration point, the
CFM
functional
key is displayed.
•
Press
CFM
to confirm.
•
The second expected calibration point is displayed.
•
Immerse the DO probe into the second vessel as close as possible to the reference thermometer.
•
Allow a few seconds for the probe to stabilize.
•
Use the / key to set the calibration point value to that measured by the reference thermometer.
•
When the reading is stable and within range of the selected calibration point, the
CFM
functional
key is displayed.
•
Press
CFM
to confirm. The instrument will return to the main screen.
TEMPERA
TURE CALIBRA
TION (for technical personnel only)
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