Thermo Fisher Scientific Alpha pH 800 - Manual (Page 25)

18
7.2.2 Temperature calibration (ATC mode only)
1) Select “ATC on” as described above in
Section 7.2.1.
2) Press ENTER key. The upper display
indicates current temperature offset. The
current measured temperature is shown in the
lower display.
3) Compare current measured temperature
on the controller display to a thermometer
known to be accurate. Note down the correct
temperature value.
4) Press
Δ or ∇ keys to scroll the lower display to match the correct value.
Upper display will now show the offset value. You can offset temperature up to
±
5
o
C.
5) Press ENTER key to confirm your selection.
6) Continue with additional Advanced Set-up procedures, or return to the
Measurement mode by pressing
Δ and ∇ keys (escape) simultaneously.
0.0
25.0
ATC
SETUP
HOLD
o C
on
Atc
SETUP
HOLD