wtw inoLab pH/Oxi Level 1 Operating Manual page 27

8 Thoroughly rinse the electrode with distilled water.
9 If necessary, set the temperature of the second buffer
solution by pressing
10 Submerse the electrode in the second buffer solution.
g
11 Press the
The second measured pH value appears on the
display.
12 Set the nominal pH value of the second buffer
solution (at the current temperature).
g
13 Press the
The value of the slope (mV/pH) appears on the
display.
The sensor symbol shows the evaluation of the
electrode after the two-point calibration.
g
14 Press the
The value of the asymmetry (mV) appears on the
display again.
15 To return to the measuring mode: Press the
u d
.
key.
key.
key.
Operation
m
key.
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