Hanna Instruments HI 2216 User Manual
Page 30
30
ONE-POINT CALIBRATION BEHAVIOR
Press
CAL when “1 Pnt” message is displayed on the secondary LCD.
One of the two options (“
Pnt” or “OFFS”) and “CFM” will start
blinking (see pH CALIBRATION PROCEDURE for details, page 9).
Press the
ARROW keys to toggle between “Pnt” and “OFFS” options.
Press
CFM to save the behavior for one-point calibration.
Press
CAL to escape without saving.
pH RESOLUTION
Press
CAL when “rES” message is displayed on the secondary LCD. The
set resolution (“
0.1”, “0.01” or “0.001”) and “CFM” will start blinking.
Press the
ARROW keys to toggle between 0.1, 0.01 and 0.001 options.
Press
CFM to save the modified value.
Press
CAL to escape without saving.
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ION CHARGE
Press
CAL when “IonC” is displayed. The ion charge (“UndF”, “–2”,
“
–1”, “1” or “2”) and “CFM” will start blinking.
Press the
ARROW keys to change the ion charge.
Press
CFM to save the modified ion charge.
Press
CAL to escape without saving.
Note: To select the right ion charge, different ion types and their charge
are presented in the table below.