Without Temperature Sensor - JUMO 202710 Operating Instructions Manual

4 Calibrating a pH combination electrode
4.4

Without temperature sensor

Calibration
point 1
Rinsing
Calibration
point 2
18
bottom left, the measurement is stable.
Store
Press the key to accept the measurement.
Quit
6
The 3-point calibration has now been successfully concluded, and the state
of the combination electrode will be displayed, see Chapter 4.5 "Display of
the electrode state", page 20.
Immerse the combination electrode in the first buffer solution, and stir.
When the display has stopped blinking and the "OK" arrow appears at
bottom left, the measurement is stable.
Store
Press the key to accept the measurement.
Quit
6
The hand-held meter will request that you enter a temperature.
rH mV mV pH
H
mbar
ATC ok CAL AL Logg pH
Enter the present temperature of buffer 1 with the
Store
Press the key to accept the measurement.
Quit
6
Rinse the combination electrode with de-ionized (distilled) water and dry
off.
Immerse the combination electrode in the second buffer solution, and stir.
When the display has stopped blinking and the "OK" arrow appears at
bottom left, the measurement is stable.
Store
Press the key to accept the measurement.
Quit
6
The hand-held meter will request that you enter a temperature.
rH mV mV pH
H
mbar
ATC ok CAL AL Logg pH
Enter the present temperature of buffer 2 with the
Store
Press the key to accept the measurement.
Quit
6
min
or key.
max
2 5
min
or key.
max
5
2