Start - JUMO 202710 Operating Instructions Manual

4 Calibrating a pH combination electrode
4.2

Start

A long press on the
Buffer solutions can be obtained from laboratory suppliers.
Standard series
DIN series
Manual
buffers
16
2 3
.
rH mV mV pH
H
mbar
ATC ok CAL AL Logg pH
Values at 25°C
.
rH mV mV pH
H
mbar
ATC ok CAL AL Logg pH
Values at 25°C
.
rH mV mV pH
H
mbar
ATC ok CAL AL Logg pH
Input range
If buffers are used that are not included in the standard or DIN series, then
manual buffer setting must be selected.
Enter the pH value for the buffer with the
CAL
key is used to switch between various buffer series.
neutral calibration solution 7.00 pH
4.00 pH
7.00 pH
neutral calibration solution 6.87 pH
01.68 pH (A)
04.01 pH (C)
06.87 pH (D)
09.18 pH (F)
12.45 pH (G)
6.50 — 7.50 pH
min
or key.
max
5
2