Settings
Multi 3320
58
ba77053e04
07/2018
10.1.2 Buffer sets for calibration
You can use the buffer sets quoted in the table for an automatic calibration. The
pH values are valid for the specified temperature values. The temperature
dependence of the pH values is taken into consideration during calibration.
Calibration
/
Cali-
bration interval
1 ...
7
... 999 d
Calibration interval
for the pH elec-
trode (in days).
The meter reminds you to calibrate
regularly by the flashing sensor
symbol in the measuring screen.
Calibration
/
Unit for
slope
mV/pH
%
Unit of the slope.
The % display refers to the Nernst
slope of -59.2 mV/pH (100 x deter-
mined slope/Nernst slope).
Alternative tem-
perature
On
Off
Takes the temperature value from
the 2nd sensor.
Man. temperature
-25 ...
+25
...
+130 °C
Entry of the manually determined
temperature. For measurements
without temperature sensor only.
Resolution pH
0.001
0.01
0.1
Resolution of the pH display
Reset
-
Resets all sensor settings to the
delivery condition (see section
10.3.1 R
No.
Buffer set *
pH values
at
1
ConCal
Any
Any
2
NIST/DIN
DIN buffers according to DIN 19266
and NIST Traceable Buffers
1.679
4.006
6.865
9.180
12.454
25 °C
3
TEC
WTW Technical buffers
2.000
4.010
7.000
10.011
25 °C
4
Merck 1*
4.000
7.000
9.000
20°C
Menu item
Possible set-
ting
Explanation
