wtw Multi 9420, Руководство по эксплуатации

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Settings Multi 9420
90
ba75964e04 04/2015
Man. temperature -25 ... +25 ... +130 °C Entry of the manually deter-
mined temperature. For
measurements without tem-
perature sensor only.
Alternative tempera-
ture on
off
Takes the measured tem-
perature value from an IDS
sensor.
This menu item is only avail-
able if an IDS adapter and
an IDS sensor with temper-
ature sensor are connected.
ISE setup /
AutoRead criterion
low
medium
high
Selection of the AutoRead
criteria (see section 6.1.1
M
EASURING THE ION CON
-
CENTRATION
, page 47).
ISE setup /
Ion type
Ag , Br, Ca, Cd, Cl,
CN, Cu, F, I, K, Na,
NO3, Pb, S, NH3,
NH4*, CO2, ION
Selection of the ion type to
be measured.
An ion that is not included in
the list can be measured
with the setting, ION.
* Measuring with the NH 500 electrode:
The NH4 setting is not suitable for the gas-sensitive
electrode NH 500.
Select the following settings:
Ion type "ION", Valency "-1".
ISE setup /
Unit
mg/l
µmol/l
mg/kg
ppm
%
Selection, with which unit
the measurement result and
calibration standards should
be displayed.
ISE setup /
Valency
-8 ... +8 Set the valence ( Valency )
and molar weight ( Molar
mass ) for the ion (only with
Unit : mg/kg, ppm, %)
ISE setup /
Molar mass
1 ... 300 g/mol
ISE setup /
Density
0.001 ... 9.999 g/ml or
kg/l Adjustable density of the
test sample (only with
Unit :
mg/kg, ppm, %)
Method Standard addition
Standard subtraction
Sample addition
Sample subtraction
Blank value addition Selection of the available
measuring methods.
Start method Start measurement with the
selected method.
Menu item Possible setting Description