wtw photoLab 7100 VIS, Руководство по эксплуатации

Страница: 26 / 48

Operation photoLab
®
7100 VIS
26 ba77095e03 10/2017
Validity of the zero
adjustment
The data of the zero adjustment is stored in the photometer separately for
each cell type. As long as the data is valid, it is automatically used again after
a temporary change to a different cell type. The validity depends on the
respective mode:
2 In Concentration mode only:
Select and confirm Zero adjust-
ment .
The zero adjustment window pops
up.
3 Insert the zero cell
(see section 4.2.4 I
NSERTING A
CELL
).
The photometer automatically
starts the zero adjustment and
subsequently stores the value.
4 After a successful zero adjustment
switch to measurement with
[ OK ] .
Concentration 16.01.15 9:52
3: A6/25 NH4-N
16 mm 0.20 - 8.00 mg/l
Setup
Method list
Citation form Unit
Adjust
Zero adjustment
Reagent blank value
Calibrate the method
Zero adjustment 16.01.15 9:52
Please insert zero cell (distilled water)
or press <START/ENTER>
Zero adjustment 16.01.15 9:52
Zero adjustment successful
10 mm
OK
Mode Validity of the zero adjustment
Concentration (perma-
nently programmed meth-
ods)

Till the next zero adjustment
Absorbance / % Trans-
mission

Till the next zero adjustment with the same
wavelength *