wtw Oxi 197i, Operating Manual, Page: 27 / 63

Oxi 197i Operation
27
4.3.3 Entering the salt content (salinity)
A salt content correction is required in the oxygen concentration mea-
surement of samples with a salt content of more than 1 g/l. To do this,
you have to enter the salinity equivalent (the measured salinity) of the
test sample (range 0.0 - 70.0) and to switch on the salinity correction.
Entering the
salt content
Note
How to switch on the salt content correction is described on page 17.
Parameter Value range
Salinity 0.0 ... 70.0 in steps of 0.1
1 Determining the salinity of the test sample (any method).
2 Press the <CAL> key repeatedly until Sal appears on the dis-
play.
3 Enter the salt content with <
▲
> <
▼
> .
4 Switch to the measuring mode with <M> .
REL1
TP
Oxi Cal AR
°
C
S
Year Ident
No. Day.Month
Tref25 Tref20
LoBat Lin nLF
Sal
pH
1
TEC
Auto Store
8
Time Baud
cm 1/
K
/
%
RCL
REL2
pH / mV
m
cm
S/
%
5
6 9 6
5 0
O mg/ l
Sal
ARng