Autoread Ar (Drift Control) - wtw Oxi 315i Operating Manual

Operation
Criteria
18

4.2.5 AutoRead AR (Drift control)

The AutoRead (drift control) function checks the stability of the mea-
surement signal. The stability has a considerable effect on the repro-
ducibility of the measured value.
1 Select the measuring mode with <M>.
2 Activate the AutoRead function with <AR>. The current mea-
sured value is frozen (hold function).
Start AutoRead with <RUN/ENTER>.
3
The AR display indicator flashes until a stable measured value
is reached.
TDS UpH O
7 7 0
1
S
8 1 7
Time Baud
Day.Month No.
Year Ident
Tref25 Tref20
AutoCal DIN
LoBat
nLF Lin Cal AutoCal TEC
4 If necessary, start the next AutoRead measurement with
<RUN/ENTER>.
With identical measurement conditions, the following applies:
Parameter
D. O. concentra-
tion
Oxygen saturation
index
Oxygen partial
pressure
Sal
mV/pH
%
mg/l
m S/
cm
mbar M cm
1/ cm Sal
6
°
C
/
% K
TP
° F
Auto Store
ARng AR
RCL
Reproducibility
Better than 0.05 mg/l
Better than 0.6 %
Better than 0.6 mbar
Oxi 315i
Response time
> 10 seconds
> 10 seconds
> 10 seconds