Xylem handylab OX 12 - Manual (Page 25)

handylab Ox 12 Operation
25 ba75369e04 01/2011
4.3.1 Calibrating with the air calibration vessel
Proceed as follows to calibrate the instrument:
Note
The sponge in the air calibration vessel must be moist (not wet).
1 Connect the D. O. probe to the measuring instrument.
2 Keep an air calibration vessel ready for use.
3 Put the D. O. probe into the air calibration vessel.
4 Press the key repeatedly until O
2
CAL appears.
5 Press the key. AutoRead is active, AR flashes.
6 As soon as a stable value is reached, the AR display indicator stops
flashing. This indicates that the calibration is complete; the sensor
symbol shows the relative slope that was determined and the sensor
evaluation (see page 24).
ARng
mg/l
8
LoBat
Time Baud
Day.Month No.
Ident Year
Sal
%
mbar
1 S
RCL AR
Store Auto
° F
1/cm
/ K %
TDS UpH Sal
mV/pH
S/ m cm
cm M
Lin
Tref25 Tref20
nLF
AutoCal DIN
AutoCal TEC
6 7 1
A L C
O
° C
TP
Cal
ARng
mg/l
8
LoBat
Time Baud
Day.Month No.
Ident Year
Sal
%
mbar
1
RCL
Store Auto
° F
1/cm
/ K %
TDS UpH Sal
mV/pH
S/ m cm
cm M
Lin
Tref25 Tref20
nLF
AutoCal DIN
AutoCal TEC
6 7 1
8 8 0
O
° C
TP
Cal AR
S