Xylem pH/ION 3400i ION SELECTIVE ELECTRODE ANALYZER - Manual (Page 37)

pH/ 3400i Operation
37
Two-point calibration
1 Press the key. The previously set up concentration of
the first standard solution and ConCal appear on the display.
2 Enter the current concentration of the first standard solution
with <
▲> <▼>.
3 Immerse the ISE electrode and, if necessary, the temperature
sensor in the first standard solution.
4 Press the key.
The electrode voltage appears on the display, the AR display
indicator flashes.
5 As soon as a stable value is achieved, AR stops flashing. The
previously set up concentration of the second standard solution
appears on the display.
UpH
%
°C TP
Ident Year
AutoCal DIN
AutoCal TEC
mV/pH
mol/L
Auto Store
RCL
LoBat
CalError
ARng AR
Time Baud
Day.Month No.
1
°F
S
TempError
% ppm
1 d t
0 00
ConCal
mg/l
1
ISE
S
°F
%
1
S
0 1
/pH
mg/L
2
UpH
Ident Year
AutoCal DIN
AutoCal TEC
mol/L
Auto Store
RCL
LoBat
CalError
ARng
Time Baud
Day.Month No.
TempError
% ppm
4 3 2
5 0
ConCal
ISE
AR
mV
°C TP