Owner's manual

pH/ 3400i Operation
39
Three-point
calibration
11 To return to the measuring mode: Press the <M> key or go on
to the three-point calibration by pressing the <RUN/ENTER>
key.
U
°C
RCL
CalError
ARng
TempError
AR
°F
%
4
3
2
TP
1
1
/pH
mg/L
2
pH
Ident
Year
AutoCal DIN
AutoCal TEC
mol/L
Auto
Store
LoBat
Time
Baud
Day.Month No.
% ppm
4
6
ConCal
ISE
mV
S
2
12 The previously set up concentration of the third standard solu-
tion appears on the display.
13 Enter the current concentration of the third standard solution
with <▲> <▼>.
14 Thoroughly rinse the ion selective electrode and, if necessary,
the temperature sensor with deionized water.
15 Immerse the ion selective electrode and, if necessary, the tem-
perature sensor in the third standard solution.
16 Press the <RUN/ENTER> key.
The electrode voltage appears on the display, the AR display
indicator flashes.
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
3
d
t
00
0
ConCal
mg/l
5
ISE
S