wtw Cond 3210, Operating Manual

Page: 31 / 48

Cond 3210 Operation
31 ba75794e07 07/2017
Determining the cell
constant
For this calibration procedure, the Measuring cell setting must be set to
cal in the Measurement menu. Proceed as follows to determine the cell
constant:
Display Calibration
record Cell constant [cm
-1
]
+++ within the ranges
0.450 ... 0.500 cm
-1
or
0.800 ... 0.880 cm
-1
Error Error
outside the ranges
0.450 ... 0.500 cm
-1
or
0.800 ... 0.880 cm
-1
Eliminate the error according to
chapter 6 W
HAT TO DO IF
...
1 Connect a conductivity measuring cell to the measuring instru-
ment.
2 In the measured value display, select the conductivity parame-
ter with
<M> .
3 Start the calibration with <CAL> .
The cell constant that was calibrated last is displayed.
4 Immerse the conductivity measuring cell in the control standard
solution, 0.01 mol/l KCI.
5 Start the measurement with <ENTER> .
The [AR] status indicator is displayed. The measured parame-
ter flashes.
6 Wait for the end of the AutoRead measurement or accept the
calibration value with
<ENTER> .
The calibration record is displayed.
ϰ
0.479 1
/cm
25.1
°C
15.03.2014
10:00