Xylem ProLab 4000 MULTIPARAMETER BENCHTOP METER - Manual (Page 123)

ProLab 4000 Ion concentration
123 ba75646e02 01/2010
6 In the Standard register, enter the values for Standard volume-
Standard concentration and ISA/TISAB volume if necessary.
7 Thoroughly rinse the electrode with deionized water.
8 Immerse the electrode in the standard.
9 Start the measurement with [Continue].
The measured value is checked for stability (Stability control).
10 Wait for the measurement with stability control to end.
or
Take over the measured value with [OK].
The Sample register opens up.
11 Add the sample to the standard solution.
12 In the Sample register, enter the values for the sample volume
(Sample volume) if necessary.
13 Start the measurement with [Continue].
The measured value is checked for stability (Stability control).
14 Wait for the measurement with stability control to end.
or
Take over the measured value with [OK].
The Calculation register with the calculated measured value
pops up.