Xylem ProLab 4000 - Manual (Page 123)

ProLab 4000 Ion concentration
123 ba75646e03 12/2012
6 In the Sample register, enter the values for the sample volume
(Sample volume) and the volume of the ISA/TISAB solution
(ISA/TISAB volume) as necessary.
7 Use [Dosing] to automatically add the adjusted volume of the
ISA/TISAB solution (ISA/TISAB volume).
or
If the burette control is inactive:
Add the adjusted volume of the ISA/TISAB solution (ISA/TISAB
volume) manually.
8 Check the currently displayed ions.
If the ion of the standard (e.g. Cl (Sub) is displayed incorrectly:
Change the ion type of the standard solution [e.g. Cl (Sub)] in
the ION register.
9 Thoroughly rinse the electrode with deionized water.
10 Immerse the electrode in the sample.
11 Start the measurement with [Continue].
The measured value is checked for stability (Stability control).
12 Wait for the measurement with stability control to end.
or
Take over the measured value with [OK].
The Standard register opens up.