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•  Set the ambient humidity, next press ENTER for confirmation. The computer software proceeds 
to the next step, i.e. air pressure settings. 
 
•  Set the air pressure, next press ENTER for confirmation. The computer software proceeds to 
the next step, i.e. entering the first control volume (V1) for a tested pipette. 
•   
•  Enter (V1) control volume. For fixed volume pipettes (P2.13.5 VOLUME DETERMINATION 
parameter set to value <1>) this is the one and only value to be entered. The computer 
software proceeds to the next step, i.e. entering the second control volume (V2) for a tested 
pipette. 
 
• 
Enter (V2) control volume. The computer software proceeds to the next step, i.e. entering the 
third control volume (V3) for a tested pipette. 
 
•  Enter (V3) control volume. 
 
• 
Upon entering the data the computer software proceeds to pipettes calibration. 
 
•  Follow the displayed description and complete the procedure. 
•  By means of a pipette, dose the first portion of water, wait until the measurement is stable and 
press ENTER to confirm. 
 
•  The computer software records the measurement. If P2.3.7 AUTOMATING TARING parameter 
is set to value <YES> then the indication is automatically tared. If P2.3.7 AUTOMATIC 
TARING parameter is set to value <NO> than the user must press TARE button in order to tare 
the indication before dosing another portion of water. 
•  Upon completion of series of measurements, summary is displayed. 
 
•  Press ENTER to continue measuring process, press Esc. to stop it. Upon pressing Esc. button 
the computer software returns to the main window.