LABEC M-MIA-LA User Manual
Page 96
 
Ultrasonic milkanalyser
Operation manual
04.11.09
94/107
5. After the readings calm down, the operator has to press the button below 
the inscription Set. 
6. Repeat the procedure with Next buffer. 
 
The following is displayed: 
 
pH Calibr OK
 
This means that the procedure for analyser calibration was successfully 
completed. 
7. pH measuring mode is started automatically. 
8. Check calibration correctness by measuring buffer solution 7.00. 
9. pH Measuring. 
After starting this menu the measurement is done in mode off line, i.e. the 
analyser works only as a pH meter. The operator has to dip the probe in the 
sample and on the display the following is shown: 
 
pH measuring
x.xxxV
y.yy pH
Exit
 
Where: 
x.xxx – measured by the probe voltage 
y.yyy – measured probe’s pH 
By pressing the button Exit, the operator may exit the program and to pass 
towards another menu. 
 
10. pH En/Disable 
Serves for enabling/disabling the pH measuring during normal work of the 
analyser - On line. After starting it the display shows: 
 
pH Measuring
XXX
No OK Yes