LABEC M-MIA-CC - Manual (Page 87)

Ultrasonic milk analyser
Operation manual 23.08.10 85/98
On line automatic pH measuring, when measuring the rest of the sample’s
parameters.
When starting work with рН meter first connect the probe/sensor, and then
the power supply of the device.
Having in mind the characteristics of the process of pH measuring it is
necessary to dip the рН probe in the sample and then to press the button
Enter.
After starting the menu pH & Co Meter the following message appears on
the display:
pH Calibration
pH Measuring
pH En/Disable
pH U Display
-------------------------
pH Test
Co Meter Calibr
Co Meter Test
Co Meter En/Dis
-------------------------
Exit
8. pH Calibration.
Serves for calibrating the pH meter. For that purpose use 2 standard buffers,
shown on the display as Low buffer (for example 5.00 pH) and High buffer
(for example 7.00 pH). The procedure is following:
1. Start menuCalibration.
2. Put the pH probe in Low buffer.
3. By pressing the buttons of the analyser enter the exact buffer value. The
display shows:
pH Calibr
Put Izopot buff
Buf=xx.xxx