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Calibration
Calibration Procedure
To calibrate the unit proceed as follows:
•
Connect the calibration pump to the sensor. Ensure that there are no air leaks
•
Press the CAL key - the menu is displayed as shown on the previous page
•
The cursor is positioned at temperature. Enter the ambient temperature
•
Press ENTER when the correct temperature entered
•
Wait 1 second.
•
Press the START key
•
Pump 4 to 6 litres of air through the sensor
Note: Make sure that the flow sensor is kept still during the pumping operation.
While pumping, the unit records the volume being pumped through the flow sensor and
indicates it on the display.
•
Press the STOP key when finished pumping,
•
Enter the pumped air volume at syringe volume prompt (depending on the size of the
calibration pump and times of pumping; i.e. a 2 litre pump pumped 3 times * 6 litres).
•
Press ENTER.
•
The message "Calibration complete " appears on the display, press the PRINT key
to obtain a printout of die calibration report with the following information:
Page 22
SP-1
User's Guide
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