Entering a different value for hüfner’s number – ITC Avoximeter 1000E Whole Blood Oximeter User Manual
Page 31
ITC AVOXimeter 1000E Operator’s Manual
25
Entering a Different Value for Hüfner’s Number
Hüfner’s number (the volume of oxygen that can be carried by one gram of hemoglobin) is used
to calculate the oxygen content of a sample (see page 1). Although Hüfner’s number is generally
assumed to be 1.39 mL/g of Hb, facilities may use a different value and may wish to set the ITC
AVOXimeter 1000E
to match other instruments in the facility.
1.
Display the “Calibration” menu (a submenu of
, see page 8).
2.
Press
followed by
to display the screen for accepting or changing the
value used for Hüfner’s number:
3.
Press
followed by
to display the screen for entering a different value:
Note:
A default value of 1.39 is entered at the factory. Values ranging from
1.30 to 1.39 can be entered.
4.
Press the number key (e.g.,
) corresponding to the new value:
5.
Check that the new Hüfner’s number is correctly displayed, then press
followed by
. The “Calibration” menu is again displayed.
6.
Press
to return to the previous menu, if desired.