RADIOMETER ABL90 FLEX - Page 12

Contents ABL90 FLEX reference manual
Prior to measurement................................................................. 3-4
Heating.................................................................................... 3-4
Solutions.................................................................................. 3-4
Waste removal.......................................................................... 3-4
Patient samples ................................................................................ 3-5
Measuring process ..................................................................... 3-5
Rinse process................................................................................... 3-6
Calibration....................................................................................... 3-7
pO
2
calibration .......................................................................... 3-7
pCO
2
, cGlu, cLac calibration ........................................................ 3-7
pH, cK
+
, cNa
+
, cCa
2+
, cCl
–
calibration ........................................... 3-7
Oxi calibration........................................................................... 3-7
Automatic QC................................................................................... 3-8
Measuring process ..................................................................... 3-8
Manual QC samples........................................................................... 3-9
Measuring process ..................................................................... 3-9
4. Electronics .......................................................................................4-1
General information........................................................................... 4-2
General information........................................................................... 4-2
General information ................................................................... 4-2
Communication ......................................................................... 4-2
Electronic boards and components....................................................... 4-3
Power supply ............................................................................ 4-3
Sensor Module .......................................................................... 4-3
Inlet positioning ........................................................................ 4-3
User Interface Module ................................................................ 4-3
Printer unit ............................................................................... 4-4
Sample mixer (for safePICO only) ................................................ 4-4
5. Sensors and measuring technologies ...............................................5-1
Overview......................................................................................... 5-2
General construction ......................................................................... 5-2
Sensors.................................................................................... 5-2
General measuring principles.............................................................. 5-3
Introduction.............................................................................. 5-3
Activity vs. concentration............................................................ 5-3
Conversion of activity to concentration.......................................... 5-3
Calibration....................................................................................... 5-4
General information........................................................................... 5-5
Definition ................................................................................. 5-5
Frequency ................................................................................ 5-5
Calibration solutions................................................................... 5-5
Traceability of calibration solutions............................................... 5-5
The calibration equation..................................................................... 5-6
Definition ................................................................................. 5-6
Use.......................................................................................... 5-6
Deriving the calibration line......................................................... 5-6
Scale ....................................................................................... 5-6
Sensitivity........................................................................................ 5-7
Definition ................................................................................. 5-7
Updating .................................................................................. 5-7
Sensitivity ................................................................................ 5-7
Status...................................................................................... 5-7
Drift......................................................................................... 5-7
Measurement ................................................................................... 5-8