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Functional description
8-5
Document no. 2044677-001
3
Functional description
3.1 Measurement principle
3.1.1 CO
2
measurement
MiniC is a side stream gas analyzer, measuring real time concentrations of CO
2.
It is a non
dispersive infrared analyzer, measuring absorption of the gas sample using an optical narrow
band filter.
The infrared radiation detector is thermopile.
Concentration of CO
2
is calculated from absorption measured at 4.2 to 4.3
µ
m.
Figure 2
Absorbance of CO
2
3.2 Main components
The miniC unit in N-FC and N-FCREC modules consists of:
−
Gas sampling system
−
MiniC measuring unit
−
CPU board
The recorder unit in N-FREC and N-FCREC consists of:
−
Recorder board
−
Thermal printer
Summary of Contents for b30
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Page 12: ...B30 Patient Monitor 8 Document no 2044677 001...
Page 13: ...1 Introduction...
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Page 61: ...2 Installation...
Page 69: ...3 Maintenance...
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Page 105: ...4 Troubleshooting...
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Page 125: ...5 Service Menu...
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Page 159: ...6 Field replaceable unit...
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Page 166: ...B30 Patient Monitor 6 6 Document no 2044677 001 1 6 Frame for B30 Frame for B30...
Page 183: ...Frame disassembly 6 23 Document no 2044677 001...
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Page 191: ...7 Technical specification...
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Page 199: ...8 N F C REC Module...
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Page 238: ...B30 Patient Monitor A 6 Document no 2044677 001...
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