A - 20
Response time For CO
2 
measurement (without O
2 
measurement):
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤5.0 s @ 70 ml/min 
≤4.5 s @ 90 ml/min 
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤5.0 s @ 120 ml/min
For CO
2 
measurement (with O
2 
measurement):
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤4.5 s@90 ml/min.
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤5 s@120 ml/min 
For O
2 
measurements:
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤4.5 s @ 90 ml/min 
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤5 s@120 ml/min
Rise time For CO
2 
measurement (without O
2 
measurement):
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤250 ms@70 ml/min.
≤250 ms@90 ml/min.
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤300 ms@120 ml/min 
For CO
2 
measurement (with O
2 
measurement):
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤250 ms@90 ml/min.
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤300 ms@120 ml/min 
For O
2 
measurements:
Measured with a DRYLINE II neonatal watertrap and a 2.5-meter neonatal 
sampling line:
≤800 ms@90 ml/min.
Measured with a DRYLINE II adult watertrap and a 2.5-meter adult sampling 
line:
≤750 ms@120 ml/min 
awRR measurement range 0 to 150 rpm
awRR measurement precision ≤60 rpm: ±1
61 to 150 rpm: ±2
awRR resolution 1 rpm
Data sample rate 50 Hz
Effect of interference gases on CO
2 
measurements
Gas Concentration (%) Quantitative effect*