B-14
B.12 CO2 Module Specifications
Mainstream CO2 Module Specifications
Mainstream CO
2
module
Measurement mode Mainstream
Measurement range Accuracy
0 to 40 mmHg ±2 mmHg
41 to 70 mmHg ±5% of the reading
71 to 100 mmHg ±8% of the reading
Measurement range and
accuracy
101 to 150 mmHg ±10% of the reading
0 to 69 mmHg 0.1 mmHg
Resolution
70 to 150 mmHg 0.25 mmHg
Response time <60 ms
Stability
Short-term drift: ±0.8 mmHg within 4 hours;
Long-term drift: accuracy specification retained within 120 hours.
Mainstream CO
2
module alarm specifications
CO
2
alarm limits Range (mmHg) Accuracy (mmHg) Step (mmHg)
EtCO
2
High Limit
(low limit + 2) to 150
EtCO
2
Low Limit 0 to (high limit – 2)
FiCO2 High Limit 0 to 150
±1 1
Microstream CO2 Module Specifications
Microstream CO
2
module
Measurement mode Microstream
Measurement range Accuracy
0 to 38 mmHg ±2 mmHg
Measurement range
and accuracy
39 to 99 mmHg ±5%（+0.08% for every 1mmHg above
38mmHg）
Measurement
accuracy drift
Meets accuracy requirements within 6 hours
Resolution 1 mmHg
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