Technical Specifications; Normal Conditions - GE B30 Technical Reference Manual

2.2.2 Technical specifications

Airway humidity
Sampling rate
Sampling delay
Total system response time
Automatic compensation for barometric pressure, CO
compensation selectable from menu.
Warm-up time
Zeroing interval

2.2.3 Normal conditions

Accuracy specifications apply in normal conditions (after 30 minutes warm-up period):
Ambient temperature
Ambient pressure
Ambient humidity
Automatic compensation for barometric pressure.
Non-disturbing gases are those with a maximum effect on the CO
effect is valid for specific concentrations shown in parentheses of the non-disturbing gas:
−
−
−
−
−
−
−
Disturbing gases and their effect on the CO
listed reflect the effect of specific concentrations (shown in parentheses) of an individual
disturbing gas and should be combined when estimating the effect of gas mixtures:
−
−
−
−
−
−
−
−
−
−
−
Ethanol C H OH (<0.3%)
2 5
Acetone (<0.1%)
Methane CH (0.2%)
4
Nitrogen N
2
Water vapor
Dichlorofluromethane (<1%)
Tetrafluoroethane (<1%)
Halotane (4%) increases < 0.3 vol%
Isoflurane (5%) increases < 0.4 vol%
Enflurane (5%) increases < 0.4 vol%
Desflurane (24%) increases < 1.2 vol%
Sevoflurane (6%) increases < 0.4 vol%
Helium (50%) decreases < 0.3 vol%
If O compensation is not activated: O
2
If O compensation is activated: O
2
If N O compensation is not activated: N
2
N O (40 to 80%) increases < 0.8 vol%
2
If N O compensation is activated: N
2
0...100%, condensing
150 ±25ml/min (sampling line 2 to 3 m, normal conditions)
2.1 seconds typical with a 3-m sampling line
2.4 seconds typical with a 3-m sampling line, including sampling
delay and rise time (typically 3.7 seconds with a 6-m sampling
line).
-NO and CO
2 2
1 min for operation with CO
4, 15, 30 and 60 minutes after start-up, then every 60 minutes.
18...28 °C, within ±5°C of calibration
500...800mmHg, ±50mmHg of cal.
20...80% RH, ±20% RH of cal.
reading at 5.0 vol% CO
2
(40 ... 95%) decreases < 0.3 vol%
2
(40 ... 95%) error < 0.15 vol%
2
O (40%) increases < 0.4 vol%
2
O (40 to 80%) error < 0.3 vol%
2
Specifications
-O collision broadening effect
2 2
30 min for full specification
2,
reading <0.2 vol%. The
2
are shown below. Errors
2
Document no. 2044677-001
8-3