Datex-Ohmeda S/5 monitors
Document No. 800 1009-1
4
1.3.1
Normal conditions
Accuracy specifications apply in normal conditions (after 30 minutes warm-up period):
Ambient temperature
18...28
°
C, within
±
5
°
C of calibration
Ambient pressure
500...800 mmHg,
±
50 mmHg of cal.
Ambient humidity
20...80 % RH,
±
20 % RH of cal.
Non-disturbing gases
−
Ethanol C
2
H
5
OH(
<
0.3%)
−
Acetone (
<
0.1%)
−
Methane CH
4
(
<
0.2%)
−
Nitrogen N
2
−
Carbon monoxide CO
−
Nitric Oxide NO (
<
200 ppm)
−
water vapor
Maximum effect on readings
−
CO
2
<
0.2 vol%
−
O
2
, N
2
O
<
2 vol%
−
anesthetic agents
<
0.15 vol%
Effect of Helium
decreases CO
2
readings
<
0.6 vol% typically
1.3.2
Conditions exceeding normal
Accuracy specifications under the following conditions;
:
Ambient temperature
10...40
°
C, within
±
5
°
C of calibration
Ambient pressure
500...800 mmHg,
±
50 mmHg of calibration
Ambient humidity
10...98 % RH,
±
20 % RH of calibration
During warm-up 2 to 10 minutes (anesthetic agents 5-10 minutes), under normal conditions
During warm-up 10 to 30 minutes, under normal conditions
Accuracy under different conditions (see above)
Condition
and
Condition
CO
2
±
(0.3 vol% + 4 % of reading)
(at 5 vol% error
±
0.5 vol%)
±
(0.4 vol% + 7 % of reading)
(at 5 vol% error
±
0.75 vol%)
O
2
±
(2 vol% + 2% of reading)
±
(3 vol% + 3% of reading)
N
2
O
±
(3 vol% + 3% of reading)
±
(3 vol% + 5% of reading)
Agents: Hal, Enf, Iso,
Sev, Des
±
(0.2 vol% + 10% of reading)
±
(0.3 vol% + 10% of reading)
