Performance; System; Humidity; Servo Control Oxygen - GE Giraffe Service Manual

B.8 Performance
B.8.1 System
Control
+/- 1.0ºC
accuracy
Variability +/- 0.5ºC
Warm-up time < 50 min.
Patient +/- 0.3ºC @ 30ºC
measurement to 42ºC accuracy
Air Velocity < 10 cm/sec
CO2 level 0.3%
Sound level < 50 dBA
B.8.2 Humidity
+/- 10 % of full range for
Servo control
settings up to 85%; minimum
accuracy
75% for settings >85%
Ramp-up time <50 minutes
Operating time
>12 hours
without refill
B.8.3 Servo Control Oxygen
Control range
Resolution
Accuracy
Rise time
Recovery from opening porthole
*Over the life of the sensor
© 2001 by Datex-Ohmeda, Inc.. All rights reserved.
Control Temp vs. Avg. Incubator Temp with level bed in manual mode.
Incubator Temp vs. Avg. Incubator Temp
Time to reach 38.5ºC control temp from cold start in 25ºC 50% RH room
ambient
Accuracy of patient temperature measurement system within range of
temperature measurement
In Whisper Quiet mode, velocity measured 10 cm above the center of
TM
the mattress, closed bed
Maximum CO2 level measured per IEC 60601-2-19, clause 105.1
In Whisper Quiet mode, sound level measured 10 cm above the center
TM
of the mattress
Humidity control setting vs. average humidity at 10 cm
above center of bed
Time to reach 75% RH with a 39ºC control temp from cold
start in 25ºC 50% RH room ambient
Operational time at 65% RH control setting with one filling of
reservoir in 25ºC 50% RH room ambient
21 to 65% in 1% increments
1 %
5%*
10 minutes from 21% to 5% below set point
5 minutes from closing porthole to 5% below set point
Appendix B: Specifications
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