Dräger Julian - Breathing System; Measuring Systems; O 2 Measurement; Pressure Measurement

Breathing system
Total gas volume Approx. 4.5 L enclosed gas volume
Compliance with filled absorber container,
without breathing hoses Approx. 4.5 mL/mbar
Absorber volume 1.5 L
Leakage (EN 740) <150 mL/30 mbar
Pressure limiting valve APL
Adjustment range 5 to 70 mbar
±15 % of setting
Exp. resistance (EN 740) 4.87 hPa at 60 L/min
Insp. resistance (EN 740) 4.65 hPa at 60 L/min
absorber container filled with DrägerSorb 800
Measuring systems
Pressure measurement
(piezoresistive)
Airway pressure –10 to 99 mbar
Resolution 1 mbar
Accuracy Better than ±4 % of measured value or at least 1 mbar,
the larger value applies.
O2 measurement
(fuel cell in sidestream)
Sample rate 60 mL/min or 200 mL/min
Delay time for sampling Less than 1 second
Measuring range 5 to 100 vol%
Resolution 1 vol%
Accuracy Calibration in air:
±3 vol% in the range from 5 to 50 vol%
±5 vol% in the range from 50 to 100 vol%
Calibration with 100 % O2:
±3 vol% in the range from 5 to 100 vol%
Drift Within the ranges specified above
Response time t10...90
at 200 mL/min 500 ms
at 60 mL/min 1 s
133
Technical Data
"Only for internal use by Draeger. Not applicable as Instructions for Use!"