Dräger Julian, Operating Instructions Manual

Page: 140 / 148

Flow measurement
(hot wire anemometry)
Tidal volume VT
Range 0.02 to 9.99 L
Resolution 0.01 L
Accuracy (under calibration conditions Better than
±
8 % of the measured value or 0.01 L, the larger value
and 1013 hPa) applies
Minute volume MV
Range 0 to 99.9 L/min
Resolution 0.1 L/min
Accuracy Better than
±
8 % of the measured value
(under calibration conditions and BTPS*)
Respiration rate
Range 0 to 60 per minute
Resolution
±
1 per minute
Accuracy
±
1 per minute or
±
10 %, the smaller value applies.
Breathing gas temperature measurement
(NTC resistance)
Measuring range 20 to 50
°
C (68 to 122
°
F)
Resolution 1 K
Accuracy
±
0.5 K in the range from 30 to 41
°
C (86 to 106
°
F)
CO
2
measurement
(infrared spectrometry)
CO
2
measurement
(infrared spectrometry)
Sample rate 60 mL/min or
(selectable) 200 mL/min
Delay time for sampling Less than 1 s (for a sample rate of 200 mL/min)
Response time t
10...90
at 200 mL/min 300 ms
at 60 mL/min 1 s
Measuring range 0 to 9.9 kPa (0 to 80 mmHg)
Resolution 0.1 kPa
Accuracy
±
0.2 vol% or 5 % of measured value
___________
* BTPS: Body temperature, current atmospheric pressure, gas saturated
Technical Data
Measuring Functions
Operating Instructions Julian SW 3.n
140