JB02020-INS-LAB-RevA20 • Fingertip Oximeter User Manual
18
TECHNICAL SPECIFICATIONS CONTINUED
Visual alert
function
When measuring, if SpO
2
value or pulse rate value
exceeds the preset limit, the measured value
which exceeds limit will flash on the screen.
Power supply
requirement
Two AAA alkaline batteries
Supply voltage
3.0VDC
Operating current
≤40mA
Environmental
Conditions
Temperature
Operating
41°F ~ 104°F
(5°C ~ 40°C)
Storage
-4ºF ~ 140ºF
(-20ºC ~ 60ºC)
Humidity
Operating
30% ~ 80%
Storage
10% ~ 95%
Atmospheric
pressure
Operating
70kPa ~ 106kPa
Storage
50kPa ~ 107.4kPa
Low Perfusion
Performance
The accuracy of SpO
2
and PR measurement still
meet the precision described above when the
modulation amplitude is as low as 0.6%.
Ambient Light
Interference
The difference between the SpO
2
value measured
in the condition of indoor natural light and that of
darkroom is less than ±1%.
Содержание John Bunn JB02020
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