Welch Allyn Atlas Operator's Manual page 77

Degree of Protection Against Electric Shock
Mode of Operation
Degree of Protection Against Harmful Ingress of
Water
Degree of Safety of Application in the Presence of
a Flammable Anesthetic
Medical Device Directive Classification
FDA Device Classification
Canadian Medical Device Directive
A.2 SpO - Nellcor
2
SpO Range
2
Measurement Method
SpO2 Accuracy
Nellcor (no motion)
Nellcor (with motion)
Pulse Range
Pulse Accuracy
Nellcor (no motion)
Nellcor (with motion)
Plethysmograph
Alarms
Alarm range
Audible signals (pulse tone)
Audible volume (pulse tone)
Update frequency – Nellcor
Sensor measurement wavelengths – Nellcor
Type CF: Defib Protected
Continuous operation
IPX2 (IEC 60529)
Equipment not suitable for use in the presence of a
Flammable Anesthetic Mixture.
II b
II
III
40 to 100%
Functional saturation
70 to 100%, (Specified at 28º to 42º C sensor
temperature)
± 2 digits
± 3 digits
20 to 250 beats/minute
± 3 digits at 20 to 250 bpm
± 5 digits at 55 to 125 bpm
10 segments, vertical bar graph; proportional to
pulse volume
Low SpO
2
High and Low Pulse Rate (if ECG not active)
SpO : 60 to 99%
2
Pulse Rate alarms use ECG Heart Rate settings
when ECG not used
Frequency tracks SpO
Used alone, pulse tone tracks SpO
Used with ECG, pulse tone tracks ECG Heart Rate
8 levels including OFF
Every heart beat
Red: 660 nm, nominal; Infrared: 890 nm, nominal
65
level
2
pulse
2