Welch Allyn Atlas Operator's Manual

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

Welch Allyn Atlas Specifications

General

Brand	Welch Allyn
Model	Atlas
Category	Medical Equipment
Language	English