A.1 general specifications – Welch Allyn Atlas Monitor - User Manual User Manual
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10 Appendix A: Technical Specifications for the Atlas Monitor
A.1 General Specifications:
Size
33 x 24 x 23 cm (13 x 9.5 x 8.75 inches)
Weight
4.3 kg (9.5 lb.) (model 621xx)
6 kg (13.2 lb.) (models 622xx & 623xx)
Display Type
Cathode Ray Tube / LED
Display Size
275 x 125 mm (10.8 x 4.9 inches)
Screen Displays (numeric)
Heart Rate (ECG)
MAP (mean arterial pressure)
BP in kPa (option for Chinese language setting
only)
Respiration Rate (impedance respiration, models
622xx and 623xx)
Respiration Rate (ETCO
2
, model 623xx only)
CO
2
concentration (model 623xx only)
Screen Displays (waveform)
ECG – one line, or cascading to two lines, with 1
mV scale bar on first line
SpO
2
Impedance Respiration (models 622xx and 623xx)
ETCO
2
(model 623xx)
Numeric Displays
3-digit green LED: Pulse
3 digit red LED: Systolic
3 digit red LED: Diastolic
2-digit red LED: SpO
2
%
4-digit green LED: Temperature (models 622xx
and 623xx)
Trend Data
Date/Time, Heart Rate, Systolic, Diastolic, MAP,
SpO
2
Respiration Rate, Temperature (models 622xx and
623xx)
CO
2
concentration (model 623xx)
Trend Sampling
Sample at every BP cycle, or every 15 minutes
Trend Capacity
144 samples, maximum time span 36 hours
Power Voltage
100 to 240 VAC
Power Frequency
50 - 60 Hz
Power Current
100 VA
Storage Temperature
-20
° to 50° C
Storage Humidity
15 to 95% non-condensing
Storage Altitude
-170 to 3050 meters
Operating Temperature
10
° to 40° C
Operating Humidity
15 to 90% non-condensing
Operating Altitude
-170 to 3050 meters
Type of Protection Against Electric Shock
Class 1 (model 621xx)
Class 1, Internally powered (model 622xx, 623xx)