A5/A3™ Operating Instructions 046-003777-00 9 - 21
Product Specifications Displays and Controls Specifications
9.12 Displays and Controls Specifications
9.12.1 Electronic Controls
PEEP Monitoring Accuracy 0 to 30 cmH
2
O: ± 2.0 cmH
2
O, or ± 10 % of the displayed
value, whichever is greater
> 30 cmH
2
O: not defined
Respiration Monitoring Accuracy: ± 1 bpm or ± 10 % of the set value, whichever is smaller
Minute Volume Monitoring Accuracy: 0 to 30 L/min ± 15 % of the displayed value, repeatable to
±5 % over a 1-hour period
* Specifications are applicable after warm-up time of the Breathing System (Section 9.8.6).
TABLE 9-28 Control and Monitoring Accuracy
Display Size: Color LCD, 15 inch diagonal, 4:3 ratio, 1024 X 768 resolution
TFT technology with touch screen
Graphic Waveforms: Airway Pressure and Flow
Graphic Virtual Flow Meters: Displayed range (N
2
O, Air, O
2
): 0 to 15 L/min
Control range (Air, O
2
): 0 to 15 L/min
Control range (N
2
O): 0 to 10 L/min
Accuracy: ± 10 % or 0.12 L/min, whichever is greater
Resolution:
50 ml/min @ 0 to 1 L/min
100 ml/min @ 1 to 15 L/min
Numeric Data: Tidal Volume, Minute Volume, Peak airway pressure, PEEP,
Mean or Plateau pressure, Breath Rate, FiO
2
AC Power Indicator LED: Green illuminated = plugged active AC power line
Not illuminated = unplugged or inactive AC power line
Battery State Indicator LED: Solid green illuminated = battery supply is charging or fully
charged
Not illuminated = battery supply is discharging or not
charging
Work Light: Settings: Off, Low, High
System Switch: ON position = power applied to unit, O
2
fresh gas flow
available
Power Standby position = power applied only to charge
battery supply, O
2
fresh gas flow not available
Note: Flow of Air is independent of the system switch
position and is regulated by the flow control knobs.
Touchpad (A5 only): Allows alternate control of the touch screen
Mouse: SB port on rear of A5/A3 allows connection of a mouse for
alternate control of the touch screen.
TABLE 9-29 Electronic Controls
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