Accuracy of controls
English 145
Notes:
• All flows and volumes are measured at BTPS conditions.
• To achieve specified accuracies, a successful Learn Circuit must be performed prior to measurement testing.
Specified accuracies exclude mask compliance.
• Pressure may be displayed in cmH
2
O, hPa or mbar. The conversion factor of the pressure units is 1. This means
the displayed pressure will have the same values regardless of the unit selected.
Accuracy of controls
The following table shows the setting range and accuracy for the adjustable parameters.
±(0.5 hPa + 5% of target)
Refer to delivered pressure
Refer to delivered pressure
Refer to delivered pressure
Refer to delivered pressure
2 to 50 hPa (Valved circuits)
0 to 50 hPa (iVAPS)
Refer to delivered pressure
Refer to delivered pressure
Paed: 50 to 300 mL*
5 mL
±12 mL or 10%, whichever is greater
volume)
Paed: 50 to 300 mL*
5 mL
±15 mL or 15%, whichever is greater
Valved circuits:
±12 mL or 10%, whichever is greater
±(0.1 +30% of target) L/min;
Resp.rate < 12 bpm
±(0.1 +15% of target) L/min;
Resp.rate ≥ 12 bpm
Paed: Off, 5 to 80 bpm
breaths):
0.3 to 3.0 sec
P(A)CV, P-SIMV (mandatory
breaths):
0.2 to 5.0 sec
P(A)C:
0.3 to 4.0 sec
Paed: 0.05 sec
PIF (Peak Inspiratory Flow)
breaths):
Adult: 10 to 120 L/min
Paed: 5 to 60 L/min
Cycle (expiratory trigger)