Specifications 55
DreamStation BiPAP autoSV User Manual
6.1.10 Declared dual-number noise emissions values (in accordance with
ISO 4871)
The A-weighted sound pressure level
Device: 25.8 dB(A) with and uncertainty of 2 dB(A).
Device with Humidifier: 27.9 dB(A) with and
uncertainty of 2 dB(A).
The A-weighted sound power level
Device: 33.8 dB(A) with an uncertainty of 2 dB(A).
Device with Humidifier: 35.9 dB(A) with an
uncertainty of 2 dB(A).
Note
Values etermined according to noise test code given in ISO 80601-2-70:2015, using the basic
standards ISO 3744 and ISO 4871.
6.1.11 Control accuracy
Parameter
Range
Accuracy
IPAP
4 – 30 cmH
2
O
± 2.5 cmH
2
O*
EPAP
4 – 20 cmH
2
O
± 2.5 cmH
2
O*
CPAP
4 – 20 cmH
2
O
± 2.5 cmH
2
O*
Breath rate
4 to 30 BPM
greater of ± 1 BPM or ±10% of setting
Inspiration time
0.5 to 3 seconds
± (10% of s 0.1 second)
*Pressure measured at the patient connection port with or without the integrated heated humidifer (no
patient flow).
6.1.12 Pressure accuracy
Pressure increments: 4.0 to 30.0 cmH
2
O (in 0.5 cmH
2
O increments)
6.1.13 Displayed parameter accuracy
Parameter
Accuracy
Resolution
Range
Estimated Leak Rate
± (5 + 15% of reading) LPM
1 LPM
0 to 200 LPM
Exhaled Tidal Volume
± (25 + 15% of reading) mL
1 mL
0 to 2000 mL
Respiratory Rate
greater of ± 1 BPM or ± 10% of reading
1 BPM
0 to 60 BPM
Exhaled Minute
Ventilation
± (1 + 15% of reading) LPM
1 LPM
0 to 99 LPM
