... rate, ratio, peak airway pressure, pressure - time waveform, flow rate - the time wave, positive end expiratory pressure, inspiratory trigger pressure 5 ... ~ 10 L / min High pressure continued to alarm when the alarm has been higher than 2.5 kPa Suffocation alarm ... volume, the sound, light alarm Power failure alarm 6. Power Supply AC 220V ± 10% 50Hz ± 1Hz UPS power supply, battery Multi-function Medical ...