... ≥21%O2 flush 25L/min~75L/minGas pressure alarm (electromotion) 0.185~0.22MPa ANESTHESIA VENTILATOR The ... ,FICO2 concentration), Lower gas pressure, sustained pressure, complete pipeline, PEEP, Silence time for alarm ≤120s.ANESTHESIAMACHINE FollowmeterO2(two ... compensation, O2 compensation, N2O compensation, big screen display, alarm volume adjustment, Start self-test, compliance compensation, leakage ...