HF-300 ventilators are pneumatic and microcomputer controlled

This HF-300 ventilators are pneumatic and microcomputer controlled. They are mainly A / C, SIMV, PSV, Spont, MMV, IPPV, SIGH, PEEP etc, which can set Freq., Inspiration time, Respiration hold time etc parameters to keep management for respiration, the main parts of the machine are imported in high quality level, which greatly improves the reliability and stability of the machine. The machine is reasonable in structure, convenient in operation and reliable in performance, and is suitable for emergency, ICU ward and other respiratory rescue and treatment.
Please read user’s manual before operating.

Main performance and technical index
1.
Ventilation mode and composition:
the ventilator is composed of main unit, humidifier, circuit and oxygen regulator.
Ventilation modes: A/C，SIMV，PSV，SPONT，MMV，IPPV，SIGH, PEEP;

2. Air circuit performance:
a) Maximum safety pressure of air circuit: no more than 12kpa.
b) Inspiratory oxygen concentration: 40-100% ± 15%.
c) The maximum working pressure is not greater than the upper pressure limit.

3. Ventilation performance:
a) Respiratory frequency (f): 4-99 times / min, error ± 15%.
b) Inspiratory time (TI): 0.2-6s, less than 1s ± 0.15s, and other errors ± 15%.
c) Breath holding time (TP): 0-2s, less than 1s ± 0.15s, and other errors ± 15%.
d) Trigger pressure (PT): – 2KPa～0kpa. When the inspiratory trigger pressure is – 2KPa to – 1kPa, the tolerance is ± 20%; when the inspiratory trigger pressure is – 1kPa to 0kpa, the tolerance is ± 200Pa.
e) Tidal volume (VT): 0-2000ml; when 0ml-200ml, display value tolerance ± 40ml; when 200ml-2000ml, display value tolerance ± 20%.
f) Maximum minute ventilation volume: not less than 18L / min.
g) PSV: 2-5kpa, error ± 20%
h) Peep pressure: 0.0kpa ~ 3.0KPa. When 0.0kpa-1.0kpa, the tolerance is ± 0.2kpa; when 1.0kpa-3.0kpa, the tolerance is ± 20%
i) SIMV frequency: 4-99 times / min, error ± 15%.

4. Alarm performance:
a) Pressure upper limit (PH) alarm: 2-6kpa, error ± 20%, audible and visual alarm.
b) Pressure lower limit (PL) alarm: 0.0kpa ～ 4.0kpa. When 0.0kpa-1.0kpa, the tolerance is ± 200Pa; when 1.0kpa-4.0kpa, the tolerance is ± 20%. When the airway pressure is lower than the set value of the lower pressure limit for 5s-15s, there shall be an audible and visual alarm.
c) Upper ventilation limit (MVH) alarm: audible and visual alarm when ventilation is higher than the set value.
d) Low ventilation limit (MVL) alarm: audible and visual alarm when ventilation is lower than the set value.
e) Power off alarm: power off alarm shall be given immediately, and the alarm duration shall not be less than 120s.
f) Insufficient air, insufficient oxygen alarm
g) Mute: no more than 2 minutes.

5. Monitoring performance:
a) Tidal volume (VT): 0-2000ml, 0ml-200ml, display value tolerance ± 40ml; 200ml-2000ml, display value tolerance ± 20%.
b) The measured total frequency (ftot) and autonomous frequency (fspont).
c) Minute ventilation (MV).
d) I: E ratio.
e) Peak pressure (Ppeak).
f) Peep pressure: 0.0kpa ~ 3.0KPa. When 0.0kpa-1.0kpa, the tolerance is ± 0.2kpa; when 1.0kpa-3.0kpa, the tolerance is ± 20%.

6. Overall performance:
a) Power supply: AC 220V ± 22v.50hz ± 1Hz.
b) Main unit input power: 90va.
c) Electrical safety: Meet the relevant requirements of GB9706.1-1995 medical electrical equipment Part I: General requirements for safety for class I type B equipment.
d) Noise of the whole machine: no more than 65dB (a).
e) System compliance: no more than 4ml / 100Pa.

7. Service conditions:
a) Ambient temperature: + 5 ℃ ~ + 40 ℃.
b) Relative humidity: 30% – 75%;
c) Atmospheric pressure: 96-104kpa.
d) Use air source, 0.28-0.6mpa, flow rate > 60L / min.
e) Preheating time: 5 minutes.

8. Dimension: 375 × 320 × 300 mm.

9. Net weight: 16KG.

10. Storage and transportation:
The temperature range of normal storage and transportation of this product is – 15 ℃ ~ + 40 ℃;
Relative humidity is not more than 75%, atmospheric pressure range is 50kPa ~ 106kpa, there should be no acid, alkali and corrosive gas in the room, and there should be no strong mechanical vibration, impact, strong magnetic field and well ventilated place. During transportation, it should be moisture-proof, handle with care, and pay attention to direction signs.