H E Y E R P a s i t h e c
92 / 106 HEYER Pasithec, Operator’s manual Rev. 0.2 Draft - 12/09
10.7 Breathing System Technical Specification
Flow compensation range: 1 to 10 L/min Compensation of fresh
gas
Gas components: O
2
, N
2
O, Air, Anesthetic Agent
Absorbent Capacity: 1800 ml
Connection Common Gas Outlet: ISO 5356 connector
Leakage of breathing
system
At pressure of 3 kPa (0.4psi):
Leakage of flow: ≤150 ml/min
Resistance of breathing
system
At flow of 60 L/min:
Resistance of exhalation: ≤0.6 kPa;
Resistance of inhalation: ≤0.6 kPa.
At flow of 30 L/min:
Resistance of exhalation: 2.2 kPa;
Resistance of inhalation: 2.2 kPa.
Patient cycle of small resistance should be used in accordance with the
relevant standard.
Resistance of APL valve At flow of 3 L/min, resistance of flow: 0.05 to 3 kPa;
At flow of 30 L/min, resistance of flow: 0.1 to 0.5 kPa.
Leakage of connector Resistance of flow: ≤50 ml/min. (APL valve close fully)
Resistance of check valve Dryness: ≤0.15 kPa
The pressure generated by a wet unidirectional valve: <0.14 kPa;
The pressure to open a wet unidirectional valve: <0.1 kPa
Compliance of absorber <50 ml/kPa
Internal volume 2.5 L approximately
O
2
flush 25 to 75 L/min
O
2
failure alarm and the associate cut-off device:
O
2
pressure
O
2
failure alarm 200 kPa
N
2
O cut-off 50 kPa
10.8 Anesthetic Ventilator Specifications
10.8.1 Ventilator Performance
Maximum security pressure
of airway system:
80 cmH
2
O
Noise of whole unit: Not more than 60 dB(A) in normal operation (not including alarm voice)
Warm-up time: More than 5 minutes
Compliance: Not more than 40 ml/kPa
Electrical safety: Meet requirements for Class I, type B equipment specified in
EN60601-1 Medical Electrical equipment: Part one: General
requirement for safety.
Minute volume: Max 20 L/min
Inspiratory flowrate: Max 75 L/min
Pressure transmission
range:
5~80 cmH
2
O
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