2 Theory of Operation
1006-0453-000 05/04
2-3
2.2.1 Safety features
• Dual redundant airway overpressure protection, linked to Pmax
setting.
• Volume over-delivery limits and protection.
• Proprietary hose connections and fixed manifolds.
• 10 VA electrical power limiting to potential oxygen enriched environment.
• 150 psi burst overpressure protection.
2.3 Aestiva 7900 Ventilator components
Components of the ventilator are found in different locations on the Aestiva
Anesthesia Machine. The ventilator package consists of:
1. Ventilator control electronics
2. Control panel and display (two mounting options shown)
3. Sensor interface board (SIB)
4. Pneumatic engine
Note
For the Aestiva/5 MRI machine, the display is centrally mounted above the
flowhead.
Figure 2-1 • Aestiva Anesthesia Machine with hinged and outboard arm options
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2
4
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Summary of Contents for Aestiva 7900 SmartVent
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