Oxygen

Pressure Demand Aviation Oxygen Systems

Pressure Demand Aviation Oxygen Systems

Pressure Demand Oxygen System - A demand oxygen system that supplies 100 percent oxygen at sufficient pressure above the altitude where normal breathing is adequate. Also referred to as a pressure breathing system. Pressure-Demand Oxygen Systems  are similar to diluter demand oxygen equipment, except that oxygen is supplied to the mask under pressure at cabin altitudes [...]

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Diluter Demand Aviation Oxygen Systems

Diluter-Demand Oxygen System -  An oxygen system that delivers oxygen mixed or diluted with air in order to maintain a constant oxygen partial pressure as the altitude changes. Diluter-demand oxygen systems supply oxygen only when the user inhales through the mask. An automix lever allows the regulators to automatically mix cabin air and oxygen or [...]

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