AS-D+—AS-P Series Instruction Manual 21
AirSep Corporation
Manual Product Valve (V-3)
The manual product valve controls the ow of product oxygen from the absorbers.
Check Valves – not available on AS-D+ models
The check valves ensure that product gas does not ow back into the adsorbers.
Relief Valves (not shown)
The relief valves, one on each adsorber, ensure that the pressure in the adsorbers
does not exceed the rated maximum pressure of the adsorbers.
Flow Controller (not shown) – available on AS-D+ models only
The ow controller ensures consistent ow of the delivered product oxygen.
4.5 CONTROL PANEL: EXTERNAL COMPONENTS
Schneider Electric Touch Screen
The touch screen on the oxygen generator control panel uses a series of screen
pages to perform the following functions:
■ Provides a normal start-up system
■ Monitors and controls the operation of the process valves
■ Monitors signals coming from pressure transducers
■ Provides an alarm system to indicate malfunctions in the PSA
Oxygen Generating System
■ Provides a fail-safe shutdown in the event of loss in product
concentration
The main Human/Machine Interface (HMI) consists of the Schneider Electric
Magelis Touch screen. The Magelis has a 5.7” screen, which is touch-sensitive.
In order to make the software simple to use, the various screens follow a consistent
template design. Each screen consists of two components: the title bar and the
information display.
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