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SECTION 21—PURITY INDICATORS
Part No 1110538 83 Platinum™Series
SECTION 21—PURITY INDICATORS
SensO
2
Alarm Indicators
ƽ DANGER
To prevent electrical shock, ALWAYS disconnect concentrator from electrical out-
let before servicing.
NOTE: For this procedure, refer to FIGURE 21.1 and FIGURE 21.2 on page 84.
Operation
The Platinum with SensO
2
Concentrator is equipped with an oxygen purity indicator.
This feature monitors the purity level of the oxygen generated by the concentrator. If
purity falls below alarm thresholds, indicator lights on the control panel will illuminate.
NOTE: Concentrator may be used during the initial start warm-up time (approximately 30
minutes) while waiting for the O
2
purity to reach maximum.
When the unit is turned on, the GREEN light will come on (SYSTEM OK/O
2
greater than
85%). After five minutes, the oxygen sensor will be operating normally and will control
the indicator lights depending on oxygen concentration values. The explanation of the
indicator light functions are as follows:
Indicator Lights
NOTE: Indicator lights are visible only when lit.
GREEN light (O
2
) - Normal Operation.
YELLOW light ( )- Call supplier IMMEDIATELY. You may continue to use the
concentrator unless instructed otherwise by your supplier. Be certain that backup oxygen
is nearby.
RED light ( )- Total unit shutdown. Switch IMMEDIATELY to backup oxygen supply.
Call supplier IMMEDIATELY.
GREEN light - with YELLOW light flashing - Call supplier IMMEDIATELY. Oxygen
sensor malfunctioning; you may continue to use the concentrator.
FIGURE 21.1 Indicator Lights
Auto Shut - Down
Use Backup
Call
Supplier
Normal
Below Normal
OXYGEN PURITY
RED
YELLOW
GREEN