SECTION 21—PURITY INDICATORS
Part No 1148070 71 Perfecto
2
™
SECTION 21—PURITY INDICATORS
SensO
2
Alarm Indicators
ƽ DANGER
Topreventelectricalshock,ALWAYSdisconnectconcentratorfromelectricaloutlet
beforeservicing.
NOTE:Forthisprocedure,refertoFIGURE 21.1onpage 72.
Operation
ThePerfecto2withSensO
2
Concentratorisequippedwithanoxygenpurityindicator.
Thisfeaturemonitorsthepurityleveloftheoxygengeneratedbytheconcentrator.If
purityfallsbelowalarmthresholds,indicatorlightsonthecontrolpanelwillilluminate.
NOTE:Concentratormaybeusedduringtheinitialstartwarm‐uptime(approximately30
minutes)whilewaitingfortheO
2
puritytoreachmaximum.
Whentheunitisturnedon,theGREENlightwillcomeon(SYSTEMOK/O
2
greaterthan
85%).Afterfiveminutes,theoxygensensorwillbeoperatingnormallyandwillcontrol
theindicatorlightsdependingonoxygenconcentrationvalues.Theexplanationofthe
indicatorlightfunctionsareasfollows:
Indicator Lights
NOTE:Indicatorlightsarevisibleonlywhenlit.
GREENlight(O
2
)‐NormalOperation.
YELLOWlight()‐CallsupplierIMMEDIATELY.Youmaycontinuetousethe
concentratorunlessinstructedotherwisebyyoursupplier.Becertainthatbackupoxygen
isnearby.
REDlight()‐Totalunitshutdown.SwitchIMMEDIATELYtobackupoxygensupply.
CallsupplierIMMEDIATELY.
GREENlight‐withYELLOWlightflashing‐CallsupplierIMMEDIATELY.Oxygen
sensormalfunctioning;youmaycontinuetousetheconcentrator.Indicators‐Ifyourunit
doesnotfeaturetheO
2
Sensor
LX Models Indicator Light Explanation
REDlight()‐TotalUnitShut‐Down.SwitchIMMEDIATELYtoaback‐upoxygen
supply.CallSupplierIMMEDIATELY.
GREENlight()‐On/Off.Systemokay.
I/O