CHEMAT TECHNOLOGY KW-4A User manual

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SpinCoater
W‐4A
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K
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Owner’s 
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Manual
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InnoeventshallCHEMATTECHNOLOGYINC. heldresponsiblenorliableforanydirect,
indirect,incidental,specialorconsequentialdamagesorcostswhatsoeverresultingfromor
rel as
CHETMATTECHNOLOGYINC.emphasizestheimportanceofconsultingexperiencedand
qualifiedprofessionalstoassurethebes resultsofusingtheSpinCoaterKW‐4A.
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LIMITATIONOFLIABILITY
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atedtotheuseormisuseoftheSpinCoaterKW‐4A,evenifCHEMATTECHNOLOGYINC.h
beenadvised,know,orshouldbeawareofthepossibilityofsuchdamages.
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.Features
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1. Dualspee tinuous adjustme individualtimers.Initially,
spinnerro pee forapre‐set letime(TimerI)and
estoahighspee II)fore‐setcycleoftime(TimerII)
I
dcontrolswithcon speedntand
tatesatalowspeed(S dI) cyc
automaticallyswitch d(Speed apr
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FEATUREMINIMUMMAXIMUM
SpeedIinrmp5002,500
SpeedIIinrmp1,0008,000
TimerIinseconds218
TimerII360
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2. LEDspeedindicatorwithspeedstability+
RefertoFigure1forlocationoffeature
1%andcoatinguniformity+3%.
3. Power:
•ModelKW‐4A‐1:110V,50/60Hz,40W
•ModelKW‐4A‐2:220V,50/60Hz,40W
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4.Canbeusedtocoatsubstratewithdiameterrangefrom5~100mm
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II.SafetyPrecautions
1. DONOTtouchorholdtheshaftorchuckwhilerotating.Severeinjurymayresult.
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2. ubstratemayflyoffrotatingchuck.Precautionsshouldbetakentoprotectoperator
ndothersfrominjurywhileoperatingspincoaterequipment.
3. angerouselectricalpotentialsarepresentinsidethecabinet.Besuretounplugtheline
cordbeforeopeningthecabinet.
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4.
WARNING
S
a
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Motorbrushesandswitchcontactsmayproducesparks.DONOusethelaboratory
spinnerinthepresenceofanyexplosiveatmosphere.
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inmachinerevertingtomaximumrevolutions
whenrestarting.
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Pleaseshutoffmachinebeforeresetting.
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EarlyTerminationsofPre‐Setcyclemayresult
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III. andFunctions
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Aschematicofthecon inFigure1.
Thefunctionofeachswitchisdescribedasfollows:
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1. Power:
2. SpeedI: 
SpeedII:
8000rpmismaximumforSpeedII.
3.Control:
eranyspinning
operationtostop.
4.Vacuum:ate
spinningwillcausethespinningoperationtostop.
5.Start:Startsthespinningoperationcycle.Spinningoperationwillstart
onlywhenboththe“Control”and“Vacuum”buttonsarepressed.
.TimerI:SetsthespinningoperationcycletimefortheSpeedIrangeor
lowerspeedrange.
TimerIcanbeadjustedbetween1~18seconds.
7.TimerII:SetsthespinningoperationcycletimefortheSpeedIIrangeor
lowerspeedrange.
TimerIIcanbeadjustedbetween3~60seconds.
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Controls 
trolpanelisshown
Turnsspincoaterpoweronandoff.
Adjuststhespinningoperationspeedinlowerrange.
2500rpmisthemaximumforSpeedI.
Adjuststhespinningoperationspeedinhigherrange.
Thisbuttonshouldbepressedbeforeanyspinningoperations
begin.Thisbuttonshouldbepressedagainwhenev
Controlvacuumtothevacuumchuck.Themotorwillnotoper
ifthisbuttonisnotpressed.Re‐pressingthisbuttonduring
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