PRINTEDINTAIWANA03-3713420-496
ThankyouforpurchasingthePowerexMH-C900
Charger-Analyzer.Readtheseinstructionscarefuly
andthoroughlybeforeoperatingthisunit.IMPORTANT
SAFETYINSTRUCTIONS.READANDSAVETHESE
INSTRUCTIONS.
OPERATINGTHISPRODUCTINCORECTLYCAN
CAUSEDAMAGETOTHEBATERIES.
READMANUALCOMPLETELYBEFOREUSE.
GENERALPRECAUTIONS
?DonotchargebaterycelsotherthanNiMHorNiCD.Pleasecheck
withthebaterymanufacturertoensureitcanaceptthe
programedcharginganddischargingrates.Donotexposetheunit
torainormoistureduetotheriskoffire.
?Donotoperatethechargerifitapearsdamagedinanyway.
?Alwaysplacethebaterycelswithpositivetipfacingthetop.
Incorrectpolaritymaycausefireorexplosion.Observepolarity
diagramslocatedonthecharger.
?Donotalowtheunittobeexposedtodirectsunlight.Operatein
wel-ventilatedarea.Donotplaceunitonthecarpet.
?Donotalowthebateryterminalstobecomeshorted.
?Toreducetheriskofdamagetothepowercord,alwayspulby
conectorratherthanthecord.
?Useonlythesupliedadapteroroptionalregionalandcaradapter
oferedbyMahaEnergy.Usingthirdpartyacesoriesvoidsthe
productwarranty.
FEATURES&SPECIFICATIONS
?FourindependentslotsforAAorAAANiMHbateries.
?BacklitLCDdisplay.
?Digitalydisplayscapacity,voltage,timeandcurrent.
?Fivemodesofoperation:Charge,Refresh&Analyze,Break-In,
DischargeandCycle.
?19selctablechargingcurrentfrom0.2Ato2.0A.
?10selctabledischargingcurrentfrom0.1Ato1.0A.
?Worldwidepowersuply.
ChargingCurrent:Programablefrom0.2Ato2.0Ain
increentsof0.1A
TopofChargingCurrent:10mA
MaintenanceCharging
Current:
10mA
DischargeTermination:Voltage1.0V
DischargingCurrent:Programablefrom0.1Ato1.0Ain
increentsof0.1A
CapacityStorageMemory:12(Cyclemodeonly)
SuportedCapacity:10to20,00mAh
ChargerInputPower:12V2.0A
AdapterInput:10-240V50/60Hz
Alwaysensurethatthebatteriescanacepttheprogramedrates.
GENERALBATERYEDUCATION
Whatis0.1C,0.2C,etc?
“C”standsforthebaterycapacityandthenumberinfrontofitisthe
fractionofthebaterycapacity.Forexample,0.1Cmeans0.1timesthe
capacityforthebatery.Fora270mAhbatery,0.1Cwouldbe0.1times
270mAhwhichequals270mA.
Chosingtherightcharging&dischargingrate
Chargingataratebelow0.3Candabove1.0Cisnotrecomended.
Chargingtoslowmaypreventthechargerfromterminatingcorrectly.
Chargingtofastaydamagethebatery.
Typicalyspeaking,slowerchargingratewilyieldbeterbatery
performancebutrequireslongertime.Fasterchargingratemaynot
chargeasfulyandbaterytemperaturecanbehigher.
BateryMatching
Inmostdevices,usualytwoormorebateriesareusedtogether.When
bateriesareusedinaseries,theperformanceislimitedbytheworst
one.Inotherwords,oneporlyperforingbaterycansignificantly
reducethedeviceruntime.
Baterymatchingreferstogroupingbaterieswithsimilar“actual”
capacity.Toperformthis,usetheRefresh&Analyzeodetodetermine
thebaterycapacity.Groupbaterieswithcapacitywithinabout+/-5%of
theratedcapacity.
Batery“Forming”
Newbateriesandthosestoredforextendedperiodbecomechemicaly
deactivated.Bateryformingisacharge-discharge-chargecyclewhich
forcesafulchargeintothebateryataveryslowrate.Thisproces
activatesthebatery.Incertaincases,itnedstoberepeatedtwoor
threetimes.
BateryformingcanbeperformedusingtheBreak-Inmode.
MH-C900
WizardOneCharger-Analyzer
PRINTEDINTAIWANA03-3713420-496
MODESOFOPERATION
Thissectionexplainsvariousmodesandwhentousethem.Toenable
eachmode,refertothe“Operation”section.
ChargeMode
?Rechargesthebateryattheselectedrate.
?Usefulwhenbaterynedstoberechargedwithoutdeterminingthe
capacityofthebatery.Itshouldbeusedonbateriesknowntobein
godconditionandhavebenincontinuoususe.
?Requirestheleastamountoftime.
Refresh&AnalyzeMode
?Firstrechargesthebatery,restforonehour,discharge,rest,then
rechargesagain.Charginganddischargingratesareprogramable.
?Reportsthedischargecapacityattheendofthecycle.
?Usefulwhenthebaterycapacitynedstobedetermined.Also
usefulforbaterywithdegradedperformance.
?RecomendedonceeverytencyclesforNiMHbateries.
Break-InMode(IECcapacityanalysis)
?Appliesa16-hour0.1Ccharge(0.1timesthecapacityofthe
batery),restofonehour,folowedbya0.2Cdischarge,restagain,
andfinalya16-hour0.1Crechargeagain.
?Recomendedforbrand-newbateries.Thisprocesisalsoknown
as“FormingCharge.”Alsorecomendedwithbateriesthatcanot
berescuedbytheRefresh&Analyzemode.
?Recomendedonceevery30cyclesforNiMHbateries.
?Requires39to45hourstocomplete.
?TheprocesfolowstheIECstandardfordeterminingbatery
capacity.
DischargeMode
?Dischargesthebateryattheselectedrate.
?Usefulforanalyzingtheamountofchargestoredinthebatery.
Baterynotrechargedattheendofthecycle.
CycleMode
?Performsacharge-dischargecyclefortheprogramablenumberof
times.Charginganddischargingratesarealsoselectable.Atthe
endofthecycle,afinalrechargeisaplied.
?Suitableforcyclingthebateriesmultipletimes.
Thefolowingtablesumarizedtherecomendedmodefortypical
bateryconditions:
BatteryConditionMode
Brand-newbateries
Break-In
NiMHbateriesthathavebenused
frequently(atleastonceeverytwoweks)
Charge
Bateriesinstorageformorethantwo
weksbutlesthan3onth
Refresh&Analyze
Bateriesinstorageformorethan3month
Break-In
BateriesshowingporperformanceRefresh&Analyzefor
onetothreetimes.
BateryRescueSteps
Forbateriesthatdonotperformfavorablyafterusingthemode
recomendedabove,thefolowingsequencecanbeaplied.
1.Refresh&Analyzeforonetothretimes.
2.Ifcapacityisstillow,useBreak-Inmode.
3.Ifthestep1tostep2showssomecapacityimprovement(>10%),
repeatBreak-Inmodeforonetothreetimes.Ifnosignificant
improvement,bateryprobablyatendofusefullife.
OPERATIONS
1.ConectthepoweradapterDCconectortothecharger.
Then,plugthepoweradapterintoacompatibleoutlet(10-240VAC,
50/60Hz).
TIP:Whenoperatingthechargeroutsideofitsintendedregionof
use,simplyuseaplug-changer(MahapartnumberMHS-TC40
worldwideplug-changerkit).Transformerisnotnecesary.
2.Raisetheliftrodlocatedonthebacksideofthecharger.
3.InsertAAorAAAbatery.
InsertingAAbateriesInsertingAAAbateries
TIP:Ifchargingtwobateries,insertingtheminthefirstandfourth
slotofersbetercolingandlowersbaterytemperature.
4.Whenanewbateryisdetected,theLCDwildisplayanarrowbelow
thebanknumberandpromptforthemodebyflashing“MODE”.
UsetheUPandDOWNarrowkeystochosethedesiredmode.
PresENTERtomaketheselection.
Ifnokeyispresedwithinfiveseconds,thechargerwilprocedto
thedefaultmodewhichischargingwith100mArate.
Ifmorethanonebateryisinsertedatatime(withoutkeypres),the
chargerwilpromptforprogramingintheorderinwhichthe
baterieswereinserted.
5.IfCHARGEmodeisselected:
Thechargerwilpromptforthechargingratebyflashing“SETCHG
RATE.”UsetheUPandDOWNkeytochosethedesiredcurrent.
PresENTERtomaketheselection.Refertothe“GeneralBatery
Education”sectiononchosinganapropriaterate.
PRINTEDINTAIWANA03-3713420-496
IfREFRESH&ANALYZEmodeisselected:
Thechargerwilpromptforthechargingratebyflashing“SETCHG
RATE.”UsetheUPandDOWNkeytochosethedesiredcurrent.
PresENTERtomaketheselection.
Thenitwilpromptfromthedischargingratebyflashing“SET
DISCHGRATE.”Folowthesameprocedureasabove.
IfBREAK-INmodeisselected:
Thechargerwilpromptforthebaterycapacityinordertocalculate
thecharginganddischargingrateautomaticaly.“SETBATERY
CAPACITY”wilflash.UsetheUPandDOWNkeytochosethe
desiredcurrent.PresENTERtomaketheselection.
IfDISCHARGEmodeisselected:
Thechargerwilpromptforthedischargingratebyflashing“SET
DISCHGRATE.”UsetheUPandDOWNkeytochosethedesired
current.PresENTERtomaketheselction.
IfCYCLEmodeisselected:
Thechargerwilpromptforthechargingrateanddischargingrate
similartotheotherodes.Inadition,itwilalsopromptforthe
nuberofcyclestobeperformedbyflashing“SETCYCLES.”Use
theUPandDOWNkeystochosethedesiredcycles.Pres
ENTERtomaketheselection.
6.Toensuresafety,thechargerperformsan“impedancecheck”atthe
beginingoftheprogram.Ifthebateryfailsthistest,“HIGH”would
bedisplayedandprograwilbeterminated.
Typicalyalkalineandextremelyagedbaterywilfailthistest.Fora
rechargeablebatery,itisrecomendedforthebaterytobe
discarded.
NOTE:Thistestisnotperformedforthedischargemode.
Ifthisdetectionisbelievedtobeincorrect,adischargecanbe
performedfirst.
7.Whileexecutingtheprogramedfunction,thechargerwildisplay
thebaterystatusforeachocupiedslotconsecutively.Thescreen
wilfirstshowanarrowbelowtheactivebankanddisplaythe
information.Thenextslot(s)ocupiedfolows.
PrestheSLOTbutonatanytimewiljumptothenextocupied
slot.Presthisbutonmultipletiesifnecesarytogotothedesired
slot.
Thefolowinginformationisdisplayedonthescreen:
Curent:
Thisisthenumberfolowedbytheunit“MA.”Thisisthe
aproximatechargingordischargingcurrent.Notethatthisnumber
wilgoupanddownduetothepulsecharging.
Capacity:
Thisisthenumberfolowedbytheunit“MAH.”Thisisthe
acumulatedchargingordischargingcapacity.Ifitischarging
capacity,“CHARGE”inblackboxwilbeshown.Ifitisdischarging
capacity,“DISCHG”inblackboxwilbeshown.
PRINTEDINTAIWANA03-3713420-496
Notethechargingcapacityisusualyhigherthantheactualcapacity
ofthebateryowingtosomeenergylostasheat.Chargingcapacity
canotbeusedtojudgetheperformancethebatery.Instead,itcan
onlybeusedtodeterminetheprogresofthecharger.Itisnormal
forthisnumbertoexcedtheactualcapacitybyasmuchas20-
30%.
Time:
Thisisthenumberfolowedbytheunit“MIN.”Thisisthetime
elapsedfortheparticularroutinesuchascharging,dischargingor
restintheprogram.
Voltage:
Thisisthenumberfolowedbytheunit“VOLT.”Itrepresentsthe
oflinebateryvoltage.Ifyoucomparethiswithavoltmeterwhile
charging,thevalueswilnotmatchasavoltmeterisunableto
measuretheoflinebateryvoltage.
Atanygiventimeduringtheprogram,thechargerwileitherbe
charging,dischargingorresting.TheLCDdisplaystheactionin
blackboxescontainingCHARGE,DISCHG,orREST.
8.IfCYCLEmodeisselected,itisalsoposibletoreviewthebatery
capacityoffinishedcycleafterthecompletionofthefirstcycle.
PrestheUPorDOWNkeywhiletheactiveslotisinthecyclemode
wildisplaythedischargecapacityforthatcycle.TheLCDwilalso
display“CYCLEHISTORY.”
9.Whentheprogramforaslotiscompleted,DONEwildisplayedto
therightofthebanknumber.WiththeexceptionofDISCHARGE
mode,topofchargeandtricklecharge(continuous)wilbeaplied.
ForCHARGEmode,thetotalchargedcapacitywilbedisplayed.
ForREFRESH&ANALYZE,BREAK-IN,DISCHARGEmode,the
totaldischargecapacitywilbedisplayed.“AVAILABLECAPACITY”
iconwilalsobeshown.
ForCYCLEmode,thedischargecapacityofthefinalcycleis
displayed.“CYCLEHISTORY”iconwilalsobeshown.UsetheUP
andDOWNkeytoacesdischargecapacityforalthecycles
performed.
Thecapacityinformationwilbestoredaslongasthebateryis
insertedinthecharger.Itwilbelostuponremovalofthebatery.
THREE-YEARLIMITEDWARANTY
MahaEnergyCorp.warrantsthisproductagainstdefectsinmaterialsand
workmanshipasfolows:Forthefirstthreyearsfromthedateof
purchase,MahaEnergyCorp.wilrepairorreplacetheunitatitsoption
withoutchargeforpartsorlabor.Aftertheindicatedperiodofthreeyears,
theproductownerissubjecttopayforrepairandpartsfe.
Thislimitedwarrantyisnon-transferable.Itdoesnotcoverdamageor
failurescausedbyoratributabletonaturaldisaster,abuse,misuse,
improperorabnormalusage,faultyinstalation,impropermaintenance,
lightning,orotherincidencesofexcesivevoltage,oranyrepairsor
tamperingbyotherthanbyMahaEnergyCorp.oritsAuthorizedService
Centers.Thiswarrantywilbevoidediftheserialnumber(ifaplicable),
modelnumber,orbrandhasbenwholyorpartialyremovedorerased.
Repairorreplacementunderthetermsofthiswarrantydoesnotextend
thedurationofthiswarranty.Shouldthisproductbeprovendefectivein
workmanshipormaterial,theconsumer''ssoleremediesshalbesuch
repairorreplacementasprovidedbythetermsofthiswarranty.Underno
circumstancesshalMahaEnergyCorp.beliableforanylosordamage,
direct,consequential,orincidental,arisingoutoftheuseoforinabilityto
usethisproduct.Somestatesdonotalowlimitationsonhowlongan
impliedwarrantylastsortheexclusionsorliitationsofincidentalor
consequentialdamages,sotheabovelimitationsorexclusionsmaynot
aplytotheproductowner.Thiswarrantygivestheproductowner
specificlegalrights.Theproductownermayalsohaveotherrights,which
varyfromstatetostate.
Toobtainwarrantyservice,contactMahaEnergyCorp.Service
Departmentat1-80-376-992or1-909-392-1568.Whenreturningthe
unitforwarrantyservice,theproductownermustobtainareturn
merchandiseauthorizationnumberfromaservicerepresentative.In
adition,pleaseincludeacopyofthesalesreceipt,abriefdescriptionof
thesymptoms,name,adres,andphonenumber.Thendeliverorship
theproduct,postageandshipingcostsprepaid(insurancesugested),
to:
MahaEnergyCorp.ServiceDepartment
1647YeagerAve.LaVerne,CA91750
Allwarrantyrepairorreplacementwilbereturnedtothecustomerusing
Groundservice.Ifafastercarriermethodisrequested,theproductowner
mustpaythecostdiferenceovertheGroundservicecharge.Maha
EnergyCorp.isnotliableforproductslostordamagedunitduring
shipment.
ManufacturedBy:
AHAENERGYCORP.
1647YeagerAve.LaVerne,CA91750
Tel:1-80-376-992,1-909-392-1568
htp:/ww.mahaenergy.com/
Copyrighted?198-207MahaEnergyCorp.
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