Munters ComDry Owner's manual

Originalinstructions
Supplement
ComDryControlSystem
Operationinstructions
Validforunitsfromserialno.
20001
MEN-CDCS-A1808©MuntersEuropeAB2018

Tableofcontents
Tableofcontents...........................ii
1Operation....................................1
1.1Safety..................................1
1.2Introduction............................1
1.2.1Humiditycontrol................1
1.2.2Fanmodes.....................1
1.3Controlpaneloverview...............2
1.4Initiationandstart.....................3
1.4.1Bootthecontrolsystem........3
1.4.2Startthedehumidier..........3
1.5Stopthedehumidier.................4
1.6Quickstop..............................4
1.7Automaticstartafterpowerfailure....4
1.8Navigatethemenus...................5
1.9Accesslevels..........................5
1.10Accessthecontrolsystem............6
1.11Changethesystemsettings..........7
1.12Resetanalarm........................7
1.13Resetthecounters....................8
1.14Restorethedefaultsettings...........8
1.15Serviceintervalalarm.................9
2Menusandparameters....................10
2.1Humidity...............................10
2.1.1Internalcontrollingsensor.....11
2.1.2Externalcontrollingsensor....11
2.2Runtime...............................11
2.3Power..................................12
2.4Temperature...........................13
2.5Functions..............................14
2.5.1Processfanmode..............14
2.5.2Humiditycontrolandunits.....14
2.5.3Displayinformation............15
2.6Alarm...................................16
2.7Min,maxanddefaultvalues..........17
2.7.1Humidity........................17
2.7.2Servicetime....................17
2.7.3Functions.......................17
iiTableofcontentsMEN-CDCS-A1808

ComDryControlSystem
1Operation
1.1Safety
W W
WARNING! ARNING! ARNING!
Theunitmustnotbesplashedwithorimmersedinwater.
Theunitcanrestartautomaticallywithoutwarningfollowingapowerfailure.
Donotoperatetheunitifthepowercableorplugisdamaged,riskofelectricalshock.
Donotpulltheplugwithwethands,riskofelectricalshock.
Donotinsertngersoranyobjectsintotheairvents,rotatingfansareinside.
Donotcovertheunitasthatcanblockairintakeoroutletandcauseare.
Iftheunithasoverturned,cutthepowerimmediately.
1.2Introduction
1.2.1Humiditycontrol
TheComDrydehumidierisequippedwithasophisticatedmicroprocessorbasedcontrolsystem.This,in
combinationwiththebuilt-inhumidity/temperaturesensorintheprocessairinlet,makesitpossibletoset
boththecontrolandpresentationofthehumiditytoeitherrelativehumidity(RH%),dewpoint(Dp°C)or
absolutehumidity(Xgr/kg).Thecontrolsystemadditionallychecksthetemperaturesbeforeandafterthe
heater,aswellasinthewetairaftertherotor.Ahighsafetylevelisobtainedbyvarioustemperaturesensors.
Toohightemperaturesgivesareductionoftheheaterpower,whileexcessivetemperatureswillmakethe
systemissueanalarmandshutthedehumidierdowninacontrolledway.Forfurtherexplanation,see
2.1,Humidityand2.5,Functions.
NOTE!Thedehumidieralwaysoperatesinautomaticmode(moisturebasedoperation).Asdefaultitwilluse
thebuilt-inhumidity/temperaturesensor,asoptionanexternalsensor.
1.2.2Fanmodes
Dependingontheapplication,thedehumidiercanberunindifferentprocessfanmodes:Fan“ON”
(continuous),“INT”(INTermittent)or“DEM”(onDEMand).
Forfurtherexplanation,see2.5,Functions.
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1.3Controlpaneloverview
Menuindicators1-6
1.Humiditymenu4.T emperaturemenuA.Alarmindicator
2.Timemenu5.FunctionsmenuB.Operationindicator
3.Powermenu6.AlarmmenuC.On/Offbutton
MenubuttonFunction
Up/Rightbutton
Enter/Conrmationbutton
Down/Leftbutton
Table1.1Menubuttonfunctions
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1.4Initiationandstart
1.4.1Bootthecontrolsystem
Connectthedehumidiertomains.Result:ThecontrolsystemwillinitiatebyashingallLEDsforafew
seconds,andthedisplayrstshowstheComDrymachinetype,thenthesetfrequency,e.g.[50Hz]and
nallythesoftwareversionnumber,e.g.[VER:1.00]andthecurrenthumiditylevel,e.g.[*RH146%].
NOTE!Thebootsequencetakesabout10seconds.Letthecontrolsystemnishthebootingbeforeattempting
tostartthedehumidier.
1.4.2Startthedehumidier
Followthesestepstostartthedehumidier:
StepActionIllustration
1PresstheOn/Offbutton(C)oncetostartthedehumidier.
Result:IfthemeasuredhumidityislowerthantheSetValue,the
greenoperatingindicator(B)willstarttoashinalongon/shortoff
sequence.Dependingonfanmodesetting,theprocessfanwillrunor
not.Theunitisnowinstand-bymode.
2Thedehumidierstartstodehumidifywhenthemeasuredhumidityis
equaltoorgreaterthantheSetValue,andtheoperatingindicator(B)
willshifttocontinuouslylit.
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1.5Stopthedehumidier
CA CA
CAUTION! UTION! UTION!
Donotunplugthedehumidierwhileitiscoolingdown.
Thefanstopsandtheheatercanbeveryhot,whichcanresultindamagetotheheaterandothercomponents
closetoit.
Followthesestepstostopthedehumidier:
StepActionResult/Illustration
1PressOn/Offoncetostopthedehumidier.Thegreenoperatingindicatorstarts
ashingwithequallylongandshorton
andoffperiods.
2Theunitcontinuestorunforawhileinordertocooldownandthen
stops.
1.6Quickstop
CA CA
CAUTION! UTION! UTION!
Onlyquickstopthedehumidierincaseofanemergency.
Thefanstopsandtheheatercanbeveryhot,whichcanresultindamagetotheheaterandothercomponents
closetoit.
Incaseofemergency,stopthedehumidierbypullingthemainsplugor,ifitispermanentlyconnectedto
mains,byusingtheexternalcircuitbreaker.
1.7Automaticstartafterpowerfailure
Ifthedehumidierisswitchedonitwillreverttooperationafterapowerfailure,regardlessofifitwas
runningorinstand-by.
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1.8Navigatethemenus
Thethreebuttons,andonthecontrolpanelmakeitpossibletonavigatethemenus.
Followthesestepstonavigatethemenus:
StepActionResult/Illustration
1Toselectamenu,pressor.untiltheselectedmenu
appears.
Theselectedmenuindicatorislit.
2Toenterthemenu,press.Themenuindicatorstartsashing.
3Useortoscrollthroughthemenu.
4Leavethemenubyusingandgoto[EXIT].
Press.
Themenuindicatorstopsashing.
NOTE!Allmenulistsarecircular.Attheendofeachmenuyouwillnd [ EXIT ] .Thequickestwayofnavigating
thereistopressonetimeafterhavingenteredamenu.
1.9Accesslevels
Thefollowingaccesslevelsandactionsareavailableinthecontrolsystem:
AccesslevelAvailableactionsComment
ACCESSViewallprocessingdata
ACCESS*■Viewallprocessingdata
■Adjustrelevantparameters(setvalueRH,reset
horkWhetc.)
ACCESS**■Level2isfordedicatedpersonnelonly
(qualiedpersonnelorMuntersService)
■Ifyouhaveaccidentallyreachedthislevelthe
codeis0000forreturningtolevel1.
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1.10Accessthecontrolsystem
Thecontrolsystemsettingsandcountersareprotectedagainstunauthorizedchangeusingtwoaccesslevels.
Seealsosection1.9,Accesslevels.
Followthesestepstoaccessthesystem:
StepActionResult/Illustration
1T ochangethesettingsyoumusthave“one-star”access.Gotomenu
Functions,seesection1.8,Navigatethemenus.
Themenuindicatorisashing.
2Scrollupto[ACCESS]using.
3Pressandholduntil[ACCESS]changesto[ACCESS*].Thesystemisnowunlocked,and
itispossibletomakenewsettings
alternativelyresetthecounters.
4Ahigher,PIN-codeprotected,“two-star”accesslevelexists.Ifan
attempttogethigheraccessismadewiththemachineswitchedoff,
thedisplaywillchangeto[0000].
Pressfourtimesuntil[ACCESS*]isvisibleagain.
NOTE!Thesystemwillreturntolockedmodeautomaticallyafterveminuteswithoutanyactivity.
NOTE!Thesystemalwaysstartsinlockedmodeafterpower-up,regardlessofaccesslevelpriortopowerloss.
Followthesestepstoforcethesystemintolockedmode:
StepActionResult/Illustration
1Makesuretheunitisswitchedoff.
2Gotomenu"Functions"
3Navigateto[ACCESS*].Seegeneralinstructioninsection
1.8,Navigatethemenus.
4StarttheunitbypressingOn/Off.Thegreenlightilluminates
5Pressandholduntil[ACCESS*]changesto[ACCESS].Thesystemisnowlocked,anditisnot
possibletomakenewsettingsortoreset
thecounters.
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1.11Changethesystemsettings
Tochangesettingsyoumusthave“one-star”access,see1.10,Accessthecontrolsystem.
Followthesestepstochangethesystemsettings:
StepActionResult/Illustration
1Navigatetotheparameteryouwanttochangebyusingor.
2Press.Thesettingstartstoash.
3Changethevaluewithand.
4Conrmthenewsettingwith.Thesettingstopstoash.
NOTE!Ifthenewsettingisnotconrmedwithin30seconds,thedisplaychangesbacktotheoldsetting.
NOTE!Read-onlyvaluesarenotchangeable.Theywillnotstarttoashifispressed,regardlessofaccess
level.Tondoutifaparameterischangeableorread-only,seesection2,Menusandparameters.
1.12Resetanalarm
Followthesestepstoresetanalarm:
StepActionResult/Illustration
1Writedownthealarmmessagebeforeresettingthealarm.The
informationcanbehelpfulwhentroubleshooting.
2Waituntilthedehumidierhasstopped.
Press.
Thedisplaychangesto
[RstNO]and[NO]isashing.
3T oggle[NO]to[YES]bypressingeitheror.
Conrmbypressing.
Whenthealarmhasbeenreset,the
menusystemreturnstoitsstartposition.
NOTE!Ifthecauseofanalarmisstillpresent,thealarmcanreappearafterresetting,evenifthedehumidier
isstopped.
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1.13Resetthecounters
Toresetcountersyoumusthave“one-star”access,see1.10,Accessthecontrolsystem.
Followthesestepstoresetthecounters:
StepActionResult/Illustration
1Navigatetothecounteryouwanttoreset.Seesection
1.8,Navigatethemenus.
2PressThedisplaychangesto
[RstNO]and[NO]isashing.
3T oggle[NO]to[YES]bypressingeitheror.
NOTE!If
[ RstNO ] / [ RstYES ] isleftwithoutactionfor30
seconds,thedisplayautomaticallychangesbacktothestored
countervalue.
4Conrmtheresettingwith.Thecounterisreset.
NOTE!PressingENTERwhenthedisplayshows [ RstNO ] willreturnthestoredcountervalueinthedisplay
again.
1.14Restorethedefaultsettings
Torestorethefactorydefaultsettingsyoumusthave“one-star”access,see1.10,Accessthecontrolsystem.
Followthesestepstorestoreallthedefaultfactorysettings:
StepActionResult/Illustration
1GototheFunctionsmenuandnavigatetoDefault.
2PressThedisplaychangesto[RstNO]and
[NO]isashing.
3T oggle[NO]to[YES]bypressing
eitheror
4Conrmbypressing.Allvaluesrevertstofactorysettings.
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1.15Serviceintervalalarm
TheServiceinterval[T-xxxxh]canbesetbetween500and8.000hours.
Toresetcountersyoumusthave“one-star”access.Followthesestepstochangetheserviceinterval(seealso
1.11,Changethesystemsettings):
StepActionResult/Illustration
1GototheTimemenu.
2Navigateto"Serviceinterval"[T-xxxxh]
2Adjustthe"Serviceinterval"[T-xxxxh]instepsof100hours
3Resetthe"Timetoservice"counter[Sxxxxh].
NOTE!The"Timetoservice"countercanberesetatanytime.Whenthecounterisreset,itstartscountingupor
downagainfromthepre-setvalue[T-xxxxh]dependingonhowthe"Serviceinterval"hasbeenadjusted.
TheTimetoservicecounter[Sxxxxh]countsdowntozero.Whenitreacheszero,thesystemissuesa"soft
alarm"thenexttimetheunitisswitchedon.Thealarmonlymakesthealarmmenusymbolash,notthe
redalarmindicator,and[TIMEFORSERVICE]isshowninthedisplay.Thealarmwillnotmaketheunit
stop.Theunitcanstillbeoperatedasnormalwiththealarmpresent.
Followthesestepstochecktheserviceparametersandstoptheservicealarm:
StepActionResult/Illustration
1Toseeorcheckparameters,eitherresetthealarmbypressing
andresetit,orleavetheAlarmmenuwith[EXIT].
2Tostopthealarmcompletely,navigatetothe"Timetoservice"
counter[S0000]inthismenuandresetit.
NOTE!EvenifthealarmhasbeenresetintheAlarmmenu,itwillbere-issuedthenexttimetheunitisswitched
on.
SeetheUsermanualforpropermaintenanceaction.
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ComDryControlSystem
2Menusandparameters
Tosetthesystemparameters,see1.11,Changethesystemsettingsand1.13,Resetthecounters.Forlimitswhen
settingparameters,see2.7,Min,maxanddefaultvalues.
2.1Humidity
Thedehumidierisalwaysoperatinginautomaticmode.Itwilldehumidifyuntilthedesiredhumiditylevel
(SetValueminusHysteresisvalue)isreached.Thenthegreenoperatingindicatorwillstarttoashinalong
onandshortoffsequence,indicatingthatthedehumidierisinstand-by.Itwillstarttodehumidifyagain
whenthehumidityisequalto,orgreaterthantheSetValue.
Typeofhumiditycontrol(relativehumidity,dewpointorabsolutehumidity)andunitsystem(metricor
imperial)governsthereadingsandsettingsinthismenu.See2.5,Functionsforreferenceandexplanation.
DisplayviewDescriptionTypeSettingoption
InternalsensorreadingREADONLYD1.../X1...
(Externalsensorreading)1READONLYD2.../X2...
SetValueHumidityADJUSTABLEHIGHER/LOWER
HysteresisADJUSTABLEHIGHER/LOWER
Controllingsensor(ADJUSTABLE)1(*RH2)1,(*RH3)1
1)Onlywhenexternalhumiditysensorsareconnected
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2.1.1Internalcontrollingsensor
Theinternalhumiditysensoristhecontrollingsensorasdefault.Thisisindicatedbya(*)beforethereading
inthedisplay(*RH1…/*D1…/*X1…).
2.1.2Externalcontrollingsensor
Optionally,anexternalsensorcanbeconnected.ItwillautomaticallybedesignatedRH2/D2/X2)bythe
system.Whenconnected,itispossibletochooseexternalsensorascontrol.Thedisplaywillthenshow
(*RH2.../*D2.../*X2…).
Withanexternalsensorsetascontrolsensor,itispossibletodisconnectandreconnecttheexternalsensor
withoutlosingthecontrolsetting,e.g.[*RH2…]whiletheunitisswitchedoff(butpowered).When
switchedon,thesystemmakesveattempts(during20seconds)tocontacttheexternalcontrollingsensor.
Ifthisfails,thesystemrevertstotheinternalRH1-sensor.Subsequentlyanyrenewedassignmentofthe
externalsensorascontrolmustbecarriedoutmanually.
2.2Runtime
Runtimeisregisteredaslongastheprocessairfanisoperating.Itstopscountingwhentheunitisinstand
bymodeorisswitchedoff.Thesystemhastworuntimecounters,oneresettabletripmeterandone
non-resettabletotalruntimecounter.
DisplayviewDescriptionTypeSettingoption
RuntimetripmeterRESETTABLEYes/No
Totalruntime(Displayjumps
from“TOTAL”todisplayview
andback).
READONLY
TimetoserviceRESETTABLEYes/No
ServiceintervalADJUSTABLEEvery100hours
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ComDryControlSystem
2.3Power
TheComDrydehumidierisequippedwithanintegrated,resettablekWhcounter.Theenergy
consumptionisregisteredwhenthedehumidierisconnectedtomains,regardlessofbeingswitchedon,off
orinstand-bymode.ThecountershowstheconsumptionaswholekW-hours.
ItisalsopossibletomonitorrealtimePower(W),current(A)andvoltage(V)measurementsinthismenu.
NOTE!Resettingisalwaysperformedmanually.Unpluggingtheunit(orapowerfailure)willnotresetthekWh
counter.
DisplayviewDescriptionTypeSettingoption
kWhcounterRESETTABLEYes/No
RealtimePowerREADONLY
RealtimeCurrent/VoltageREADONLY
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2.4Temperature
Theairtemperatureismeasuredindifferentpositionsinthedehumidier.Allvaluesareread-only.
Ifexternalhumidity/temperaturesensorsareconnected,thesewillalsobefoundinthelist.Thereactivation
inlettemperature(Ri)beforetheheaterandreactivationtemperature(Rt)aftertheheater,aswellasthewet
airtemperature(Wt)andtheprocessairinlettemperature(T1)ismeasured.
ThetemperatureisshownindegreesCelsiusorFahrenheit,dependingonthesettingintheFunctionsmenu.
DisplayviewDescriptionTypeSettingoption
Processairinlettemperature(internal
sensor)
READONLY
(Externalsensor)1READONLY
ReactivationtemperatureREADONLY
WetairtemperatureREADONLY
ReactivationinlettemperatureREADONLY
1)Onlyifexternalsensorisconnected
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2.5Functions
2.5.1Processfanmode
Therearethreeprocessfanmodes:
FanmodeDescription
[FanON]In[FanON]mode,thedehumidierwillruntheprocessfancontinuously,regardlessofthereisa
dehumidicationneedornot.Thisisthedefaultmode.
[FanINT]
(INTermittent)
In[FanINT](INTermittent)mode,thefanwillstopwhenthedesiredhumidity(SetValueminusHysteresis)
isreached.IfthehumidityreadingstaysbelowtheSetValue,theprocessfanwillanyhowstartafter30
minutestoletthebuilt-insensormoreaccuratelysensetheconditionoftheincomingprocessair.The
fanwillrunforaminutetoproduceapropermeasurement.IfthehumidityisstillbelowtheSetValue,
thefanwillstopagain.ThisisrepeateduntilthehumidityreachestheSetValue,whichwillmakethe
dehumidicationstartagain.
[FanDEM](on
DEMand)
In[FanDEM](onDEMand)mode,thefanwillstopwhenthedesiredhumidity(SetValueminus
Hysteresis)isreached.Itwillstartagainwhenthesensedhumidityisequalto,orgreaterthantheSet
Value.Thisgivesinpracticeacontrolwithgreaterhysteresisthan“FanINT”,dependingonthefollowing:
Whenthedehumidierhasreachedthedesiredhumiditylevel,itwillshifttostand-byandstoptheprocess
fan.Afterawhile,internalmachineheatwillincreasethetemperatureofthehumiditysensor.Thismakes
thesensorreadingevenlower,i.e.thesystemfunctionsasiftherewasa“negativehysteresis”.Asa
result,agreaterhumidityloadwillbenecessarytomakethedehumidierstartcomparedwiththe“Fan
INT”mode.
2.5.2Humiditycontrolandunits
Itispossibletosetthecontrol/presentationofthehumiditytoeitherRelativehumidity(RH%),Dewpoint
(Dp°C)orabsolutehumidity(Xgr/kg).
Dependingonunitsystemsetting,SIformetricorIPforImperial,thereadingswillbeshowninCelsiusand
g/kg,orFahrenheitandgrain/lb.AllthesesettingsaremadeintheFunctionsmenu.
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2.5.3Displayinformation
DisplayviewDescriptionTypeSettingoption
ProcessfanrunningmodesADJUSTABLEFanON,INT ,DEM
MetricorimperialunitsADJUSTABLESI,IP
HumidityADJUSTABLERH,Dp,Absolutehumidity
UnitserialnoREADONLYIDno
ACCESSLevelADJUSTABLEACCESS*
Restoretodefaultsettings
(onlypossiblewhen
dehumidierisOFF).
RESETTABLEYesorNo
MainsfrequencyADJUSTABLE50or60Hz
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ComDryControlSystem
2.6Alarm
Shouldanoperationfaultoccur,theredalarmindicatorandthealarmmenuindicatorwillstarttoash.The
causeofthealarmwillbeshowninthedisplayandthedehumidierwillstopafterithascooleddown.
Thiscantakeacoupleofminutes.
CA CA
CAUTION! UTION! UTION!
Donotunplugthedehumidierwhileitiscoolingdown–thereasonforthealarmcanbeoverheating.
DisplayviewDescriptionType
SourceofalarminfulltextRESETTABLE
AlarmstatusREADONLY
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2.7Min,maxanddefaultvalues
2.7.1Humidity
Thistableshowstheminimum,maximumanddefaulthumidityvalues:
ParameterRH(%)Dp(°C)X(gr/kg)Dp(°F)X(grain/lb)
Max.95404099300
Default5097,34951
SV_(set
value)
Min.5-300,5-202
Max.10101,01010
Default220,222
HYS_
(hysteresis)
Min.000,000
Table2.1Minimum,maximumanddefaulthumidityvalues
2.7.2Servicetime
Thistableshowstheminimum,maximumanddefaultservicetimevalues:
ParameterDefaultsettingMax.Min.
T—h(servicetime)40008000500
Table2.2Time,min/maxanddefaultservicetimevalues
2.7.3Functions
ThistableshowsthedefaultsettingsandsettingoptionsoftheFunctionsmenu:
ParameterDefaultsettingOptions
FanFanONFanINT ,FanDEM
UnitSI(metricunits)IP(imperialunits)
Dp(°C/°F)
HumidityRH(%)X(gr/kg)/(grain/lb)
Table2.3DefaultsettingsandsettingoptionsoftheFunctionsmenu
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