Original instructions
Supplement
ComDry Control System
Operation instructions
Valid for units from serial no.
20001
MEN-CDCS-A1808
© Munters Europe AB 2018
Page 1: ...Original instructions Supplement ComDryControlSystem Operationinstructions Valid forunits fromserial no 20001 MEN CDCS A1808 MuntersEuropeAB2018 ...
Page 2: ...ccess the control system 6 1 11 Change the system settings 7 1 12 Reset analarm 7 1 13 Reset the counters 8 1 14 Restore the default settings 8 1 15 Service interval alarm 9 2 Menusandparameters 10 2 1 Humidity 10 2 1 1 Internal controlling sensor 11 2 1 2 Externalcontrolling sensor 11 2 2 Run time 11 2 3 Power 12 2 4 Temperature 13 2 5 Functions 14 2 5 1 Processfanmode 14 2 5 2 Humidity control a...
Page 3: ... temperaturesensorintheprocessairinlet makesitpossibletoset boththecontrolandpresentationofthehumiditytoeitherrelativehumidity RH dewpoint Dp C or absolutehumidity Xgr kg Thecontrolsystemadditionallychecksthetemperaturesbeforeandafterthe heater aswellasinthewetairaftertherotor Ahighsafetylevelisobtainedbyvarioustemperaturesensors Toohightemperaturesgivesareductionoftheheaterpower whileexcessivetem...
Page 4: ... Humiditymenu 4 Temperaturemenu A Alarmindicator 2 Timemenu 5 Functionsmenu B Operationindicator 3 Powermenu 6 Alarmmenu C On Offbutton Menubutton Function Up Rightbutton Enter Confirmationbutton Down Leftbutton Table1 1Menubuttonfunctions 2 Operation MEN CDCS A1808 ...
Page 5: ...tem finish thebooting before attempting to start the dehumidifier 1 4 2 Startthedehumidifier Followthesestepstostartthedehumidifier Step Action Illustration 1 PresstheOn Offbutton C oncetostartthedehumidifier Result If themeasuredhumidityislowerthantheSetValue the greenoperatingindicator B willstarttoflash ina longon shortoff sequence Dependingon fanmodesetting theprocessfanwillrunor not Theunit i...
Page 6: ...ngandshorton andoffperiods 2 Theunit continuestorunfora whileinordertocooldownandthen stops 1 6 Quickstop CA CA CAUTION UTION UTION Only quick stop the dehumidifier in case of anemergency Thefan stops and the heater can bevery hot which can result in damage to theheater and other components close to it Incaseofemergency stopthedehumidifierbypullingthemainsplugor ifitispermanentlyconnectedto mains ...
Page 7: ... Themenuindicatorstopsflashing NOTE Allmenu lists arecircular Atthe end of each menu you will find EXIT Thequickest way of navigating there is to press one timeafter having entered a menu 1 9 Accesslevels Thefollowingaccesslevelsandactionsareavailableinthecontrolsystem Accesslevel Availableactions Comment ACCESS Viewallprocessingdata ACCESS Viewallprocessingdata Adjustrelevantparameters setvalueRH...
Page 8: ...accesslevelexists If an attempttogethigheraccessismadewiththemachineswitchedoff thedisplaywillchangeto 0 0 0 0 Press fourtimesuntil ACCESS isvisibleagain NOTE Thesystem will returnto locked mode automatically after five minutes without any activity NOTE Thesystem always starts in locked mode after power up regardlessof access level priorto power loss Followthesestepstoforcethesystemintolockedmode ...
Page 9: ...le They will not start to flash if is pressed regardlessof access level To find out if a parameteris changeable orread only see section 2 Menus and parameters 1 12 Resetanalarm Followthesestepstoresetanalarm Step Action Result Illustration 1 Writedownthealarmmessagebeforeresettingthealarm The informationcan be helpfulwhentroubleshooting 2 Wait untilthedehumidifierhas stopped Press Thedisplaychange...
Page 10: ...atically changes back to thestored counter value 4 Confirmtheresettingwith Thecounterisreset NOTE PressingENTERwhen the display shows Rst NO will returnthe stored counter value in the display again 1 14 Restorethedefaultsettings Torestorethefactorydefaultsettingsyoumusthave one star access see1 10 Accessthecontrolsystem Followthesestepstorestoreallthedefaultfactorysettings Step Action Result Illus...
Page 11: ... been adjusted TheTimetoservicecounter Sxxxxh countsdowntozero Whenitreacheszero thesystemissuesa soft alarm thenexttimetheunitisswitchedon Thealarmonlymakesthealarmmenusymbolflash notthe redalarmindicator and TIMEFORSERVICE isshowninthedisplay Thealarmwillnotmaketheunit stop Theunitcanstillbeoperatedasnormalwiththealarmpresent Followthesestepstochecktheserviceparametersandstoptheservicealarm Step...
Page 12: ...thatthedehumidifierisinstand by Itwillstarttodehumidifyagain whenthehumidityisequalto orgreaterthantheSetValue Typeofhumiditycontrol relativehumidity dewpointorabsolutehumidity andunitsystem metricor imperial governsthereadingsandsettingsinthismenu See2 5 Functionsforreferenceandexplanation Displayview Description Type Settingoption Internal sensor reading READONLY D1 X1 Externalsensor reading 1 R...
Page 13: ...itchedoff butpowered When switchedon thesystemmakesfiveattempts during20seconds tocontacttheexternalcontrollingsensor Ifthisfails thesystemrevertstotheinternalRH1 sensor Subsequentlyanyrenewedassignmentofthe externalsensorascontrolmustbecarriedoutmanually 2 2 Runtime Runtimeisregisteredaslongastheprocessairfanisoperating Itstopscountingwhentheunitisinstand bymodeorisswitchedoff Thesystemhastworunt...
Page 14: ...mode ThecountershowstheconsumptionaswholekW hours ItisalsopossibletomonitorrealtimePower W current A andvoltage V measurementsinthismenu NOTE Resetting is always performedmanually Unplugging the unit ora power failure will not reset the kWh counter Displayview Description Type Settingoption kWhcounter RESETTABLE Yes No Real timePower READONLY Real timeCurrent Voltage READONLY 12 Menusandparameters...
Page 15: ...t aftertheheater aswellasthewet airtemperature Wt andtheprocessairinlettemperature T1 ismeasured ThetemperatureisshownindegreesCelsiusorFahrenheit dependingonthesettingintheFunctionsmenu Displayview Description Type Settingoption Processairinlet temperature internal sensor READONLY Externalsensor 1 READONLY Reactivation temperature READONLY Wet airtemperature READONLY Reactivation inlet temperatur...
Page 16: ...and mode thefanwillstopwhenthedesiredhumidity SetValueminus Hysteresis isreached It willstartagainwhenthesensedhumidityisequalto orgreaterthantheSet Value Thisgivesinpracticea controlwithgreaterhysteresisthan FanINT dependingon thefollowing Whenthedehumidifierhas reachedthedesiredhumiditylevel it willshifttostand byandstoptheprocess fan Aftera while internalmachineheatwillincreasethetemperatureoft...
Page 17: ...TABLE Fan ON INT DEM Metricorimperialunits ADJUSTABLE SI IP Humidity ADJUSTABLE RH Dp Absolute humidity Unit serial no READONLY IDno ACCESSLevel ADJUSTABLE ACCESS Restoreto default settings onlypossible when dehumidifierisOFF RESETTABLE Yes orNo Mainsfrequency ADJUSTABLE 50 or60 Hz MEN CDCS A1808 Menusandparameters 15 ...
Page 18: ...llbeshowninthedisplayandthedehumidifierwillstopafterithascooleddown Thiscantakeacoupleofminutes CA CA CAUTION UTION UTION Do not unplug the dehumidifier while it is cooling down the reason forthe alarmcan beoverheating Displayview Description Type Sourceof alarmin fulltext RESETTABLE Alarmstatus READONLY 16 Menusandparameters MEN CDCS A1808 ...
Page 19: ...ximumanddefaulthumidityvalues 2 7 2 Servicetime Thistableshowstheminimum maximumanddefaultservicetimevalues Parameter Defaultsetting Max Min T h servicetime 4000 8000 500 Table2 2Time min maxanddefaultservicetimevalues 2 7 3 Functions ThistableshowsthedefaultsettingsandsettingoptionsoftheFunctionsmenu Parameter Defaultsetting Options Fan FanON FanINT FanDEM Unit SI metricunits IP imperialunits Dp ...
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