Munters ComDry - Operation; Safety Precautions; Introduction to Humidity and Fan Modes

ComDryControlSystem
1Operation
1.1Safety
W W
W
ARNING! 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.
MEN-CDCS-A1808Operation1