Extech Instruments RH35 Manuel utilisateur
EXTECHINSTRUMENTS
2 RH35‐en‐EU_v1.17/14
Introduction
ThankyouforselectingtheExtechInstrumentsModelRH35.Thisdeviceisshippedfullytested
andcalibratedand,withproperuse,willprovideyearsofreliableservice.Pleasevisitour
website(www.extech.com)tocheckforthelatestversionofthisUserGuide,ProductUpdates,
andCustomerSupport.
Safety
InternationalSafetySymbols
Thissymbol,adjacenttoanothersymbolorterminal,indicatestheusermustrefertothemanualfor
furtherinformation.
Doubleinsulation
SafetyNotes
oRemovethebatteryifthedeviceistobestoredforlongerthan60days.
oNeverdisposeofbatteriesinafire.Batteriesmayexplodeorleak.
oNevermixbatterytypes.Alwaysinstallnewbatteriesofthesametype.
Cautions
oIftheequipmentisusedinamannernotspecifiedbythemanufacturer,theprotection
providedbytheequipmentmaybeimpaired.
oBatteriescancontainharmfulacids.Lowbatteriesshouldbechangedassoonaspossibleto
preventdamagecausedbyleaking.
oNeveruseacombinationofoldandnewbatteriestogether,orbatteriesofdifferenttypes.
oWearchemical‐resistantprotectiveglovesandglasseswhenhandlingleakingbatteries.
oDonotplaceyourproductnearextremetemperatures,vibrations,orshocks.
oProtectdevicefrommoisture.
EXTECHINSTRUMENTS
3 RH35‐en‐EU_v1.17/14
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MeterDescription
MeterFront
1. 24‐hourmoldradaranimation
2. Indoortemperature(°C/°F)andMIN‐
MAX/Dewpointtemperature
3. FacialIconsforcomfortlevelstatus
4. MIN‐MAXButton
5. DewPointButton
6. RelativeHumidity%display
7. WarningLEDwhenriskofmold
MeterBack
1. Wallmount
2. Batterycompartment
3. Batterycompartmentlatch
4. AlarmSoundON/OFFswitch(SpeakerSymbol)
5. RadarAnimationON/OFFswitch(Arrow
Symbol)
6. Supportstand(removestandtoaccessAlarm
soundandRadaranimationswitches)
EXTECHINSTRUMENTS
4 RH35‐en‐EU_v1.17/14
Operation
GettingStarted
Removetheprotectivefoilfromthedisplay.
Openthebatterycompartmentandremovethebatteryinsulationstrip.Thedevicewill
soundthealarmandallLCDsegmentswillbedisplayedfortwosecondsasthedevice
switchesON.
Theindoortemperature,relativehumidity,andcorrespondingfacialsymbolwillappear
onthedisplay.Thisindicatesthatthemeterisnowreadyforuse.
Note:DonotattachthesupportstanduntiltheswitchesfortheRadarAnimationandAlarm
Soundaresetasdesired.Thesetwoswitchesareconcealedbythesupportstandwhenitis
attached.RefertotheDescriptionsectionofthisguideforthelocationoftheswitchesand
refertothededicatedsectionsbelowformoredetail.
24HourMoldRadarDisplay
Thedevicemeasurestherelativehumidity%every30secondsandcalculatestheaverage
valueevery10minutes.Theinnovativemoldradardisplaygraphicallydepictstheaverageon
a24‐hourtime‐line.
Thetime“0h”representsthevalueforthecurrenthour.“‐1”representsthelasthour,“‐3”
forthepast2‐3hours,“‐6”forthepast4‐6hours,“‐12”forthepast7‐12hours,and“‐24”for
thepast13‐24hours.
Therelativehumidityvaluesareshownongridlinesfrom15to85%.
Areadinghigherthan65%RHindicatesapotentialformold.
RadarAnimationON/OFFSwitch
RemovethesupportstandtoaccesstheRadarAnimationON/OFFswitchonthebackofthe
unit(theswitchisontherightidentifiedbythearrowicons).SlidetheswitchUPtoactivate
theRadarAnimation.SlidetheswitchDOWNtodeactivatetheRadarAnimation.
AlarmSoundON/OFFSwitch
RemovethesupportstandtoaccesstheAlarmSoundON/OFFswitchonthebackoftheunit
(theswitchisontheleftidentifiedbytheaudioicons).SlidetheswitchUPtoactivatethe
AlarmSoundbeeper.SlidetheswitchDOWNtode‐activatetheAlarmSoundbeeper.
Iftherelativehumiditymeasurementishigherthan65%,thealarmbeepersoundsforone
minuteandtheredwarninglight(frontpanel,right)flashes.Pressanybuttontostopthe
alarmsound.Thewarninglightcontinuesflashinguntilthemeasuredhumidityfallsbelow
65%.
ComfortLevel
Thedevicedisplaysoneoftwofacialindicatorsrepresentingthecomfortleveloftheindoor
climate.Asmilingfaceindicatesanidealrelativehumidityrange(40‐60%).Afrowningface
indicatesanoverlywetordrycondition(<40%or>60%).
EXTECHINSTRUMENTS
5 RH35‐en‐EU_v1.17/14
DewPointTemperatureDisplay
PresstheDewPointbuttontodisplaytheDewPointTemperaturefor5seconds.Thedisplay
willreverttotheAirTemperature/RelativeHumiditydisplaymodeafter5seconds,
automatically.
TemperatureUnitsSelection
PressandholdtheDewPointbuttonfor5secondstotogglethetemperatureunits(°Cand°F).
Note:InMIN/MAXmodepressingandholdingtheDewPointbuttonclearstheMINorMAX
memory(dependingonwhichoneisselected)anddoesnotchangethetemperatureunits.
EnsurethatMIN/MAXmodeisnotactivatedwhenchangingthetemperatureunits.
MinimumandMaximumValues
PresstheMIN/MAXbuttonandtheMAXiconwillappearalongwiththehighestindoor
temperatureandhumidityreadingscapturedsincethelastreset.
TodisplaytheMINvalues,presstheMIN/MAXbuttonagain.TheMINiconwillappear
alongwiththelowestindoortemperatureandhumidityreadingscapturedsincethelast
reset.
TheinstrumentwillautomaticallyexittheMIN/MAXmodeifnobuttonispressed.
Toexittothenormaldisplaymodemanually,presstheMIN/MAXbuttonagain(theMIN
andMAXindicatorswillswitchOFF).
TocleartheMINorMAXmemory,pressandholdtheDewPointbuttonforthree
secondswhiletheMINorMAXiconisshowing.TheMINortheMAXindicatorwillflash
asitsmemoryiscleared.
TableTopandWallmountingConsiderations
Theunitcanbewallmountedusingthewallmountaccessholelocatedontherearofthe
device.Usethesupportstandfortabletopuse.Notethatthehumiditylevelcanvarygreatly
accordingtolocation;mounttheunitasclosetotheareaofconcernaspossible.
EXTECHINSTRUMENTS
6 RH35‐en‐EU_v1.17/14
Maintenance
Cleaning
Cleantheinstrumentwithasoftdampcloth.Donotusesolventsorabrasives.
Batteryreplacement
Removethebatteriesiftheproductisnottobeusedforlongperiods.Changethebatteries
whenthebatterysymbolappearsemptyonthedisplay.Opentherearbatterycompartmentand
inserttwonewbatteries1.5VAAAobservingcorrectpolarity.Closethebatterycompartment
beforeuse.
BatterySafetyReminders
oPleasedisposeofbatteriesresponsibly;observelocal,state,andnationalregulations.
oNeverdisposeofbatteriesinafire;batteriesmayexplodeorleak.
oNevermixbatterytypes;installnewbatteriesofthesametype.
o
Neverdisposeofusedbatteriesorrechargeablebatteriesinhouseholdwaste.
Asconsumers,usersarelegallyrequiredtotakeusedbatteriestoappropriate
collectionsites,theretailstorewherethebatterieswerepurchased,orwherever
batteriesaresold.
Disposal:Donotdisposeofthisinstrumentinhouseholdwaste.Theuserisobligatedtotake
end‐of‐lifedevicestoadesignatedcollectionpointforthedisposalofelectricalandelectronic
equipment.
Specifications
TemperatureRange‐10°Cto60°C(14°Fto140°F)
TemperatureAccuracy±1°C(±1.8°F)from0to50°C(32to122°F),otherwise±1.5°C(2.7°F)
RelativeHumidityRange10to99%
RHAccuracy ±4%from30%to80RH%,otherwise±5%
Batteries Batteries2x1.5VAAA
Dimensions 98x23[50]x98mm(3.86x0.91[2.04]x3.86in.)
Weight 87g(3.1oz.)
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com
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