Extech 42260 Handleiding

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User'sGuide

Model42270Temperature&HumidityDatalogger

Model42260TemperatureDatalogger

Introduction

CongratulationsonyourpurchaseoftheExtechDataloggingModule.Thefollowing

modelsarecoveredinthismanual.

Model42270:TemperatureandHumidityDataloggingModule

Model42260:Temperature-onlyDataloggingModule

TheDataloggerscanbeusedtomonitorthetemperatureofgreenhouses,

warehouses,foodtransports,aircraftcabins,refrigeratedtrucks,containers,

museums,andHVACequipment.TheModel42270recordsRelativeHumidity

readingsinadditiontotemperaturereadings.Instructionsonhowtoprogramthe

dataloggersarenotincludedthismanual.Programminganddataretrieval

instructionsareincludedinthe42275,42265,42276and42266kits.

Description

1.Mountinghole

2.StatusLEDs(RecordandAlarm)

3.LCDdisplay

Displays

LCDDisplay

REC:Displayedwhileloggingreadings.

HIandLOW:DisplayedwhentheHighorLowAlarmlimitisexceeded.

RH%:RelativeHumidity(42270only)

CorF:Temperatureunits.

COMM:AppearswhenDataloggeriscommunicatingwithaPC.

RecordingStatusIndication

BoththeREDstatusLEDandthedisplayindicator‘REC’willashevery5secondsif

thesamplingrateissetto5secondsorhigher.Ifthesamplingrateissetlowerthan5

seconds,theindicatorswillashevery1,2,3,or4secondsasprogrammed.

ALARMStatusIndication

BoththeYELLOWstatusLEDandthedisplayindicator‘ALM’willashwhenthe

recordedvalueishigherthantheuserprogrammedHighAlarmvalueorlowerthanthe

LowAlarmvalue.TheAlarmstatusLEDandthe‘ALM’displayindicatorflashevery5

secondsifthesamplingrateisprogrammedfor5secondsorhigher.Ifthesampling

rateissetlowerthan5seconds,theindicatorswillashevery1,2,3,or4secondsas

programmed.

LowBatteryIndication

Whenthelithiumbatteryvoltagenearsthecriticaloperatinglevel,theLCDdisplays

‘LO’.Toreplacethebattery,refertotheBatteryReplacementsectionofthismanual.

Specications

FrontpanelstatusLEDsTwo(2):RECORDandALARM

Temperaturerange-40to85°C(-40to185°F)

Temperatureresolution0.1°upto99.9°;1°from100°to185°

Temperatureaccuracy±0.6°C(1.2°F)from-20to50°C(-4to122°F)

±1.2°C(2.4°F)allotherranges

Humidityrange&accuracy0.0to99.9%RelativeHumidity;Accuracy:±3%

DataloggerMemory16,000temperaturereadings(8,000temperatureand

8,000humidityreadingsonthe42270)

SamplingrateProgrammablefrom1to7200seconds(2hours)

PowersupplyOne3.6V½‘AA’lithiumbattery

BatteryLife1year:5secondsamplerateinsleepmode

3.8months:24hoursamplerateinnon-sleepmode

LowbatteryIndicatorDisplayshows‘LO’

Dimensions76.2x57.2x22.3mm(3x2.3x0.88")

Thedataloggerdisplaywillnotswitchon

untilactivatedbysoftwareortheprinter

programmer.

THESEDATALOGGERSCANNOTBEUSEDWITHOUTTHE

SOFTWAREFROMKIT42275(42265)ORTHEPRINTER

PROGRAMMER42276(42266).

BatteryReplacement

Whenthelowbatteryicon(‘LO’)appearsontheLCDdisplay,replacetheLithiumCR2

battery.

1.OpenDataloggerhousingbyrstremovingthefour(4)rearPhillipsscrews.

2.CarefullypryofftherearoftheDatalogger.

3.ThecylindricallithiumbatteryislocatedonthebottomofthePCBboard.

4.Replacethebattery,observingpolarity.

5.AssembletheDataloggerhousing.

You,astheenduser,arelegallybound(Batteryordinance)toreturnall

usedbatteriesandaccumulators;disposalinthehouseholdgarbage

isprohibited!

Youcanhandoveryourusedbatteries/accumulatorsatcollection

pointsinyourcommunityorwhereverbatteries/accumulatorsaresold!

Disposal:Followthevalidlegalstipulationsinrespectofthedisposalof

thedeviceattheendofitslifecycle

Copyright2008ExtechInstrumentsCorporation©

Allrightsreservedincludingtherightofreproductioninwholeorinpartinanyform.

42270_42260-EU-ENV2.27/09

Product specificaties