Extech Instruments IR300UV User manual



 USERMANUAL



InfraRedThermometer

Built‐inUVRefrigerantLeakDetectorandFlashlight



ModelIR300UV

EXTECHINSTRUMENTS

2IR300UV‐en‐GB_V1.01/16

Introduction

CongratulationsonyourpurchaseoftheIR300UVIRThermometer.Thisthermometermakes

non‐contact(infrared)temperaturemeasurementsatthetouchofabutton.Thebuilt‐incoaxial

laserpointerincreasestargetaccuracywhilethebacklitLCDandhandymulti‐switchcombinefor

convenient,ergonomicoperation.TheUVlightsourceisconvenientforlocatingleakssuchas

refrigerants.Thisdeviceisshippedfullytestedandcalibratedand,withproperuse,willprovide

yearsofreliableservice.Pleasevisitourwebsite(www.extech.com)tocheckforthelatest

versionofthisUserGuide,ProductUpdates,andCustomerSupport.

Features

 Measuresnon‐contactsurfacetemperatureupto500°C(932°F)

 12:1DistancetoSpotRatio(FieldofView)

 AreaandSingle‐pointlasertargeting

 DisplayMAX,MIN,AVGorMAX‐MINDifference

 AutomaticDataHoldwhentriggerisreleased

 DisplayBacklight

 Selectabletemperatureunits(°F

/°C)

 Adjustableemissivity

 AudibleandvisiblealarmindicationforHighandLowTemperatureAlarm

 UVleakdetectorwith5UV/BlueLEDs

 Brightflashlightwith5WhiteLEDs

Safety

InternationalSafetySymbols

This symbol, adjacent to another symbol or

terminal, indicates the user mustrefertothe

manualforfurtherinformation

Warnings

o Donotdirectlyorindirectlypointthelaser attheeyes

ofapersonorananimal

o Inspect for damage or for any shortage of parts or

accessoriesbeforeuse

o Replacethebatteriesimmediatelyafterthebatteryindicatorflashes

o Donotusethethermometernearexplosivegases,

steam,ordust

o Notethatanobjectwithhighreflectivitywillnormallycausethemeasuredtemperaturevaluetoread

muchlowerthantheactualtemperature

o UsethedeviceonlyasdescribedinthisUserGuide

Cautions

Toavoidthermometerdamage,pleaseavoidthefollowinghazards:

o EMFfromweldingequipmentorelectro‐inductionheaters

o Staticelectricity

o Thermal shock caused by large or abrupt environmental temperature changes; wait 30 minutes to

allowthethermometertostabilizetonewenvironmentalconditions

o Donotusethisdeviceinexcessivelyhightemperatureenvironments

EXTECHINSTRUMENTS

3IR300UV‐en‐GB_V1.01/16

Description



MeterDescription

1. LCDDisplay

2. Multi‐Switchcontrol

3. BatteryCompartment

4. Laserpointer

5. White/BlueLEDs

6. IRsensor

7. Lenscovercontrol

8. MeasurementScanTrigger

DisplayDescription



Laserpointeractiveicon



Holdmode(displayedtemperaturefreezeswithtriggerrelease)



Maximum/Minimum/Averagetemperatureicons



Batterycapacityindicator



WhiteLEDsactive



Temperatureunits(°F/°C)



TemperatureAlarmicons

UVLEDsactive

Emissivitysetting

EXTECHINSTRUMENTS

4IR300UV‐en‐GB_V1.01/16

Operation

MeterPower

Themeterispoweredbythree1.5VAAbatteries.Withfreshbatteriesinstalled,themeter

switchesONwhenthetriggerispulled.RefertotheMaintenancesectionforBatteryInstallation

instructions.Thebatteryiconprovidesbatterystatusindication.Replacethebatteriesassoonas

thebatterystatusiconindicatesalowbattery.

SettingMode

Thevarious parameters ofthe meter aresetusingthe five ‐waymulti‐switch located belowthe

display.Theavailableparametersarelistedbelow:

 Flashlight(ONOFF)

 UVlight(ONOFF)

 TemperatureUnits(°C°F)

 Emissivity(0.10to1.00)

 Laserpointer(ONOFF)



Max/Min/Avg&Max‐Min(ONOFF)

 HILOAlarm(ONOFF)

 HighTemperatureAlarmLimitsetting

 LowTemperatureAlarmLimitsetting

 Beeper(ONOFF)

SettingModeOverview

The Settings switch has five positions to select a parameter, turn a

parameterONorOFF,andtoadjustparametervalues.

 PressandreleasetheMeasurementTrigger.

 Press the

 button left to enter the Setting Mode. The

parameterselectedwillappearinthedisplay.

 Pressthe

buttonrighttoadvancetothenextparameter.

 Presstheup

ordown buttonstochangeaparameterstatusoradjustaparameter

value.

 Pressthe buttontostoreparameterchangesandadvancetothenextparameter.

 Pressthe buttonlefttoexittheSettingsmodeandreturntoMeasurementmode.

Note:IfnobuttonispressedwithintheAPOtimethemeterwillshutdown.Itmaybehelpful

toextendtheAPOtimewhenmakingadjustmentsintheSettingsmode.

EXTECHINSTRUMENTS

5IR300UV‐en‐GB_V1.01/16

SettingModeDetail

1. FlashlightSetting

EntertheSettingmode.The Flashlighticonflashes.

Pressup

forONorOFF.Press tostorethesetting

2. UVlightSetting

EntertheSettingmode.AdvanceuntiltheUViconflashes.

Pressup

forONorOFF.Press tostorethesetting

3. TemperatureUnitsSetting

EntertheSettingmode.Advanceuntilthe°For°Ciconflashes.

Pressup

tochangetheunits.Press tostorethesetting

4. EmissivitySetting

EntertheSettingmode.AdvanceuntiltheEMSiconflashes.

Pressup

ordown



toadjustthesetting.Press

tostorethesetting

5. LaserPointerSetting

EntertheSettingmode.Advanceuntilthe

iconflashes.

Pressup

forONorOFF.Press tostorethesetting

6. MaxMinAvgMax‐MinSetting

EntertheSettingmode.AdvanceuntiltheMAX–MINAVGiconflashes.

Pressup

forONorOFF.Press tostorethesetting

7. AlarmHISetting

EntertheSettingmode.AdvanceuntiltheAlarmHIiconflashes.

Pressup



ordown

forONorOFF.Press tostorethesetting

IfONwasselected,Pressup



ordown

toadjustthelimit.

Press

tostorethesetting

8. AlarmLOSetting

EntertheSettingmode.AdvanceuntiltheAlarmLOiconflashes.

Pressup



ordown

forONorOFF.Press



tostorethesetting

IfONwasselected,Pressup



ordown

toadjustthelimit.

Press

tostorethesetting

9. BacklightSetting

EntertheSettingmode.AdvanceuntiltheLItEiconflashes.

Pressup



ordown



forONorOFF.Press



tostorethesetting

10. AutoPowerOFFSetting

EntertheSettingmode.AdvanceuntiltheAPOiconflashes.

Pressup

ordown



toadjustthesetting.Press

tostorethesetting

EXTECHINSTRUMENTS

6IR300UV‐en‐GB_V1.01/16

SurfaceTemperatureMeasurements

1. Typicalsettingshouldbe:LaserpointerON,BacklightON,Temperatureunitssetasneeded,

Emissivitysetto0.95,APO(autopowerOFF)setto10secondsandFlashlightONif

measuringinadimlylitarea.

2. Openthelensprotectivelenscoverbyrotatingthe

coverwheelclockwise(facing

thelens)untilthedotis

visibleonthewheel.

3. HoldthemeterbyitsHandleGripandpointittoward

thesurfacetobemeasured.

4. PullandholdtheTriggertoturnthemeteronand

begintestinginScanmode.Thedisplaywilllightifthe

batteriesaregood.Replacethebatteriesifthedisplay

doesnotlight.

5. ReleasetheTrigger;thereadingwillHOLDforthetime

setintheAPOsetting.Thebacklightwillturnoffafterapproximately4seconds.

6. Themeterdefaultstotheprogrammedconditionsinusewhenthemeterwas

lastswitched

OFF.

LaserPointer

The laser pointer circle identifies the area being

measured.Thesizeof theareaisdeterminedby the

distance to spot ratio. Objects outside the circle are

notmeasured. The spot measuredshould always be

largerthanthecircleforaccuratemeasurements.

MAX,MIN,AVERAGEandMAX‐MIN

IntheMAXMINAVGmodethemeterwillrecordtheMaximum valuescanned,Minimumvalue

scanned,theAverageofthescannedvaluesandtheDifferencebetweentheMaxandMinvalue.

1. TurnMaxMinONinthesettingsmode

2. Pressandholdthetriggertoscananarea.

Max,Min,AvgorMax‐Min

willbedisplayedinthelowerrightdisplay.Presstheup



buttonto

selecttheparametertobedisplayed.Thevalueswillbecontinuously

updatedforthelengthofthescan.



EXTECHINSTRUMENTS

7IR300UV‐en‐GB_V1.01/16

UVLeakDetector

Injectasmallamountofflorescentdyeintothesystemundertest.Thedye/systemmixture

(refrigerant,forexample)willescapeandaccumulateatallleaksites.TurntheblueUVLEDson

intheSettingmodeandscanthesystem.Theresidueofthedyeattheleakcanbeeasily

observedundertheUVlight.DyesareavailableatmostHVACsupplyoutlets.



LocatingHotorColdSpots

Todetectahotorcoldspot,aimthethermometerataregionbeyond

thetargetandthenscantheentireregioninaslow,up/downmotion.



DistancetoSpotRatio(FieldofView)

Themeter’s fieldof view is 12:1(distance tospotratio). For example,if themeteris60cm (24

inches)fromthetarget(spot),thediameterofthetargetmustbeatleast5cm(2inches).Other

distancesareshownbelowinthefieldofviewdiagram.

Note that measurements should normally be made further than 60cm (24 inches) from the

target.Themetercanmeasurefromfurtherdistancesbutthemeasurementmaybeaffectedby

externalsourcesoflight. In addition,thespotsize may besolarge that it encompassessurface

areasnotintendedtobemeasured.



2.5cm@30cm 5cm@60cm 10cm@120cm

1”@12” 2”@24” 4”@48”



Itis necessary to ensure  thatthe sizeof thetarget is largerthan thespot size.The smallerthe

target,thecloserthedistanceshouldbe.



EXTECHINSTRUMENTS

8IR300UV‐en‐GB_V1.01/16

Emissivity

Emissivityrepresents theenergyreflectivity ofa material.Most organicmaterials and painted

oroxidizedsurfaceshaveanemissivity ofapproximately0.95.  Ifpossible,masking tape orflat

blackpaintshouldbeappliedtocoverthemeasuredsurface.

Waitaperiodoftimetoallowthetapeorpainttoreach

thermalequilibriumwiththesurface

ofthecoveredobject.Measurethetemperatureofthesurfacecoveredwithtapeorpaintonly

afterequilibriumhasbeenachieved.

HighLowLimits

TheHI/LOlimitsprovideanalarmwhenapresettemperatureisexceeded.

LensCover

Thelenscoverprotectsthelensfromdustwhenthemeterisnotinuse.Alwaysclosethecover

whenstoringthemeter.

MeasurementNotes

1. Theobjectundertestshouldbelargerthanthespot(target)sizecalculatedbythefieldof

viewdiagram.

2. Ifthesurfaceoftheobjectundertestiscoveredwithfrost,oil,grime,etc.,cleanbefore

takingmeasurements.

3. Ifanobject'ssurfaceishighlyreflectiveapplymaskingtape

orflatblackpainttothesurface

beforemeasuring.

4. Themetermaynotmakeaccuratemeasurementsthroughtransparentsurfacessuchas

glass.

5. Steam,dust,smoke,etc.canobscuremeasurements.

6. Themetercompensatesfordeviationsinambienttemperature.Itcan,however,takeupto

30minutesforthe

metertoadjusttoextremelywideambienttemperaturechanges.

7. Tofindahotspot,aimthemeteroutsidetheareaofinterestthenscanacross(inanupand

downmotion)untilthehotspotislocated.

8. Whenthemeterisheldattheoptimumdistancefromthetarget,

thesinglelaserdotwill

appearatthetopofthecircularlasertarget.Aslongasthesinglelaserdotiswithinthe

circularlasertarget,themeterwillmakeanaccuratemeasurement.

EXTECHINSTRUMENTS

9IR300UV‐en‐GB_V1.01/16

Maintenance

Cleaning

Tocleanthelensusecompressedairtocleardustandotherparticles,thencarefullycleanwitha

wetcottonswab.Thecottonswabshouldbemoistenedwithcleanwater.

Tocleanthemeterhousing,wipewithadamp,softcloth.Donotusesolventsorabrasives.Do

notimmersethe

IR300UVinwaterorotherliquid.

ReplacingBatteries

Whenthebatteryiconindicatesalowbattery,orwhenthemeter

doesn’tswitchON,replacethebatteries.

Thebatterycompartmentlidislocatedontherearofthehandle.

RemovetheonePhilipsheadscrewandliftthelidoff.

Replacethethree1.5VAAbatteriesfollowingcorrectpolarityand

then

replaceandsecurethebatterycompartmentlid.

BatterySafetyNotes:Pleasedisposeofbatteriesresponsibly;neverdisposeof

batteriesinafire,batteriesmayexplodeorleak.Ifthemeterisnottobeused

for60daysormore,removethebatteryandstoreseparately.Donotmix

batterytypesorfreshnesslevels;pleaseusebatteriesof

thesametypeandofthesamefreshnesslevel.

Neverdisposeofusedbatteriesorrechargeablebatteriesinhouseholdwaste.

Asconsumers,usersarelegallyrequiredtotakeusedbatteriestoappropriatecollectionsites,the

retailstorewherethebatterieswerepurchased,orwhereverbatteriesaresold.

Disposal:Donot

disposeofthisinstrumentinhouseholdwaste.Theuserisobligatedtotakeend‐of‐life

devicestoadesignatedcollectionpointforthedisposalofelectricalandelectronicequipment.

Specifications

InfraredThermometerSpecifications

Range/Resolution‐30~500

C(‐22~932

F)

Accuracy

0°C:±1.5°Cor1.5%ofreading(whicheverisgreater)

32°F:±3°For1.5%ofreading(whicheverisgreater)

‐10°Cto0°C:±2°C

14°to32°F:±4°F

Note:Accuracyisspecifiedfortheambienttemperaturerange:

21~25°C(70~77°F)

ResponseTime

500ms(95%ofreading)

Repeatability(%ofreading) ±8%ofreadingor±1.0°C(1.8°F)whicheverisgreater

Emissivity Adjustablefrom0.10to1.00

Temp.Coefficient 0.1°C/°Cor±0.1%/°Cofreading(whicheverisgreater)

FieldofView D/S=Approx.12:1ratio(D=distance,S=spot)

Laserpower Lessthan1mW

Spectralresponse 8to14microns

EXTECHINSTRUMENTS

10IR300UV‐en‐GB_V1.01/16

GeneralSpecifications

Display BacklitLCDdisplaywithfunctionindicators

Displayresolution 0.1°C(0.2°F)

Flashlight 5whiteLEDs

UVlight 5blueLEDs

OperatingTemperature 0°Cto50°C(32°Fto122°F)

OperatingHumidity 10to90%RHnoncondensing@30°C(86°F)

StorageTemperature‐20°Cto60°C(‐4°Fto140°F)withoutbattery

OperatingAltitude 2000m(7000ft.)abovesealevel

StorageAltitude 12,000m(40,000ft.)abovesealevel

DropProof 1.2m(4ft.)

PowerSupply 3x1.5VAAIECLR06batteries

AutomaticPowerOff Adjustable1to60seconds

Weight 300g(10.6oz.)

Dimensions 185x54x104mm(7.3x2.1x4.1”)

VibrationandShock IEC60068‐2‐62,5g,10Hzto200Hz

IEC60068‐2‐2750g,11ms

EMC EN61326‐1:2006EN61326‐2:2006

Compliance EN/IEC61010‐1

Allrightsreservedincludingtherightofreproductioninwholeorinpartinanyform

ISO‐9001Certified

Extech Instruments IR300UV User manual

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