Extech Instruments UV505 User manual

USERMANUAL

UV‐ABLightMeter



ModelUV505

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Introduction

ThankyouforselectingtheExtechModelUV505UV‐ABLightMeter.ThisdevicemeasuresUV‐AB

ultravioletlightinthewavelengthrangeof290~390nm.Thisdeviceisshippedfullytestedand

calibratedand,withproperuse,willprovideyearsofreliableservice.Pleasevisitourwebsite

Features

Professional,highqualityUVmeter

Measuresultra‐violetirradiation

Wavelengthrange290nmto390nm

Twomeasurementrangesforgreateraccuracy(0~3999µW/cm2/0~39.99mW/cm2)

Autopoweroffafter15minutes

Lightweight,ergonomicdesign

GeneralSafety

PleasereadtheentireUserManualbeforeoperatingthisdevice.Usethemeteronlyasspecified

anddonotattempttoserviceoropenthemeterhousing.Donotallowchildrentohandlethe

meterortheprotectivecover.Pleasedisposeofbatteriesandmeterresponsiblyandin

accordancewithallapplicablelawsandregulations.

Topreventdamagetothisprecisiondevice,donotattemptmeasurementsoutsideofthe

rangesspecifiedinthismanual

Donotusethismeterindirectsunlightoranyplacewhereitisexcessivelyhotand/orhumid

Donotsubmersethemeterinliquid

UVSafetyInformation

Useextremecautionwhenusingthismetertotestanultravioletlightsource.ExposuretoUV

radiationcanbehazardousdependingontheexposuretime,intensityofradiation,wavelength

andanindividual’ssensitivitytoultraviolet.

MeterDescription

1. LightSensor(protectivecovernotshown)

2. LCD

3. Backlightbutton

4. Zerobutton

5. PowerON‐OFFbutton

6. Unitofmeasuretogglebutton

7. DisplayDataHoldbutton

Note:Batterycompartmentandtripodmountarelocatedonthebackofthemeter



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LCDDescription

1. MeasurementReading

2. DataHold

3. Zeromode

4. Lowbatteryindicator

5. Unitofmeasure(µW/cm2ormW/cm2)



Button Descriptions



PresstoturnthemeterONorOFF



Presstofreeze/unfreezethereadingsonthedisplay

ShortpresstotogglebetweenµW/cm2andmW/cm2



ShortpresstopowerONthebacklight.ThebacklightswitchesOFFautomatically

after10seconds.



Withtheprotectivecoveroverthesensor,presstozerothedisplay.Pressagainto

exit.

Operation

MeterPower

Shortpressthe powerbuttontoswitchthemeterON/OFF.IftheLCDdoesnotswitchon,

checkthebatterieslocatedintherearbatterycompartment.Themeterpowersoff

automaticallyafter15minutesofinactivity.

ZerotheSensor

Withthesensor’sprotectivecoverattached,shortpressthe buttontozerothedisplay

beforetakingmeasurements.TheZEROdisplayalertwillappearwhilethemeteriszeroing.

Pressthe buttonagaintoexitthemode;theZEROdisplayalertwillswitchoff.

TakingMeasurements

RemovethesensorcoverandaimthelightsensorattheUVlightsource.Viewthemeasurement

onthemeter’sdisplay.

SelectingRangeandUnitofMeasure

Shortpressthe buttontotoggletherange(mW/cm2andµW/cm2);thelowerdisplayarea

willshowtheselectedrange.

ZERO

mW/cm

uW/cm

HOLD

234

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DataHold

Shortpressthe buttontofreezeorunfreezeareadingonthedisplay.

Backlight

TheLCDisequippedwithbacklightingforeasierviewing,especiallyindimlylitareas.Shortpress

thebacklight buttontoturnonthebacklight.Thebacklightwillautomaticallyturnoffafter

10seconds.

Measurement Considerations

Keepthelightsensorcleanandfreeofscratches.Dustlightlywithdrylintfreecloth.

Avoidreflectionsorshadowsonthesensorwhiletakingmeasurements.

Forbestaccuracy,repeatthemeasurementseveraltimestoensurethatthelightsourcehas

remainedstable.



Maintenance

BatteryReplacement

1. PowerOFFthemeter.

2. Pressandholdthelockingbuttonabovethebatterycompartment(backofthemeter)and

slidethebatterycompartmentdooroffinadownwardmotion.

3. Replacethetwo‘AAA’1.5Vbatteriesobservingcorrectpolarity.Re‐assemblethemeter

beforeuse.

BatterySafety: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batteriesandstoreseparately.



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.

CleaningandStorage

Periodicallywipethecasewithadampclothandmilddetergent;donotuseabrasivesor

solvents.Useadrylintfreedustclothtocleardebrisanddustfromthesensor.Avoidany

materialsthatcouldpotentiallyscratchthesensorsurface.



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Specifications

DisplayBacklit3‐3/4digit(4000count)LCD

Size:35x30mm(1.4x1.2“)

SamplingrateApprox.3seconds

MeasurementsUltravioletLight(UV‐AB)

UVsensorspectrum290to390nm

PeakSensitivityWavelength365nm

InputOverloadDisplay“OL“

TripodmountOnrearpanel

Power2x1.5V‘AAA’batteries

BatterylifeApprox.50hours

AutomaticpoweroffAfterapprox.15minutesofinactivity

OperatingTemperature/Humidity5to40oC(41to104oF)/80%RHmax

OperatingAltitude2000meters(7000ft)maximum

StorageTemperature/Humidity‐10to60oC(14to140oF)/70%RHmax

Dimensions/Weight133x48x23mm(5.2x1.9x0.9”)/90g(3.2oz)

SafetyForindooruseonly.EMC:EN61326(1997),A1

(1998),A2(2001);Pollutiondegree2

ElectricalSpecifications(23±5°C)

Ultraviolet(UV‐AB)

UnitRangeResolutionAccuracy

mW/cm20to39.990.01±4%fullscale

µW/cm20to39991±4%fullscale

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

ISO‐9001Certified



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