Extech Instruments AN320 Manual

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AN320-en-GB_V1.2 11/14

Introduction

CongratulationsonyourpurchaseoftheExtechAN320VaneAirflowAnemometerPsychrometer

+CO

.ThisinstrumentmeasuresAirVelocity,AirFlow(volume),AirTemperature,Relative

Humidity,WetBulbTemperature,DewPointTemperature,andCO

2

(carbondioxide).Thelarge,

easy‐to‐readbacklitLCDincludesprimaryandsecondarydisplaysplusnumerousstatusindicators.

Theoptionalroundandsquareairflowconeadaptorsallowforquickairflow(volume)

measurements.Thismeter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.

CAUTIONS

 Improperuseofthismetercancausedamagetothemeterandpersonalinjury.Readand

understandthisusermanualbeforeoperatingthemeter.

 Inspecttheconditionoftheprobeandthemeterforanydamagebeforeoperatingthe

meter.Repairorreplacedamagebeforeuse.

 Iftheequipmentisusedinamannernotspecifiedbythemanufacturer,theprotection

providedbytheequipmentmaybeimpaired.

 Thisdeviceshouldnotbemadeavailabletochildren.Itcontainshazardousobjectsaswell

assmallpartsthatcanbeaccidentallyswallowed.Themeter’sbatteriesandpacking

material

canalsobedangeroustochildren.

 Intheeventthatthemeteristobeunusedforanextendedperiodoftime,removethe

batteriestoprotectagainstbatteryleakage.

 Expiredordamagedbatteriescanbehazardousifallowedtocomeincontactwithskin.Use

suitablehandprotectioninsuchcases.

 Donotshortcircuitbatteriesorputbatteriesinfire.