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2VFM200‐en‐GB_V1.212/16

Introduction



ThankyouforselectingtheExtechInstrumentsModelVFM200.TheVFM200measuresHCHO

(formaldehyde)andTVOC(TotalVolatileOrganicCompounds).

PotentialsourcesforTVOCsincludepaints,finishes,adhesives,cigarettesmoke,pesticides,

personalcareproducts,carexhaust,newfurnishings,wallcoverings,householdcleansers,and

cookingfuels.Chemicalsinclude:Acetone,EthyleneGlycol,Formaldehyde,

Xylene,1,3‐butadiene,

Tetrachloroethene,HydrogenSulfide,Ammonia,Toluene,Benzene,MethyleneChloride,

Perchloroethylene,andMTBE.

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

 FuelCellFormaldehydeSensorTechnology

 Highaccuracymeasurements

 BacklitLCDdisplay

 Real‐timedisplayofHCHO(formaldehyde)concentrationinair

 Real‐timedisplayofTVOC(TotalVolatileOrganicCompounds)concentrationinair

 Twounitselections(PPM,mg/m³)

 Audio‐visualHighandLowAlarmsfor

HCHO

 Autopoweroff

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Description

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METERDESCRIPTION

1. HCHOsensor(front)

2. ACAdaptorjack(underflap)

3. DownarrowandAlarmSetupbutton

4. Batterycompartment(rear)

5. ON‐OFFbutton(alsousedinAlarmSetup)

6. UparrowandUNITselectionbutton

7. BacklitDisplay

8. TVOCsensor(rear)

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Extech Instruments VFM200 User Manual

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