Extech Instruments 461891 User manual

USER GUIDE
Contact Tachometer
Model 461891
www.ponpe.com
contact:
[email protected]

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Introduction
Congratulations on your purchase of Extech’s Digital Tachometer, model 461891. This meter is
shipped fully tested and calibrated and, with proper use, will provide years of reliable service.
Features
Measures from 0.5 to 19999 rpm
Min/Max Memory Recall
Cone, funnel, surface attachments included
Quartz crystal time base
Specifications
General Specifications
Circuit Custom one-chip LSI microprocessor circuit
Time base Quartz crystal
Display 5-digit multi function LCD display
Measurements Rotation Speed 0.5 to 19,999 rpm
Surface Speed 0.2 to 6560 ft/min.
0.05 to 1999.9 m/min
Memory Last and Max/Min readings
Sampling Time 1 second
Operating Temperature/RH 32 °F to 122 °F (0 °C to 50 °C) / <80% RH
Power Supply 4 x 1.5V AA batteries
Power Consumption Approx. 10 mA
Weight 0.62 lb (280 g) including batteries
Dimensions 8.2 x 2.8 x1.5" (208 x 72 x 37 mm)
Accessories Cone rpm adaptor, funnel rpm adaptor, surface speed
test wheel, and carrying case
Range Specifications
Range Resolution Accuracy
rpm 0.5 to 19,999 rpm 0.1 rpm (0.5 to 999.9 rpm)
1 rpm (over 1000 rpm)
+ (0.05% rdg +1d)
@23+ 5oC
ft/min 0.2 to 6560 ft/min 0.1 ft/min (0.2 to 999.9 ft/min)
1 ft/min (over 1000 ft/min)
± (1% rdg + 1 digit)
m/min 0.05 to 1999.9 m/min 0.01 m/min (0.05 to 99.99 m/min)
0.1 m/min (over 100 m/min)
www.ponpe.com
contact:
[email protected]

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Front Panel Description
1 Shaft with cone adapter attached
2 LCD display
3 Measure button
4 Function select switch
5 Memory button
6 Cup attachment
7 Surface wheel attachment
Operation
RPM Measurement
a) Slide the Function Switch to the "RPM" position.
b) Install the appropriate RPM Adapter on the Shaft
c) Press the Measure button while lightly pressing the RPM adapter against the central
opening of a rotating shaft in proper alignment. Release the Measure button when the
display stabilizes (about 1 to 2 seconds).
Surface Speed Measurement
a) Slide the Function Switch to "ft/min" or "m/min"
b) Attach the Surface Speed Wheel to the Shaft
c) Press the Measure button and hold the surface speed wheel against the device being
measured. Release the Measure button when the display stabilizes.
Memory Recall
The last value and last max and min values obtained before releasing the Measure button are
automatically stored by the meter. These memorized values can be displayed by pressing the
Memory button as described below:
a) Press once and hold - the last value is displayed followed by the "LA" icon
b) Press again and hold - the maximum value is displayed followed by the "UP"I con
c) Press again and hold - the minimum value is displayed followed by the "dn" icon
www.ponpe.com
contact:
[email protected]

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Maintenance
Battery Replacement:
When the low battery indication appears ("LO" on the display), slide the battery cover off of the rear
of the instrument, replace batteries with four 1.5V AA batteries and replace the cover. Remove the
batteries if the instrument will not be used for a long period of time.
Cleaning: Use only a dry cloth to clean the plastic case.
Accessories:
Part # 461990 Kit contains: Qty. of 2 each: cone, wheel, and cup; Qty. 1 shaft
www.ponpe.com
contact:
[email protected]

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Warranty
FLIRSystems,Inc.warrantsthisExtechInstrumentsbranddevicetobefreeofdefectsinpartsandworkmanshipforoneyear
fromdateofshipment(asixmonthlimitedwarrantyappliestosensorsandcables).Ifitshouldbecomenecessarytoreturnthe
instrumentforserviceduringorbeyondthewarrantyperiod,contacttheCustomerServiceDepartmentforauthorization.Visit
thewebsitewww.extech.comforcontactinformation.AReturnAuthorization(RA)numbermustbeissuedbeforeanyproductis
returned.Thesenderisresponsibleforshippingcharges,freight,insuranceandproperpackagingtopreventdamageintransit.
Thiswarrantydoesnotapplytodefectsresultingfromactionoftheusersuchasmisuse,improperwiring,operationoutsideof
specification,impropermaintenanceorrepair,orunauthorizedmodification.FLIRSystems,Inc.specificallydisclaimsanyimplied
warrantiesormerchantabilityorfitnessforaspecificpurposeandwillnotbeliableforanydirect,indirect,incidentalor
consequentialdamages.FLIR’stotalliabilityislimitedtorepairorreplacementoftheproduct.Thewarrantysetforthaboveis
inclusiveandnootherwarranty,whetherwrittenororal,isexpressedorimplied.
Calibration,Repair,andCustomerCareServices
FLIRSystems,Inc.offersrepairandcalibrationservicesfortheExtechInstrumentsproductswe
sell.NISTcertificationformostproductsisalsoprovided.CalltheCustomerServiceDepartmentfor
informationoncalibrationservicesavailableforthisproduct.Annualcalibrationsshouldbe
performedtoverifymeterperformanceandaccuracy.Technicalsupportandgeneralcustomer
serviceisalsoprovided,refertothecontactinformationprovidedbelow.
Copyright©2013‐2015FLIRSystems,Inc.
Allrightsreservedincludingtherightofreproductioninwholeorinpartinanyform
www.extech.com
SupportLines:U.S.(877)439‐8324;International:+1(603)324‐7800
TechnicalSupport:Option3;E‐mail:[email protected]
Repair&Returns:Option4;E‐mail:[email protected]
Productspecificationsaresubjecttochangewithoutnotice
Pleasevisitourwebsiteforthemostup‐to‐dateinformation
www.extech.com
FLIRCommercialSystems,Inc.,9TownsendWest,Nashua,NH03063USA
ISO9001Certified
www.ponpe.com
contact:
[email protected]

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Garantie
FLIRSystems,Inc.garantitquecetappareilExtechInstrumentsestexemptdedéfautsmatériauxetdefabricationpendantun
anàpartirdeladated’envoi(unegarantielimitéedesixmoiss’appliqueauxcapteursetauxcâbles).Silerenvoidel’appareil
pourréparationdevientnécessairedurantouaprèslapériodedegarantie,contactezleserviceclientpourautorisation.Pour
obtenirlescoordonnées,visitezlesiteWebsuivant:www.extech.com.Unnumérod’autorisationderetour(AR)doitêtredélivré
avanttoutretourdeproduit.L’expéditeurprendàsachargelesfraisd’expédition,lefret,l’assuranceetl’emballagecorrectde
l’appareilafindeprévenirtoutedétériorationdurantletransport.Cettegarantienes’appliquepasauxdommagesimputablesà
l’utilisateur,telsquel’usageimpropreouabusif,unmauvaiscâblage,uneutilisationnonconformeauxspécifications,un
entretienouuneréparationincorrecte,outoutemodificationnonautorisée.FLIRSystems,Inc.déclineraspécifiquementtoute
garantieouqualitémarchandeouaptitudeàl’emploiprévu,etneseraenaucuncastenuresponsablepourtoutdommage
conséquent,direct,indirectouaccidentel.LaresponsabilitétotaledeFLIRestlimitéeàlaréparationouauremplacementdu
produit.Lagarantiedéfinieci‐dessusestinclusiveetaucuneautregarantie,écriteouorale,n’estexpriméeouimplicite.
Calibrage,réparationetservicesaprès‐vente
FLIRSystems,Inc.offredesservicesdecalibrageetderéparationpourlesproduitsExtech
Instrumentsquenouscommercialisons.NousfournissonségalementunecertificationNISTpourla
plupartdesproduits.Contacteznotreserviceclientpourtouteinformationsurlesservicesde
calibragedisponiblespourceproduit.Uncalibragedoitêtreeffectuéchaqueannéepourvérifierles
performancesetlaprécisiondumètre.Nousoffronségalementuneassistancetechniqueetun
serviceàlaclientèle.Veuillezvousreporterauxcoordonnéesfourniesci‐dessous.
Copyright©2013‐2015FLIRSystems,Inc.
Tousdroitsréservés,ycomprislareproductionpartielleoutotalesousquelqueformequecesoit.
www.extech.com
Lignesd’assistance:États‐Unis(877)439‐8324;international:+1(603)324‐7800
Serviced’assistancetechnique:Option3;E‐mail:[email protected]
Réparationsetretours:Option4;E‐mail:[email protected]
Lesspécificationsproduitsontsujettesàmodificationssanspréavis.
Pourlestoutesdernièresinformations,veuillezvisiternotresiteWeb.
www.extech.com
FLIRCommercialSystems,Inc.,9TownsendWest,Nashua,NH03063USA
CertifiéISO9001
www.ponpe.com
contact:
[email protected]

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Garantía
FLIRSystems,Inc.,garantizaestedispositivomarcaExtechInstrumentsparaestarlibrededefectosenpartesomanodeobra
duranteunañoapartirdelafechadeembarque(seaplicaunagarantíalimitadadeseismesesparacablesysensores).Sifuera
necesarioregresarelinstrumentoparaservicioduranteodespuésdelperiododegarantía,llamealDepartamentodeServicioa
Clientesparaobtenerautorización.Visitewww.extech.comparaInformacióndecontacto.Sedebeexpedirunnúmerode
AutorizacióndeDevolución(AD)antesderegresarcualquierproducto.Elremitenteesresponsabledelosgastosdeembarque,
flete,seguroyempaqueapropiadoparaprevenirdañosentránsito.Estagarantíanoseaplicaadefectosresultantesdelas
accionesdelusuariocomoelmaluso,alambradoequivocado,operaciónfueradelasespecificaciones,mantenimientoo
reparacióninadecuadaomodificaciónnoautorizada.FLIRSystems,Inc.,rechazaespecíficamentecualesquiergarantías
implícitasofactibilidaddecomercializaciónoidoneidadparacualquierpropósitodeterminadoynoseráresponsablepor
cualesquierdañosdirectos,indirectos,incidentalesoconsecuentes.LaresponsabilidadtotaldeFLIRestálimitadaalareparación
oreemplazodelproducto.Lagarantíaprecedenteesinclusivaynohayotragarantíayaseaescritauoral,expresaoimplícita.
Serviciosdecalibración,reparaciónyatenciónaclientes
FLIRSystems,Inc.,ofreceserviciosdereparaciónycalibraciónparalosproductosquevendemos
deExtechInstruments.AdemásofrecemoscertificaciónNISTparalamayoríadelosproductos.
LlamealDepartamentodeServicioalClienteparasolicitarinformacióndecalibraciónparaeste
producto.Paraverificarelfuncionamientoyprecisiónsedeberealizarlacalibraciónanual.Además
seproveeSoporteTécnicoyserviciosgeneralesalcliente,consultelainformacióndecontactoen
seguida.
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Copyright©2013‐2015FLIRSystems,Inc.
Reservadostodoslosderechos,incluyendoelderechodereproduccióntotaloparcialencualquiermedio
www.extech.com
Líneasdesoporte:EE.UU.(877)439‐8324;Internacional:+1(603)324‐7800
SoporteTécnicoOpción3;correoelectrónico:[email protected]
Reparación/Devoluciones:Opción4;correoelectrónico:[email protected]
Lasespecificacionesdelproductoestánsujetasacambiossinaviso
PorfavorvisitenuestrapáginaenInternetparalainformaciónmásactualizada
www.extech.com
FLIRCommercialSystems,Inc.,9TownsendWest,Nashua,NH03063USA
CertificadoISO9001
www.ponpe.com
contact:
[email protected]