>> P.328
TechnicalInformationStructureandfeaturesoftheassemblytypelinearscale(AT)1.ATseriesdetectorjointmechanism(Adoptionofsimplejointstructureofferinghighrigidity)Thedetectorheadandslider(sensor)ofthescaleunitareconnectedbythejointshowninthefollowingfigure.Becauseofthisstructure,ifvaluesarelessthanorequaltothescalemountingstandardvalues,detectorheadmountingerrorsandparallelismdifferencesbetweenthescaleunitandthemachineguidewayareabsorbed,andnormaloperationisassured.Also,thesimpleandhighlyrigidstructureprovidessuperiordurability.Slider(sensor)CouplingrodCouplingspringDetectorhead2.AdvantageofspecialwaterproofconnectorsAdoptingwaterproofandoilproofconnectorsmakesitpossibletoseparatethesignalcable.Inturn,thismakesinstallationandmaintenanceeasy.3.SignalcableconduitSignalcablesthatareenclosedinastainless-steel,spiralcover(conduit),forprotection,arealsoavailable.Theconduitwillnotrustorcorrode,sothesesignalcablescanbeusedoveranextendedperiod.4.Adoptionofrubberlipthrustmethod(Mitutoyo'sproprietarytechnology)5.AdoptionofspeciallyformedurethanerubberlipwithreinforcingwireThethrustpart(seethefollowingfigure)pushesasidetherubberseallikeaship'skeelpushesasidewater.Resistancetooilanddusthasbeenimproved.Note:CanbespeciallyorderedfortheAT113andAT211.WithoutwireWithwireWire432longation(%)1E1251020Rubberlipshape30(Days)ElongationofdustproofrubberagainstcoolantexposureApplygrease.Scaleunit15mmmax.DetectorheadDustproofrubberSoakcloth,paper,orothersimilarmaterialinsiliconegrease,andthenapplytotheentirelengthofthecontactingarea.6.MaintenanceofthedustproofrubberTomaintainthedustproofpropertyoftherubbersealandextenditslife,applyasmallamountofgood-qualitysiliconegrease(suchasG-30LmadebyShin-EtsuChemicalCo,Ltd.)tothecontactingareaoftherubberanddetectorheadonceayear.(Themaintenanceintervalwillvaryslightlyaccordingtotheoperatingconditionsofthescale.)7-51
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