>> P.86
Mountingthegagehead•Insertthestemofthegageintothemountingclampofameasuringunitorastandandtightentheclampscrew.•Noticethatexcessivelytighteningthestemcancauseproblemswithspindleoperation.•Neveruseamountingmethodinwhichthestemisclampedbydirectcontactwithascrew.•Nevermountalineargagebyanypartotherthanthestem.•Mountthegageheadsothatitisinlinewiththeintendeddirectionofmeasurement.Mountingtheheadatanangletothisdirectionwillcauseanerrorinmeasurement.•Exercisecaresoasnottoexertaforceonthegagethroughthecable.3015201015(9)7.5(4.5)AUnit:mmø10+0.020+0.00515qSlitsetat90degreestosetscrewwUnit:mmExample230615(9)7.5(4.5)15167.5(4.5)A6Example1Examplesoftheplain-stemmount•Therecommendedclampingtorqueis0.4to0.5Nm.Over-tighteningthestemclampwillpreventsmoothmovementofthespindle.Ensurethespindlecanmovefreelyafterclamping.QuickGuidetoPrecisionMeasuringInstrumentsPrecautionsinmountingaLineargageAppliestoalllineargagesA-A′section15(9)A′M4×0.7+0.005ø8+0.020-0.0150ø10wM4×0.7A′ø8H+0.020+0.005A-A′sectionø4.5,ø7.5depth4.4qAboutdust/waterprotection•AlltheprotectivestructuresofthefineliniergagesareequivalenttoIP54(DIN40050-1/IEC529standard).•Thepreamplifiersandcountersarenotdesignedtobedust-orwater-proof.Installtheminplaceswheretheywillnotcomeintodirectcontactwithdust,wateroroil.•Whenanextensioncableisused,sealthepreamplifierconnectionandconnectorscompletely,makingsurenoportionisleftexposed.•Ifthecablecoverisdamaged,waterorotherliquidsmayenterthegageduetocapillaryeffect,causinggagefailure.Ifthecablecoverbecomesdamageditshouldberepairedorreplacedimmediately.•Handlethegagewithduecautiontomakesurethattherubberbootwillnotbedamagedbyscuffing,etc.Iftherubberbootisdamaged,thegagecannolongerbeprotectedfromdustorwateringress.Whendamageisfound,repairorreplacethebootsimmediately.•Therubbermaterialusedforthebootsandsealsdoesnotprovidecompleteprotectionagainstcoolantsandchemicals,whicharebecomingincreasinglycomplexincomposition.Ifrubberpartsarefoundtohavedeterioratedsignificantly,contactyournearestMitutoyooffice.•Thegagemustnotbedisassembled,sinceitwillbreakthesealsofvariouscomponents.Neverattempttodisassemblethegage.Doingsowillpreventthegagefromfunctioningtoitsoriginalspecifications.1-69