>> P.432
InsideMicrometersInsideMicrometersSERIES345—CaliperType•Usefulformeasuringworkpieceswithgroovesthatcannotbemeasuredbyatwo-pointorthree-pointinsidemicrometer.•Carbide-tippedmeasuringfaces.•Equippedwithaconstantmeasuring-forcedevice.Measurementexample•Anoptionalinside-lengthstandard,suchasGaugeBlockAccessorySet,CERAInsideMicroChecker(morethan25mm)orasettingring(nominalsizebelow300mm),isrequiredforaccuratelysettingthemicrometerbeforemeasurement.(refertopages01-19to01-22,08-28,and08-52fordetails)OptionalAccessoriesCodeNo.Typedescription264-020—USBInputToolSeriesUSBKeyboardSignalConversionTypeIT-020U05CZA66205CZA66306AFM380BBBBConnectioncable(1m)Connectioncable(2m)USBInputToolDirect(2m)02AZD730*IP67U-WAVE-T02AZD880*BuzzerU-WAVE-T02AZD790B02AZE140BBBConnectioncableforU-WAVE-T(160mm)ConnectioncableforU-WAVE-TForfootswitch264-622IP67U-WAVE-TM264-623BuzzerU-WAVE-TM264-626IP67U-WAVE-TMB264-627BuzzerU-WAVE-TMB02AZF310IP67ConnectingunitforU-WAVE-TM/TMB*AddsuffixtoCodeNo.;GforAsia,EuropeandtheAmericas,HforBrazilandJforKorea.345-250-30SPECIFICATIONSMetricCodeNo.345-250-30345-251-30Inch/MetricCodeNo.345-350-30345-351-30Range(mm)Resolution(mm)MaximumpermissibleerrorJMPE(µm)5-3025-500.001±5±6Range(in)0.2-1.21-2Resolution0.00005in/0.001mmMaximumpermissibleerrorJMPE(in)±0.00025±0.0003JawPinAnvilJawPinAnvilMass(g)320325Mass(g)320325•Powersource:SR44battery(1pc.),938882includedasstandard(foroperationalchecks)•Batterylife:Approx.2.4yearsundernormaluse•Positiondetectionmethod:Electromagneticinduction-typerotaryencoderNote1:Forthefunctions,refertoSERIES293withSPCdataoutputonpage02-7.ThismodelisNOTwater-proof.Also,theoriginsettingisthefreepresettype.Note2:Theminimumpitchcirclemeasurementisø5mmwithpintype(345-250-30,345-350-30).R2.2Unit:mm62.962.9ø18ø1862.962.9ø18ø1849.849.84.54.5(Cearance)(ClearanceR2.211R12.2R12.249.849.84.34.312.212.208-253330ø230ø2ø2ø22.42.4ø6.35ø6.350502.42.433ø6.35ø6.3(Clearance)(Cleara)R2.2114.54.5DIMENSIONS345-250-30R2.212.212.24.34.3R12.2R12.21232123218.518.51233123318.518.5345-251-30InsideMicrometers