Designation:F2545−07StandardGuideforUnmannedUnderseaVehicle(UUV)PhysicalPayloadInterface1ThisstandardisissuedunderthefixeddesignationF2545;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONASTMhaspreparedthisseriesofstandardstoguidethedevelopmentofautonomousunmannedunderwatervehicles(UUVs).ThestandardsaddressthekeycapabilitiesthataUUVsystemmustpossessinordertobeconsideredautonomousandreconfigurable:Autonomous—Capableofoperatingwithoutoperatorinputforextendedperiodsoftime.ImplicitinthisdescriptionistherequirementthattheUUV’ssortieaccomplishesitsassignedgoalandmakestheappropriaterendezvousforasuccessfulrecovery.Reconfigurable—Capableofoperatingwithmultiplepayloads.ThetoplevelrequirementisestablishedthattheUUVsystemswillconsistof:Payloadstocompletespecificsystemtaskingsuchasenvironmentaldatacollection,areasurveillance,minehunting,minecountermeasures,intelligence/surveillance/reconnaissance(ISR),orotherscientific,military,orcommercialobjectives.Vehiclesthatwilltransportthepayloadstodesignatedlocationsandberesponsibleforthelaunchandrecoveryofthevehicle/payloadcombination.Whilethepayloadwillbespecifictotheobjective,thevehicleislikelytobelessso.Nevertheless,commonalityacrossallclassesofUUVwithrespecttosuchfeaturesasplanning,communications,andpostsortieanalysis(PSA)isdesirable.Common-alitywithregardtosuchfeaturesaslaunchandrecoveryandacommoncontrolinterfacewiththepayloadshouldbepreservedwithintheUUVclass.Inaccordancewiththisphilosophy,ASTMidentifiesfourstandardstoaddressUUVdevelopmentandtopromotecompatibilityandinteroper-abilityamongUUVs:F2541GuideforUUVAutonomyandControl,F2545GuideforUUVPhysicalPayloadInterface,F2594GuideforUUVCommunications,andF2595GuideforUUVSensorDataFormats.TherelationshipsamongthesestandardsareillustratedinFig.1.Thefirsttwostanda...