Designation:E1856−13StandardGuideforEvaluatingComputerizedDataAcquisitionSystemsUsedtoAcquireDatafromUniversalTestingMachines1ThisstandardisissuedunderthefixeddesignationE1856;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisguideisintendedtoassisttheuserintheevaluationanddocumentationofcomputerizeddataacquisitionsystemsusedtoacquiredatafromquasi-statictests,performedonuniversaltestingmachines.Thereportproducedwillaidinthecorrectuseandcalibrationofthecomputerizeduniversaltestingmachine.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E4PracticesforForceVerificationofTestingMachinesE6TerminologyRelatingtoMethodsofMechanicalTestingE8/E8MTestMethodsforTensionTestingofMetallicMa-terialsE74PracticeofCalibrationofForce-MeasuringInstrumentsforVerifyingtheForceIndicationofTestingMachinesE83PracticeforVerificationandClassificationofExten-someterSystemsE691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethodE1012PracticeforVerificationofTestingFrameandSpeci-menAlignmentUnderTensileandCompressiveAxialForceApplication3.Terminology3.1ThedefinitionsofmechanicaltestingtermsthatappearinTerminologyE6applytothisguide.3.2Definitions:3.2.1resolution,n—foraparticularmeasurementdevice,thesmallestchangeinthequantitybeingmeasuredthatcausesaperceptiblechangeinthecorrespondingindication.3.2.1.1Discussion—Resolutionmaydependonthevalue(magnitude)ofthequantitybeingmeasured.3.2.1.2Discussion—Forpaperchartsoranalog...
