【英文标准名称】:StandardPracticeforStaticCalibrationofElectronicTransducer-BasedPressureMeasurementSystemsforGeotechnicalPurposes
【原文标准名称】:土工用电子传感器型压力测量系统静态校准标准规程
【标准号】:ASTMD5720-1995(2002)
【标准状态】:现行
【国别】:
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.95
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:仪器测量;土工合成织物;规程;压力测量系统基础上;电子换能器;土工试验;岩石分析仪器;静态校准;压力;电子设备;流体压力计;压力试验;现场试验;测量仪器;压力传感器;图面;校准;土壤
【英文主题词】:calibration;electronicequipment;instrumentation;manometer;pressuregage;pressure-measuringinstrument;pressurestandard;pressuretransducer;sensor
【摘要】:Electronictransducer-basedpressuremeasurementsystemsmustbesubjectedtostaticcalibrationunderroomconditionstoensurereliableconversionfromsystemoutputtopressureduringuseinlaboratoryorinfieldapplications.Transducer-basedpressuremeasurementsystemsshouldbecalibratedbeforeinitialuseandatleastquarterlythereafterandafteranychangeintheelectronicormechanicalconfigurationofasystem.Transducer-basedpressuremeasurementsystemsshouldalsoberecalibratedifacomponentisdropped;overloaded;ifambienttestconditionschangesignificantly;orforanyothersignificantchangesinasystem.Staticcalibrationisnotappropriatefortransducerbasedsystemsusedunderoperatingenvironmentalconditionsinvolvingvibration,shock,oracceleration.1.1Thispracticecoverstheprocedureforstaticcalibrationofelectronictransducer-basedsystemsusedtomeasurefluidpressuresinlaboratoryorinfieldapplicationsassociatedwithgeotechnicaltesting.1.2Thispracticeisusedtodeterminetheaccuracyofelectronictransducer-basedpressuremeasurementsystemsoverthefullpressurerangeofthesystemoroveraspecifiedoperatingpressurerangewithinthefullpressurerange.1.3Thispracticemayalsobeusedtodeterminearelationshipbetweenpressuretransducersystemoutputandappliedpressureforuseinconvertingfromonevaluetotheother(calibrationcurve).Thisrelationshipforelectronicpressuretransducersystemsisusuallylinearandmaybereducedtotheformofacalibrationfactororalinearcalibrationequation.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsinparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection7.
【中国标准分类号】:L15
【国际标准分类号】:17_100
【页数】:9P.;A4
【正文语种】: