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1、ApprovalStandardforVacuumandPressureGaugesforFireProtectionSystemsClassNumber2311April2008©2008FMApprovalsLLC.Allrightsreserved.ForewordTheFMApprovalscertificationmarkisintendedtoverifythattheproductsandservicesdescribedwillmeetFMApprovals’statedconditionsofperformance,safetyandqu
2、alityusefultotheendsofpropertyconservation.ThepurposeofApprovalStandardsistopresentthecriteriaforFMApprovalofvarioustypesofproductsandservices,asguidanceforFMApprovalspersonnel,manufacturers,usersandauthoritieshavingjurisdiction.ProductssubmittedforcertificationbyFMApprovalsshalld
3、emonstratethattheymeettheintentoftheApprovalStandard,andthatqualitycontrolinmanufacturingshallensureaconsistentlyuniformandreliableproduct.ApprovalStandardsstrivetobeperformance-oriented.Theyareintendedtofacilitatetechnologicaldevelopment.Forexaminingequipment,materialsandservices
4、,ApprovalStandards:a)mustbeusefultotheendsofpropertyconservationbypreventing,limitingornotcausingdamageundertheconditionsstatedbytheApprovallisting;andb)mustbereadilyidentifiable.ContinuanceofApprovalandlistingdependsoncompliancewiththeApprovalAgreement,satisfactoryperformanceinth
5、efield,onsuccessfulre-examinationsofequipment,materials,andservicesasappropriate,andonperiodicfollow-upauditsofthemanufacturingfacility.FMApprovalsLLCreservestherightinitssolejudgmenttochangeorreviseitsstandards,criteria,methods,orprocedures.TableofContents1.INTRODUCTION..........
6、.....................................................................................................................................................11.1Purpose.........................................................................................................................
7、..............................................11.2Scope..........................................................................................................................................................................11.3BasisforRequirements................................
8、.................................
