samson最新氮封减压阀2405.pdf

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1、Self-operatedPressureRegulatorsPressureReducingValveType2405Type2405PressureReducingValveMountingandOperatingInstructionsEB2520ENEditionJune2010ContentsContents1Designandprincipleofoperation......................41.1Processmediumandfieldofapplication...................42Instal

2、lation.................................42.1Mountingpositions.............................42.2Strainer...................................62.3Shut-offvalve................................62.4Pressuregauge...............................62.5Controlline.............................

3、....63Operation.................................63.1Start-up...................................63.2Setpointadjustment.............................83.3Decommissioning..............................84Maintenanceandtroubleshooting......................94.1Pressurefluctuations.....

4、........................95Nameplate................................106Customerservice.............................107Technicaldata...............................118Dimensionsandweights..........................12DefinitionsofthesignalwordsusedintheseinstructionsWARNING!Note:Su

5、pplementaryexplanations,informa-WARNINGindicatesahazardoussituationtionandtipswhich,ifnotavoided,couldresultindeathorseriousinjury.NOTICENOTICEindicatesapropertydamagemessage.2EB2520ENSafetyinstructionsGeneralsafetyinstructionsTheregulatorsmustbeinstalled,startedupandserviced

6、byfullytrainedandqualifiedpersonnelonly,observingtheacceptedindustrycodesandpractices.Makesureemployeesorthirdpersonsarenotexposedtoanydanger.Allsafetyinstructionsandwarningsintheseinstructions,particularlythoseconcerninginstallation,start-upandmaintenance,mustbeobserved.Acco

7、rdingtotheseMountingandOperatingInstructions,trainedpersonnelreferstoindividualswhoareabletojudgetheworktheyareassignedtoandrecognizepossiblehazardsduetotheirspecializedtraining,theirknowledgeandexperienceaswellastheirknowledgeoftheapplicablestandards.Theregulatorcomplieswith

8、therequirementsoftheEuropeanPressureEquipmentDirective97/23/E