EN17255-2:2020isaEuropeanstandardthatspecifiesrequirementsfordataacquisitionandhandlingsystems(DAHS)usedinstationarysourceemissionsmonitoring.ItispartofaseriesofstandardsunderEN17255,whichfocusesonensuringthequality,reliability,andconsistencyofemissionsdatafromindustrialinstallations.KeyaspectsofEN17255-2:2020include:1.SystemRequirements:ItdefinesthetechnicalandfunctionalrequirementsforDAHS,coveringhardware,software,anddatamanagementcomponents.2.DataAcquisition:Specifieshowemissionsdatashouldbecollected,includingparameterslikemeasurementfrequency,datavalidation,andhandlingofmissingorinvaliddata.3.DataProcessing:Outlinesproceduresforcalculatingemissionsvalues,applyingcorrectionfactors,andensuringdataintegritythroughvalidationandverificationsteps.4.SecurityandAccessControl:Addressesmeasurestoprotectdatafromunauthorizedaccess,manipulation,orloss,includingaudittrailsanduserpermissions.5.Reporting:Providesguidelinesforgeneratingemissionsreportsincompliancewithregulatoryrequirements,ensuringtransparencyandtraceability.6.CalibrationandMaintenance:Includesrequirementsforsystemcalibration,maintenanceschedules,anddocumentationtoensureongoingaccuracyandperformance.Thisstandardisessentialforoperatorsofregulatedinstallations,suchaspowerplantsorindustrialfacilities,todemonstratecompliancewithemissionslimitsandreportingobligationsundertheEuropeanIndustrialEmissionsDirective(IED)andotherregulations.Ithelpsensurethatemissionsdataisaccurate,reliable,andcomparableacrossdifferentsitesandmonitoringsystems.
