LiquidSealedVaneWheelWaterMeter
Itisaliquidsealedwatermeterforresidentialapplicationinsizes15mm-50mmforcoldmeter.FEATURES
Mechanicaltransmissionmovementequatestomaximumreliability.
Thechamberoftherollersisliquidfilledsealedforprotectingtheinnerpartsfromthemoistureanddustpenetration.
Sealedwetdialregister.
Internalstrainer,inletstrainer.
Externalregulatingdevice,particularlysuitedinlowerqualitywater.StandardsCompliance
ISO 4064
Directive2004/22/EConmeasuringinstruments;theEuropeanStandardEN14154+A1+A2:WaterMeter;theInternationalOrganizationofLegalMetrologyOIMLR-49:2006(E)OptionalFeatures
Severallengthsandconnectionsavailableonrequest
NonreturnValveWorkingConditions
Watertemperature:≤50ºC
Waterpressure:≤1MPaor1.6MPaoptional
10baror16baroptional)Installationrequirements
Themetershouldbeinstalledinhorizontalpositionwiththeregisterfaceupwards.
Pipelinemustbeflushedbeforeinstallation.
Themetershouldbeconstantlyfullofwaterduringoperation.
Themetermustbeinstalledwiththedirectionoftheflowasindicatedbythearrowcastinthemeterbody.MAXIMUMPERMISSIBLEERROR
InthelowerzonefromQmininclusiveuptobutexcludingQtis±5%
IntheupperzonefromQtinclusiveuptoandincludingQsis:coldwatermeter±2%.