Ukuchaneka kokufunda kwe-flowmeter lixabiso eliphezulu elivumelekileyo lempazamo enxulumeneyo yemitha, ngelixa ukuchaneka koluhlu olupheleleyo lixabiso eliphezulu elivumelekileyo lempazamo yesalathiso yemitha.
Umzekelo, uluhlu olupheleleyo lwe-flowmeter yi-100m3/h, xa ukuhamba kokwenyani kuyi-10 m3/h, ukuba i-flowmeter ichanekileyo ngokufunda nge-1%, ixabiso lokulinganisa lesixhobo kufuneka libe kuluhlu lwe-9.9-10.1m3/h [10± (10×0.01)]; Ukuba i-flowmeter ilungile ngo-1% kwisikali esipheleleyo, ixabiso lokubonisa imitha kufuneka libe kuluhlu lwe-9-11 m3/h [10± (100×0.01)].
Xa izinga lokuhamba kombane langempela liyi-100 m3/h, ukuba imitha yokuhamba kombane ichanekile ngokufunda nge-1%, ixabiso lokulinganisa lesixhobo kufuneka libe phakathi kwe-99-101 m3/h [100± (100×0.01)]; Ukuba imitha yokuhamba kombane ichanekile ngo-1%, ixabiso lokubonisa imitha kufuneka libe phakathi kwe-99-101 m3/h [10± (100×0.01)].
Ixesha lokuthumela: Matshi-31-2023