Ikoreshwa mugupima imitungo itagabanuka yibitabo. Yapimye adakozwe mu rwego rwo kwinjiza bisanzwe, shyira icyitegererezo cyo guhuzagurika, upima mugihe umubare runaka w'imikopo uhinga, unyuze mu rwego rusanzwe, kwinjiriza Gupima ibiro bisanzwe bihinduka mbere na nyuma yikizamini cyicyitegererezo cya sinion imikorere yisuka.
Edana152.0-99; ISO90073-11.
1. Intebe y'ubushakashatsi irangwa n'imirongo 2 yirabura, intera iri hagati ya 250 ± 0.2mm;
Umurongo wo hasi, 3 ± 0.2mm uhereye kumpera yintebe yubushakashatsi, ni umwanya wo kwinjiza umurima urangiye;
Umurongo muremure numurongo wikigo wa drain tube hafi 25mm kuva hejuru yicyitegererezo cyikizamini.
2. Impengamiro y'urubuga rwibigeragezo ni dogere 25;
3. Foxture: cyangwa igikoresho gisa (cyakoreshejwe kugirango uhindure umwanya wikigo) gishobora gukosora ingero ingingo ya (140 s 0.2) mm symmetrical kumurongo.
4. Ahantu hamwe (kugirango habeho umuyoboro wo gusohora amazi);
5.
6. Umuyoboro w'ikirahure: Diameter y'imbere ni 5mm;
7. Impeta;
8 Igikoresho gitonyanga: CAN (4 ± 0.1) s muburyo bwamazi (25 ± 0.5) G.