Tembiricha yepamusoro uye kumanikidzwa kwe electromagnetic flow meter (EMF) zvinonyanya kuganhurirwa nezvinhu zve liner, electrode seals, coil insulation class, uye flange rating. Pazasi pane kupatsanurwa kwakarongwa kwemiganhu yakajairwa uye yakanyanyisa.
1. Kuyera Kupisa Kwakanyanya (neLiner Material)
Rabha (NR/EPDM/CR)
Inoenderera mberi: ‑10 °C kusvika +80 °C (14 °F kusvika 176 °F)
Nguva pfupi yekunaya kwemvura: +90 °C (194 °F)
Zvakanakira: Mvura, mvura yakasviba, tsvina, acid/bases dzisina simba (pH 4–10)
PTFE (Teflon®)
Inoenderera mberi: ‑40 °C kusvika +130 °C (‑40 °F kusvika 266 °F)
Nguva pfupi yekunaya kwemvura: +150 °C (302 °F)
Cherechedza: Pamusoro pe130 °C, kudzivirira vacuum kunoderera zvakanyanya
PFA (Perfluoroalkoxy)
Inoenderera mberi: ‑40 °C kusvika +180 °C (‑40 °F kusvika 356 °F)
Nguva pfupi yekunaya kwemvura: +200 °C (392 °F)
Shanduro yekupisa kwakanyanya: Yakayerwa kuti igare ichipisa 180 °C (ine H-class coil insulation)
Ceramic (Alumina)
Inoenderera mberi: ‑40 °C kusvika +200 °C (‑40 °F kusvika 392 °F)
Zvakanakira: Mvura inodziya zvakanyanya, inogumbura, kana kuti inoparadza zvakanyanya
Muganho wekudzivirira kweCoil:
Kirasi E: ≤120 °C (248 °F)
Kirasi H: ≤180 °C (356 °F) (inodiwa kumamodeli ePFA anodziya zvakanyanya)
2. Kuongororwa Kwakanyanya Kwekumanikidzwa
MaEMF eIndasitiri Akajairwa (Flange)
Yakajairwa: PN16 / PN25 (16–25 bar / 230–363 psi)
Kudzvanywa kwakanyanya: PN40 (40 bar / 580 psi) (inowanzo shandiswa pakuisa PFA/PTFE liners)
Kumanikidzwa kwakanyanya: PN100 / ASME Cl 600 (100 bar / 1,450 psi) (mhando dzakasiyana, semuenzaniso, KROHNE OPTIFLUX 4300)
Zvakanyanya: Kusvika 1,500 bar (21,750 psi) (masensa ane simba repamusoro akagadzirwa emafuta/gasi)
Miganhu Yekumanikidzwa Yakavakirwa paLiner
Rabha: Max PN25 (25 bar) (njodzi yekubvisa simba kana paine kumanikidzwa kwakanyanya)
PTFE: Max PN40 (40 bar); kwete ye vacuum (inodonha pasi pekumanikidzwa kwakashata)
PFA: PN40 yepamusoro (40 bar); kudzivirira kwakanaka kwevacuum (‑1 bar / 29.9 inHg)
Nguva yekutumira: Chivabvu-11-2026