Panduan Pemilihan Flowmeter

Cara memilih antara flowmeter elektromagnetik, vorteks, massa termal, dan diferensial-tekanan — serta model mana yang cocok untuk medium, rentang, dan akurasi Anda.

Langkah 1 · Kenali fluida Anda

Cocokkan teknologi dengan medium

Pertanyaan pertama selalu: apa yang Anda ukur, dan apa yang Anda butuhkan dari pengukuran?

TeknologiTerbaik untukBatas utamaModel
Electromagnetic Conductive liquids (≥1–5 uS/cm), water & wastewater, slurries, clean water Cannot measure gases, steam, or non-conductive liquids SE11E · SE10A · SE11H · SE13E · SEB600S
Vortex Steam, gas, and liquid — one meter for all three; low maintenance Accuracy affected by vibration; needs reasonable flow velocity SV21 · SV23 · SVH
Thermal mass Direct gas mass flow — no separate temperature/pressure compensation Gas applications only; not for liquids ST51 · ST54
Differential pressure Budget large-pipe measurement, high-temp/high-pressure, dirty or viscous media Lower accuracy, higher permanent pressure loss (except SD41/SD42) SD40 · SD41 · SD42 · SD43 · SD45
Variable area (rotameter) Simple, cost-effective local indication of liquid/gas/steam flow Manual reading; needs transparent line or indicator SR41
Langkah 2 · Periksa pipa & rentang

Cocokkan ukuran dan akurasi dengan jalur

Setelah mengetahui teknologinya, keputusan berikutnya adalah ukuran pipa, kelas akurasi, dan kondisi proses.

ModelTeknologiRentang pipaAkurasiSuhu fluida
SE11EElectromagneticDN3–2000±0.2 / ±0.3 / ±0.5%-25~200°C
SE10AElectromagnetic (24V DC)DN10–300±0.5%-25~180°C
SE11HElectromagnetic (slurry)DN3–2000±0.2 / ±0.3 / ±0.5%-25~200°C
SE13EElectromagnetic (sanitary)clamp connection±0.5%food/pharma grade
SEB600SElectromagnetic (battery)DN15–300±0.5%no power line needed
SV21VortexDN15–300liq ±0.75% · gas ±1.0%-40~350°C
SV23Vortex (sanitary)clamp connectionliq ±1.0% · gas ±1.5%food/pharma/steam
SVHVortex (digital)DN15–300liq ±0.75% · gas ±1.0%-40~260°C
ST51Thermal massflange/thread/insert±1.0% (gas mass)up to 100:1 turndown
SD41Balanced (DP)DN25–1000liq ±0.5% · gas ±1.0%0.5D–2D straight run
SR41Variable areaDN15–1501.5 / 2.5 class-40~250°C
Quick rule of thumb: conductive liquid → electromagnetic (SE11E for accuracy, SEB600S for no-power field sites). Steam/gas, one meter for all three phases → vortex (SV21). Direct gas mass flow → thermal (ST51/ST54). Budget, dirty, or large-line → differential pressure (SD41 balanced is the accuracy pick).

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Kirimkan medium, suhu, tekanan, ukuran pipa, dan akurasi yang dibutuhkan — kami akan merekomendasikan model dan memberikan penawaran dalam 24 jam.

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