• 測(cè)量原理不受氣體組成的影響

• 直插式流量計(jì)，可在過(guò)程條件波動(dòng)的情況下對(duì)濕沼氣和消化池氣體進(jìn)行測(cè)量。

設(shè)備特點(diǎn):

• 多變量設(shè)備: 流量, 溫度和甲烷

• 介質(zhì)溫度: 0 ~ 80 °C (32 ~ 176 °F)

• 過(guò)程壓力: 0.7 ~ 11 bar a (10.2 ~ 159 psi a)

• 回路供電技術(shù)

• 牢固的雙腔室外殼

• 工廠安全性: 全球認(rèn)證

  公稱口徑范圍

  Single‐path version: DN 50 (2"), DN 80 (3") Two‐path version: DN 100 to 200 (4 to 8")

  接液部件材質(zhì)

  Sensor: 1.4404/1.4435 (316L) Transducer: HNBR  Temperature sensor (option): AFM 34

  測(cè)量變量

  Volume flow, corrected volume flow, corrected methane volume flow, energy flow, methane fraction, calorific value, temperature

  *大測(cè)量誤差

  Volume flow (standard): ‐ ±1.5 % o.r. for 3 to 30 m/s (9.84 to 98.4 ft/s) ‐ ±3 % o.r. for 1 to 3 m/s (3.28 to 9.84 ft/s) Volume flow (option): ‐ ±0.1 % o.f.s. for 0.3 to 1 m/s (0.98 to 3.28 ft/s) ‐ ±1.5 % o.r. for 1 to 30 m/s (3.28 to 98.4 ft/s)

  測(cè)量范圍

  Standard: 1 to 30 m/s (3.28 to 98.4 ft/s) Option: 0.3 to 30 m/s (0.98 to 98.4 ft/s)

  *大過(guò)程壓力

  11 bar a (159 psi a)

  介質(zhì)溫度范圍

  0 to +80 °C (+32 to +176 °F)

  環(huán)境溫度范圍

  Flange material carbon steel: –10 to +60 °C (+14 to +140 °F) Flange material stainless steel: –40 to +60 °C (–40 to +140 °F)

  變送器外殼材質(zhì)

  AlSi10Mg, coated; 1.4404 (316L)

  防護(hù)等級(jí)

  IP66/67, type 4X enclosure

  顯示/操作

  4‐line backlit display with touch control (operation from outside) Configuration via local display and operating tools possible

  輸出	4‐20 mA HART (passive) 4‐20 mA (passive)  Pulse/frequency/switch output (passive)

  輸入	Current input 4‐20 mA (passive)