• 內(nèi)置實(shí)時(shí)甲烷含量測(cè)量功能

• 針對(duì)低壓力氣體的測(cè)量設(shè)備 - 傳感器經(jīng)過(guò)專門設(shè)計(jì)

• 無(wú)壓損 - 全管徑設(shè)計(jì)

• 過(guò)程透明度高 - 帶診斷功能

• 設(shè)備配線方便 - 有獨(dú)立接線盒

• 有利于安全操作 - 無(wú)需開(kāi)蓋操作，因?yàn)轱@示器帶觸控功能和背光

• 綜合檢驗(yàn) - 心跳技術(shù)

應(yīng)用領(lǐng)域：

• 測(cè)量原理不受氣體組成的影響

• 直插式流量計(jì)設(shè)計(jì)用于濕沼氣，沼氣和垃圾填埋氣波動(dòng)的工藝條件下。

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)

• *的雙腔室外殼

• 工廠安全性: 認(rèn)證

• 特征和規(guī)格：

• 氣體
  

  測(cè)量原理	超聲波
  主要特點(diǎn)	The device for accurate, reliable biogas measurement with loop‐powered technology. Integrated real‐time methane fraction measurement. For measurement of wet biogas, digester gas and landfill gas under fluctuating process conditions.
  特點(diǎn)	Optimized for low pressure gas – specialised sensor design. No additional pressure loss – full bore design. Process transparency – diagnostic capability. M*riable device: flow, temperature and methane. Medium temperature: 0 to 80 °C (32 to 176 °F).
  Transmitter features	Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Loop‐powered technology. Robust two‐chamber housing.
  直徑	Single‐path version: DN 50 (2"), DN 80 (3") Two‐path version: DN 100 to 200 (4 to 8")
  Wetted materials	Sensor: 1.4404/1.4435 (316L) Transducer: HNBR Temperature sensor (option): AFM 34
  Measured variables	Volume flow, corrected volume flow, corrected methane volume flow, energy flow, methane fraction, calorific value, temperature
  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)
  量程	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)
  壓力范圍	11 bar a (159 psi a)
  過(guò)程溫度	0 to +80 °C (+32 to +176 °F)
  環(huán)境溫度	Flange material carbon steel: –10 to +60 °C (+14 to +140 °F) Flange material stainless steel: –40 to +60 °C (–40 to +140 °F)
  Transmitter housing material	AlSi10Mg, coated; 1.4404 (316L)
  電子插件的防護(hù)	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)
  通信	HART
  Power supply	DC 12 to 35 V (4‐20 mA HART with/without pulse/frequency/switch output) DC 12 to 30 V (4‐20 mA HART, 4‐20 mA) DC 12 to 35 V (4‐20 mA HART, pulse/frequency/switch output, 4‐20 mA input) DC 9 to 32 V (PROFIBUS PA, pulse/frequency/switch Output)
  防爆認(rèn)證	ATEX, IECEx, cCSAus, NEPSI, INMETRO
  Other approvals and certificates