采用回路供電技術(shù)設(shè)備，可對(duì)沼氣進(jìn)行精確和可靠的測(cè)量。
Prosonic Flow B 200 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)行精確、可靠的測(cè)量。此外，Prosonic Flow B 200 還能夠提供實(shí)時(shí)甲烷含量分析，這一獨(dú)有的特性不但能夠讓用戶(hù)對(duì)氣體的流量進(jìn)行連續(xù)不斷的測(cè)量，而且還能夠?qū)怏w的質(zhì)量進(jìn)行持續(xù)的監(jiān)測(cè)。此外，心跳技術(shù)能夠保證有效的過(guò)程控制和能量平衡，并始終確保合規(guī)性與過(guò)程安全性。
內(nèi)置實(shí)時(shí)甲烷含量測(cè)量功能
針對(duì)低壓力氣體的最佳測(cè)量設(shè)備 - 傳感器經(jīng)過(guò)專(zhuān)門(mén)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)
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
| 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 frb measurement. Inline flowmeter designed for wet biogas and digester gas under fluctuating process conditions. |
|
| 特點(diǎn) |
Optimized for low pressure gas – specialized sensor design. No additional pressure loss – full bore design. Process transparency – diagnostic capability. Multivariable 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 dual-compartment 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 frb, 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 b 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 b) DC 9 to 32 V (PROFIBUS PA, pulse/frequency/switch Output) |
|
| 防爆認(rèn)證 |
ATEX, IECEx, cCSAus, NEPSI, INMETRO, TIIS |
|
| Metrological approvals and certificates |
Calibration perbed on accredited calibration facilities (acc. to ISO/IEC 17025) |
|
| Pressure approvals and certificates |
PED |
|
| Material certificates | 3.1 material (wetted parts) | |
