E+H/恩德斯豪斯渦街流量計
優點:Prowirl系列傳感器,經過了100 000個應用的測試和檢驗,性能可靠,具有:
· 不受以下因素影響:
- 振動(在所有方向上超過1 g)
- 溫度沖擊 (> 150 K/s)
- 污染流體介質
- 水錘沖擊
· 免維護、無可動部件、無零點漂移("生命周期"標定)
· 軟件初始化設置,節省時間和運行成本
E+H/恩德斯豪斯渦街流量計
應用范圍:流體溫度范圍 -200 ... +400 °C (-328 ... +752 °F), 壓力等級可達PN 40/Class 300防爆認證:ATEX, FM, CSA, TIIS, NEPSI, IEC
與過程控制系統的連接接口:HART, PROFIBUS PA, FF基金會現場總線
安全性:壓力設備指令 ,SIL 2
測量原理
超聲波流量測量
產品標題
Higly accurate, loop-powered flowmeter with innovative parallel path design for minimum inlet runs.
Inline device for homogeneous conductive and non-conductive liquids in the chemical and petrochemical industry.傳感器特點
Safe design for process industries – international hazardous area approvals. No additional pressure loss – full-bore design. Process transparency – diagnostic capability.
Full compliance according to NACE MR0175 and MR010. Nominal diameter: DN 25 to 300 (1 to 12"). Medium temperature: –40 to 200 °C (–40 to 392 °F).變送器特點
Easy installation and reduced installation costs – loop-powered transmitter. Fully industry compliant – IEC/ATEX/FM/CSA/JPN/NEPSI. Automatic recovery of data for servicing.
Device as compact or remote version. 2-line backlit display with push buttons. HART.公稱口徑范圍
雙通道型:DN 80...300 (3...12")
三通道型:DN25...50 (1...2")
四通道型:DN 80...300 (3...12")接液部件材質
傳感器:
A351-CF3M(DN25...100)
1.4404/TP316/TP316L或A106 GrB(DN150...300)
超聲波傳感器:1.4404/316/316L
法蘭:1.4404/316/316L or A105/1.0432測量變量
測量誤差
體積流量(標準):
- ±0.5 % o.r.,適用0.5...10 m/s (1.6...33 ft/s)
體積流量(可選):
- ±0.3 % o.r.,適用0.5...10 m/s (1.6...33 ft/s)測量范圍
0.5...10 m/s (1.6...33 ft/s)
過程壓力
PN 40 / ASME Cl. 300 / JIS 20K
介質溫度范圍
-40...+150 °C (-40...+302 °F)
可選:-40...+200 °C (-40...+392 °F)環境溫度范圍
-40...+60 °C (-40...+140 °F),一體式儀表
-40...+80 °C (-40...+176 °F),分體式傳感器
-40...+60 °C (-40...+140 °F),分體式變送器變送器外殼材質
帶鋁合金AlSi10Mg涂層
防護等級
IP67,type 4X
IP68 type 6P(分體式)