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DWYER流量傳感器MFS

無(wú)運(yùn)動(dòng)部件,頻率和4至20毫安輸出,免維護(hù)
MFS磁感應(yīng)流量傳感器是一種緊湊、低成本的槳輪傳感器的替代品。與帶有運(yùn)動(dòng)部件的傳感器不同,MFS可用于處理污染介質(zhì)的應(yīng)用。該系列提供可靠的測(cè)量技術(shù)、無(wú)障礙管道橫截面以及快速響應(yīng)時(shí)間,使該系列成為無(wú)干擾操作的理想選擇。液體的溫度、密度、粘度、濃度或電導(dǎo)率的任何變化都不會(huì)影響磁感應(yīng)式流量傳感器的輸出信號(hào)。除了使用壽命長(zhǎng)外,這一系列產(chǎn)品非常適合于精確可逆測(cè)量封閉管道中導(dǎo)電液體的體積流量。
工作原理
測(cè)量管處于磁場(chǎng)中。如果具有一定流量的導(dǎo)電介質(zhì)通過(guò)管道,它將以與磁場(chǎng)成直角的方向通過(guò),從而產(chǎn)生一個(gè)與平均流速成比例的電壓,并由MFS內(nèi)的兩個(gè)電極拾取?色@得與流量成比例的頻率輸出信號(hào)(可提供模擬輸出選項(xiàng))。
產(chǎn)品應(yīng)用
導(dǎo)電液體流量監(jiān)測(cè)導(dǎo)電液體噴灑器和廢水處理的流量工業(yè)系統(tǒng)應(yīng)用
特點(diǎn)
壽命周期長(zhǎng),無(wú)運(yùn)動(dòng)部件磨損或斷裂處理流體中無(wú)機(jī)械部件的受污染介質(zhì)的應(yīng)用
無(wú)障礙管道橫截面產(chǎn)生低壓降
不受溫度、密度、粘度或濃度變化的影響
 
Service:Water and other conductive liquids.

Wetted Materials:

Electrodes: 316 TI SS; Process Connections: 316 TI SS; Measuring Pipe: PEEK-GF30; Gasket: EPDM.

Accuracy:±2% of reading.

Repeatability:1%.

Temperature Limits:Process: 32 to 194°F (0 to 90°C); Ambient: 41 to 158°F (5 to 70°C).

Pressure Limits:232 psi (16 bar).

Response Time:< 500 ms.

Power Requirements:24 VDC ±10%.

Output:Frequency: Square-wave, NPN; Analog: 4 to 20 mA.

Loop Resistance:250 Ω.

Current Consumption:Max 80 mA.

Minimum Conductivity of Medium:50 µS/cm.

Flow Indication:LED green, flow proportional blinking.

Enclosure Rating:NEMA 4 (IP65).

Process Connection:See model chart on catalog page.

Electrical Connection:Plug connector M12x1.

Weight:MFS-1X: 1.5 lb (0.68 kg); MFS-2X: 1.7 lb (0.77 kg); MFS-3X: 1.9 lb (0.87 kg).

Agency Approval:CE.

Model Description
MFS-11 Magnetic flow sensor, range 0.25 to 5.3 GPM (1 to 20 LPM), 1/4 I.D., 1/2" NPT process connection, frequency output signal.
MFS-12 Magnetic flow sensor, range 0.25 to 5.3 GPM (1 to 20 LPM), 1/4 I.D., 1/2" NPT process connection, frequency & analog output signal.
MFS-21 Magnetic flow sensor, range 0.5 to 10.5 GPM (2 to 40 LPM), 3/8 I.D., 1/2" NPT process connection, frequency output signal.
MFS-31 Magnetic flow sensor, range 2.5 to 52.8 GPM (10 to 200 LPM), 3/4 I.D., 1" NPT process connection, frequency output signal.

 

 

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