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Wide range long term Ultrasonic Flow meter

QFM407 flow meter can be virtually applied to a wide range ofin long-term online measurement convert or protection class iP67 , transducer protection class lP68 . A Variety of liquid applications can be accommodated ultra-pure liquids , portable water, chemicals, raw sewage, reclaimed water, cooling water, river water, plant effluent. etc

    Features:

      1.Measurement accuracy 1%

      2.Convert or protection class iPP67 ,transducer protection class IP68

      3.Wide measurement range , pipe size from DN15mm to DN6000mm

      4.Three types installation method: wall mounted DIN-rail mounted explosion-proof box mounted.

      5.Connect the temperature transducer can finish the heat/energy measurement.

    Specification:

    Items

    Performance & Parameter

     

     

    Convertor

    Principle

    Transit-time ultrasonic flowmeter

    Accuracy

    1%

     

     

    dISPLAY

    2 ×20 character LCD With backlight

    support the language of chinese,English,Italy

    Output

    1 way 4~20mA output

    electric resistance 0~1K

    accuracy 0.1%

    1 way OCT pulse output

    1way Relay output

    Signallntput

    3 way 4~20mA input,

    accuracy 0.1%,

    acquisition signal such as temperature,press and liquid

    Connect the temperature transducer Pt100,can finish the heat/energy measurement

    Datalnterface

    Insulate RS485 serial interface,upgrade the flow meter software by computer.

    Special Cable

    Twisted-pair cable,generally,the length under 50 meters ;Select the RS485,transmission distance can over

    Pipe Installation Condition

    Pipe Material

    Steel,Stainless steel,Cast iron,Copper,Cement pipe,PVC,Aluminum,Glass steel product

    Pipe Diameter

    25~6000mm

    Straight Pipe

    Transducer installation should be satisfied:upstream10D,down stream 5D,30D from the pipe

     

     

    Measuring Medium

     

    Type of liquid

    Single liquid can transmit sound wave

    such as Water  (hot water,chilled water,city water,sea water,waste water,etc)

    Sewage with small particle content;Oil  (crude oil, lubricating oil,diesel oil,fuel oil,etc) ;

    Chemicals  (alcohol,etc) ;Plant effluent BeverageUitra-pure liquids,etc

    Temperature

    -30~160℃

    Turbidity

    No more than 10000ppm and less bubble

    Flowrate

    0-±7m/s