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product picture of the ultrasonic flow measurement instrument FLOWSIC300

FLOWSIC300
ultrasonic flow measurement instrument

Non-custody transfer measurement and process monitoring

IFL300
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Measuring / Application task

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  • Measuring principle

    Ultrasonic transit time difference measurement

  • Measured variables

    Volumetric flow a. c., volume a. c., gas velocity, sound velocity

  • Measuring range

    Gas velocity 0.3 ... 60 m/s
    Depending on the nominal size of the pipe

  • Max. Measurment error

    Max. 1:130

  • Medium temperature range

    –40 °C ... +180 °C

  • Operating pressure range

    10 bar (g) ... 100 bar (g)

  • Nominal pipe size

    4 ″ ... 56 ″

  • Hazardous area approvals

    ATEX: II 1/2G Ex de iB [ia] IIC Ta
    The ultrasonic transducers are intrinsically safe: "ia"

  • Outputs

    3 outputs:
    Passive, electrically isolated, Open Collector or according to NAMUR (EN 50227), fmax = 6 kHz (scalable)

  • Digital Outputs

    5 relay outputs (change-over contacts), potential-free:
    - 48 V AC, 1 A
    Safety extra-low voltage; for status signals "operation/malfunction", "limit value", "warning", "maintenance" and "check cycle"

  • Digital communication

    ASCII RS-485
    RTU RS-485