Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation
Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation

Variable Area Flow Meters


Company Logo

Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.


Company Logo

Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • DK 46 48 800


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • DK32/34


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • DK37 M8


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • H250 M40


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • H250 M8


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • VA40


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

  • VA45


    Company Logo

    Krohne Marshall offers a comprehensive range of variable area flowmeters for the cost effective measurement of clean liquids and gases. Requiring no auxiliary power, our glass and metal tube rotameters are available in sizes up to DN150 (6″) and support a wide variety of hazardous area and SIL 2 approvals. From basic mechanical indication to advanced electronic outputs, our highly robust flowmeters are the ideal choice for low-flow utility, dosing, and sampling applications.

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