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Waterpilot FMX21 - Hydrostatic level measurement

Hydrostatic
Level measurement
Waterpilot FMX21

Reliable and robust level probe with ceramic measuring cell and HART

FMX21
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5-year warranty

Engineered for Confidence

Our Fundamental Selection instruments feature an extended 5-year warranty – a clear testament of our trust in their long-term reliability and performance.

Should a warranty case occur, you can count on a fast replacement process and minimal administrative effort – giving you peace of mind when it matters most and helping you keep your operations running smoothly.

Warranty terms apply

The extended warranty is subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

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Measuring / Application task

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  • Measuring principle

    Hydrostatic pressure

  • Characteristic

    Compact probe with ceramic cell for hydrostatic level measurement,
    Diameter = 22 mm: General applications, fresh water
    Diameter = 42 mm: Waste water applications
    Diameter = 29 mm: Salt water applications

  • Supply voltage

    10.5 ...35V DC

  • Reference Accuracy

    0.2%
    0.1% (optional)

  • Long term stability

    0.1% of URL/year

  • Process temperature

    -10°C...70°C
    (14°F...158°F)
    Diameter 29 mm (1.14"): 0°C...50°C
    (32°F...122°F)

  • Ambient temperature

    -10°C...70°C
    (14°F...158°F)
    Diameter 29 mm (1.14"):
    0°C...50°C
    (32°F...122°F)

  • Measuring cell

    100mbar...20bar
    (1.5psi...300psi)

  • Process connection

    Suspension clamp
    Cable mounting screws

  • Communication

    4...20 mA
    4...20 mA HART

  • Certificates / Approvals

    ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, UK Ex

  • Marine approvals

    GL/ ABS/ BV/ DNV/ LR

  • Drinking water approvals

    NSF/ KTW/ ACS

  • Measuring principle

    Hydrostatic

  • Characteristic / Application

    Compact probe with ceramic cell for hydrostatic level measurement,
    Diameter = 22 mm: General applications, Fresh water
    Diameter = 42 mm: Waste water applications
    Diameter = 29 mm: Salt water applications

  • Specialities

    Automatic density compensation
    Version w/o metal parts in contact to process

  • Supply / Communication

    10.5 ...35 VDC

  • Accuracy

    0.2%
    0.1% (optional)

  • Long term stability

    0.1% of URL/year

  • Ambient temperature

    -10°C...70°C
    (14°F...158°F)
    Diameter 29 mm (1.14"):
    0°C...50°C
    (32°F...122°F)

  • Process temperature

    -10°C...70°C
    (14°F...158°F)
    Diameter 29 mm (1.14"): 0°C...50°C
    (32°F...122°F)

  • Pressure measuring range

    100 mbar...20 bar
    (1.5 psi...300 psi)

  • Main wetted parts

    Diameter 22 mm and 42 mm: Seal, 316L, Ceramic
    Diameter 29 mm: Seal, PPS, Polyolefin, Ceramic
    Extension cable: PE, PUR, FEP

  • Process connection

    Suspension clamp
    Cable mounting screws

  • Max. measurement distance

    200 m H2O
    (656 ft H2O)

  • Communication

    4...20 mA
    4...20 mA HART

  • Certificates / Approvals

    ATEX, FM, CSA, CSA C/US, IEC Ex, NEPSI

  • Marine approval

    GL/ ABS/ BV/ DNV/ LR

  • Drinking water approvals

    KTW/ NSF/ ACS

  • Options

    Absolute measuring cell
    Integrated temperature sensor Pt100, 4-wire
    customer specific adjustment
    customer specific cable marking

  • Application limits

    Measuring cell: ceramics

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