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Liquicap FMI21 - Capacitance level measurement

Capacitance
Level measurement
Liquicap FMI21

For continuous level measurement in conductive liquids

FMI21
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Measuring / Application task

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  • Measuring principle

    Capacitive

  • Characteristic / Application

    Two-rod probe
    Preconfigured from factory 0%...100%
    High quality, non-corrosive materials (carbon fibre, stainless steel)
    Suitable for aggressive liquids (many acids and alkalis)

  • Specialities

    Probe shorting kit available

  • Supply / Communication

    10 ... 30VDC

  • Accuracy

    < 1%

  • Ambient temperature

    -40 °C ... 70 °C
    (-40 °F ... 158 °F)

  • Process temperature

    -40 °C ... 100 °C
    (-40 °F ... 212 °F)

  • Process pressure / max. overpressure limit

    Vacuum ... 10 bar
    (Vacuum ... 145 psi)

  • Main wetted parts

    Probe rods:
    316L/1.4404 / PP
    Option: carbon fibre PP coated

  • Process connection

    G 1½
    NPT 1½

  • Sensor length

    Total length of probe 2.5 m

  • Max. measurement distance

    2.5 m (8 ft)

  • Communication

    4 ... 20 mA

  • Certificates / Approvals

    ATEX, CSA, CSA C/US

  • Safety approvals

    Overfill prevention WHG

  • Options

    Display

  • Application limits

    Changing, non-conductive
    media, conductivity
    < 3 0 μS/cm
    Highly viscous liquids
    > 2 000 cst