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Micropilot FMR540 - Radar

Radar measurement
Micropilot FMR540

Horn antenna and parabolic antenna for custody transfer applications

FMR540
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  • Measuring principle

    Level radar

  • Characteristic / Application

    Horn antenna:
    High precision measurement for for storage tanks up to 20 m (65ft)
    Parabolic antenna:
    High precision measurement for free space applications up to 40 m (131 ft)

  • Supply / Communication

    4-wire (HART)

  • Frequency

    K-band (~26 GHz)

  • Accuracy

    +/- 1 mm

  • Ambient temperature

    Standard:
    -40°C...80°C
    (-40°F...176°F)
    For calibration to regulatory standards:
    -25°C...60°C
    (-13°F...131°F)

  • Process temperature

    -40°C...200°C
    (-40°F...392°F)

  • Process pressure absolute / max. overpressure limit

    Horn: Vacuum...16 bar (232 psi)
    Parabolic: Vacuum...6 bar (87 psi)
    Use of UNIflange: Vacuum...1 bar (14.5 psi)

  • Main wetted parts

    316L

  • Process connection

    Horn Antenna: DN100, DN150 Flange
    UNIFlange DN150, DN200, DN250
    Parabolic antenna: UNIflange with Top Target
    positioner DN200, DN250
    For dk value < 1.9, contact Endress+Hauser

  • Max. measurement distance

    Max. measurement distance

  • Communication

    4...20 mA HART

  • Certificates / Approvals

    ATEX, FM, CSA, IEC Ex, NEPSI

  • Application limits

    Maximum measuring range is dependent on the tank form and/or application
    Strong condensate or build-up formation
    FMR53x
    Existing stilling wells with non-ideal measuring conditions
    FMR532

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