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Prosonic FDU90 - Ultrasonic measurement

Ultrasonic measurement
Time-of-Flight
Prosonic FDU91F

Hygienic sensor for level and flow measurement for connection to FMU9x (measuring range up to 10m)

FDU91F
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  • Measuring principle

    Ultrasonic

  • Characteristic / Application

    Separated version with field housing or top hat rail housing for control cabinet instrumentation, 300 m in-between sensor and transmitter

  • Supply / Communication

    4-wire (HART, Profibus DP)

  • Accuracy

    +/- 2 mm + 0.17% of measured distance

  • Ambient temperature

    -40 °C ... 105 °C
    (-40 °F ... 221 °F)

  • Process temperature

    -40 °C ... 105 °C
    (-40 °F ... 221 °F)
    CIP: 30 min: 135 °C
    (30 min: 275 °F)

  • Process pressure / max. overpressure limit

    0.7 bar ... 4 bar abs
    (10 psi ... 58 psi)

  • Main wetted parts

    316L (fully welded IP68 / NEMA 6P)

  • Process connection

    G / NPT 1", DN80 / 100, ASME 3" / 4"

  • Process connection hygienic

    Tri-Clamp ISO2852, DN80 3 1/2", DN100 4"

  • Blocking distance

    0.3 m (1 ft)

  • Max. measurement distance

    Liquids: 10 m (33 ft),
    Solids: 5 m (16 ft)

  • Communication

    Transmitter:
    4 ... 20 mA HART
    Profibus DP

  • Certificates / Approvals

    ATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex

  • Design approvals

    EN 10204-3.1

  • Hygienic approvals

    3A

  • Components

    Transmitter:
    FMU90, FMU95

  • Application limits

    Foam / high turbulence possible:
    FDU92
    For tank farms scanner:
    FMU95

  • Measuring principle

    Ultrasonic

  • Characteristic / Application

    Separated version with field housing or top hat rail housing for control cabinet instrumentation, 300m in-between sensor and transmitter

  • Supply / Communication

    4-wire (HART, Profibus DP)

  • Accuracy

    +/- 2mm + 0.17% of measured distance

  • Ambient temperature

    -40 °C ... 105 °C
    (-40 °F ... 221 °F)

  • Process temperature

    -40 °C ... 105 °C
    (-40 °F ... 221 °F)
    30 min: 135 °C / 275 °F)

  • Process pressure / max. overpressure limit

    0.7 bar ... 4 bar abs
    (10 psi ... 58 psi)

  • Main wetted parts

    316L (fully welded IP68 / NEMA 6P)

  • Process connection

    G / NPT 1", DN80 / 100, ASME 3" / 4"

  • Process connection hygienic

    Tri-Clamp ISO2852, DN80 (3 1/2"), DN100 (4")

  • Blocking distance

    0.3 m (1 ft)

  • Max. measurement distance

    Liquids: 10 m (33 ft),
    Solids: 5 m (16 ft)

  • Communication

    Transmitter:
    4 ... 20 mA HART
    Profibus DP

  • Certificates / Approvals

    ATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex

  • Design approvals

    EN 10204-3.1

  • Options

    Second 4...20 mA output

  • Components

    Transmitter:
    FMU90

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