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Prosonic FDU95 - Ultrasonic measurement

Ultrasonic measurement
Time-of-Flight
Prosonic FDU95

Ultrasonic sensor for level measurement for connection to FMU9x (measuring range up to 45m)

FDU95
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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...80 °C
    or 150 °C,
    (-40 °F...176 °F
    or 302 °F)

  • Process temperature

    -40 °C...80 °C
    or 150 °C,
    (-40 °F...176 °F
    or 302 °F)

  • Process pressure / max. overpressure limit

    0.7 bar...1.5 bar abs
    (10 psi...22 psi)

  • Main wetted parts

    UP (unsaturated polyester)
    Silicon / Al PTFE coated

  • Process connection

    G / NPT 1"

  • Blocking distance

    0.7 m / 80 °C,
    (2.3 ft / 176 °F),
    0.9 m / 150 °C,
    (2.9 ft / 302 °F)

  • Max. measurement distance

    45 m (148 ft)

  • Communication

    Transmitter:
    4...20 mA HART
    Profibus DP

  • Certificates / Approvals

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

  • Options

    Second 4...20 mA output

  • Components

    Transmitter:
    FMU90, 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 ... 80 °C
    or 150 °C
    (-40 °F ... 176 °F
    or 302 °F)

  • Process temperature

    -40 °C ... 80 °C
    or 150 °C
    (-40 °F ... 176 °F
    or 302 °F)

  • Process pressure / max. overpressure limit

    0.7 bar...1.5 bar abs
    (10 psi...22 psi)

  • Main wetted parts

    UP (unsaturated polyester)
    Silicon / PE foam (80°C / 176°F)
    Silicon / stainless steal (150°C / 302°F))

  • Process connection

    G / NPT 1"

  • Blocking distance

    0.7 m / 80 °C
    (2.3 ft / 176 °F)
    0.9 m / 150 °C
    (2.9 ft / 302 °F)

  • Max. measurement distance

    45 m (148 ft)

  • Communication

    Transmitter:
    4 ... 20 mA HART
    Profibus DP

  • Certificates / Approvals

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

  • Options

    Second 4...20mA output

  • Components

    Transmitter:
    FMU90

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