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Prosonic FDU91 - ultrasone meting

Ultrasone meting
Time-of-Flight
Prosonic FDU91

Ultrasone sensor voor niveau- en flowmetingen voor aansluiting op de FMU9x (meetbereik tot 10 m)

FDU91
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  • Meetprincipe

    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
    (-40 °F ... 176 °F)

  • Process temperature

    -40 °C ... 80 °C
    (-40 °F ... 176 °F)

  • Process pressure / max. overpressure limit

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

  • Main wetted parts

    PVDF (fully welded IP68 / NEMA6P)

  • Process connection

    G / NPT 1"

  • Blocking distance

    0.3 m (1 ft)

  • Max. meetafstand

    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

  • Options

    Second 4...20 mA output

  • Components

    Transmitter:
    FMU90, FMU95

  • Application limits

    Foam / high turbulence possible:
    FDU92
    Flange-flush assembly:
    FDU91F
    For tank farms scanner:
    FMU95

  • Meetprincipe

    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
    (-40 °F ... 176 °F)

  • Process temperature

    -40 °C ... 80 °C
    (-40 °F ... 176 °F)

  • Process pressure / max. overpressure limit

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

  • Main wetted parts

    PVDF (fully welded IP68 / NEMA 6P)

  • Process connection

    G / NPT 1"

  • Blocking distance

    0.3 m (1 ft)

  • Max. meetafstand

    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, JPN Ex, INMETRO, NEPSI, EAC Ex

  • Options

    Second 4...20mA output

  • Components

    Transmitter:
    FMU90

  • Meetprincipe

    Ultrasonic

  • Product headline

    Version with separate transmitter in field housing or top hat rail housing
    Cost effective solution for open channel flow measurement in water / wastewater plants

  • Max. meetfout

    accuracy:
    distance measurement: +/- 2mm + 0.17%
    resolution:
    distance measurement: 1mm

  • Measuring range

    max measuring distance up to 10m / 32ft

  • Max. process pressure

    atm.

  • Medium temperature range

    -40...80°C
    (-40...176°F)

  • Degree of protection

    IP68

  • Display/Operation

    Transmitter

  • Outputs

    Transmitter:
    4...20mA HART
    Option: second 4...20mA output

  • Inputs

    Transmitter

  • Digital communication

    HART, PROFIBUS DP

  • Hazardous area approvals

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