Ultrasonic measurement
Time-of-Flight
Prosonic FDU95

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

• 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)

• 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,UK Ex

• Options

  Second 4...20 mA output

• Components

  Transmitter:
  FMU90, FMU95