Endress+Hauser Prosonic FMU42
Ultrasonic measurement Time-of-Flight

Endress+Hauser Prosonic FMU42

Ultrasonic Level Gauge

Accuracy

+/- 4 mm or +/- 0,2 % of set measuring range

Process temperature

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

Process pressure / max. overpressure limit

0.7 bar ... 2.5 bar abs
(10 psi ... 36 psi)

Max. measurement distance

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

Main wetted parts

PVDF

Item Number: Prosonic FMU42
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Compact non-contact ultrasonic level sensor Prosonic M FMU42. Measures the level of liquid, coarse bulk solids and pastes.

Cost effective device for sophisticated level measurement in liquids and bulk solids for up to 10m.

Measuring principle

Ultrasonic

Characteristic / Application

Compact ultrasonic transmitter

Supply / Communication

2-wire HART

Accuracy

+/- 4 mm or +/- 0,2 % of set measuring range

Ambient temperature

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

Process temperature

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

Process pressure / max. overpressure limit

0.7 bar ... 2.5 bar abs
(10 psi ... 36 psi)

Main wetted parts

PVDF

Process connection

Flange
DN80, ASME 3", JIS 10K 80
DN100,ASME 4", JIS 10K 100
Mounting bracket

Blocking distance

0.4 m (1.3 ft)

Max. measurement distance

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

Communication

4...20 mA HART

Certificates / Approvals

ATEX, FM, CSA, INMETRO, NEPSI

Application limits

Take notice of range diagram

Measuring principle

Ultrasonic

Characteristic / Application

Compact ultrasonic transmitter

Supply / Communication

2-wire HART

Accuracy

+/- 4 mm or +/- 0,2 % of set measuring range

Ambient temperature

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

Process temperature

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

Process pressure / max. overpressure limit

0.7 bar ... 2.5 bar abs
(10 psi ... 36 psi)

Main wetted parts

PVDF

Process connection

Flange
DN80, ASME 3", JIS 10K 80
DN100,ASME 4", JIS 10K 100
Mounting bracket

Blocking distance

0.4 m (1.3 ft)

Max. measurement distance

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

Communication

4...20 mA HART

Certificates / Approvals

ATEX, FM, CSA, INMETRO, NEPSI

Application limits

Foam / high turbulence possible:
FMU44/FDU92
Fast filling and discharging
rate:
FMU90 + FDU9x
Level limit detection
FMU90 + FDU9x

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