Endress+Hauser Prosonic FDU90
Ultrasonic measurement Time-of-Flight
-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
0.7 bar ... 4 bar abs
(10 psi ... 58 psi)
Max. measurement distance
Accuracy+/- 2mm + 0.17% of measured distance
Main wetted partsPVDF (IP68 / NEMA6P)
- Overview +
- Comments +
Ultrasonic sensor for level and flow measurement for connection to FMU9x (measuring range up to 3m).
Measuring principleUltrasonic
Characteristic / ApplicationSeparated version with field housing or top hat rail housing for control cabinet instrumentation, 300m in-between sensor and transmitter
SpecialitiesFloating protection tube
Supply / Communication4-wire (HART, Profibus DP)
Accuracy+/- 2mm + 0.17% of measured distance
Ambient temperature-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
0.7 bar ... 4 bar abs
(10 psi ... 58 psi)
PVDF (IP68 / NEMA6P)
Process connectionFront side thread:
G / NPT 1 1/2"
Rear side thread:
G / NPT 1"
Ceiling mounting
0.07 m (0.23 ft)
ApplicationApplication
Max. measurement distanceMax. measurement distance
CommunicationTransmitter:
4 ... 20 mA HART
Profibus DP
ATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex
OptionsSecond 4...20mA output
ComponentsTransmitter:
FMU90, FMU95
Foam / high turbulence possible:
FDU91
For tank farms scanner:
FMU95
Ultrasonic
Characteristic / ApplicationSeparated version with field housing or top hat rail housing for control cabinet instrumentation, 300m in-between sensor and transmitter
Supply / Communication4-wire (HART, PROFIBUS DP)
Accuracy+/- 2mm + 0.17% of measured distance
Ambient temperature-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
0.7 bar ... 4 bar abs
(10 psi ... 58 psi)
PVDF (IP68 / NEMA6P)
Process connectionFront side thread:
G / NPT 1 1/2"
Rear side thread:
G / NPT 1"
Ceiling mounting
0.07 m (0.23 ft)
Max. measurement distance1.2 m (3.9 ft)
CommunicationTransmitter:
4 ... 20 mA HART
Profibus DP
ATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex
OptionsSecond 4...20mA output
ComponentsTransmitter:
FMU90
Ultrasonic
Product headlineVersion with separate transmitter in field housing or top hat rail housing
Cost effective solution for open channel flow measurement in water / wastewater plants
accuracy:
distance measurement: +/- 2mm + 0.17%
resolution:
distance measurement: 1m
max measuring distance up to 3 m / 9.8 ft
Max. process pressureatm.
Medium temperature range-40 В°C ... 80 В°C
(-40 В°F ... 176 В°F)
IP68
Display/OperationTransmitter
OutputsTransmitter:
4 ... 20 mA HART
PROFIBUS DP
Transmitter
Digital communicationHART, PROFIBUS DP
Hazardous area approvalsATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex
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