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Measuring principle
Ultrasonic
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Characteristic / Application
Separated version with field housing or top hat rail housing for control cabinet instrumentation, 300 m in-between sensor and transmitter
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Supply / Communication
4-wire (HART, Profibus DP)
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Accuracy
+/- 2mm + 0.17% of measured distance
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Ambient temperature
-40 °C … 95 °C
(-40 °F … 203 °F) -
Process temperature
-40 °C … 95 °C
(-40 °F … 203 °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)
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Process connection
G / NPT 1″
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Blocking distance
0.4 m (1.3 ft)
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Max. measurement distance
Liquids: 20 m (65 ft),
Solids: 10 m (33 ft) -
Communication
Transmitter:
4 … 20 mA HART
Profibus DP -
Certificates / Approvals
ATEX, FM, CSA, IEC Ex, INMETRO, NEPSI, EAC Ex
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Options
Second 4…20 mA output
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Components
Transmitter:
FMU90, FMU95 -
Application limits
For tank farms scanner:
FMU95
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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 … 95 °C
(-40 °F … 203 °F) -
Process temperature
-40 °C … 95 °C
(-40 °F … 203 °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
0.4 m (1.3 ft)
-
Max. measurement distance
Liquids: 20 m (65 ft),
Solids: 10 m (33 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
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Measuring principle
Ultrasonic
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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. measurement error
accuracy:
distance measurement: +/- 2mm + 0.17%