Specs at a glance
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Max. measurement error
Volume flow:
±3% o.r. for DN15
±2% o.r. for DN25 to 200
±2% o.r. above DN200 -
Measuring range
0.3 to 10 m/s (1 to 33 ft/s)
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Medium temperature range
-20 to +80°C (-4 to +176 °F)
0 to +130°C (32 to +265 °F) option -
Max. process pressure
N/A
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Wetted materials
Clamp on system:
Sensor holder 1.4308/CF-8
Sensor housing 1.4301/304
Strapping bands 1.4301/304
Field of application
The Prosonic Flow W clamp-on sensor is specially designed for water and wastewater applications. Combined with the cost-effective Prosonic Flow 91 transmitter with push buttons, Prosonic Flow 91W is ideally suited for flow monitoring in the water industry.
The measuring principle is independent of pressure, density, temperature, conductivity and viscosity
Clamp-on flow measurement of process water, salt water, deminerialized water, drinking & wastewater.
Device properties:
Medium temperature: –20 to +80 °C (-4 to +176 °F)
Degree of protection IP68 (Type 6P enclosure) for pipes under water
Shock and vibration resistance according to IEC 68-2-6
Aluminium field transmitter housing
2-line display with push buttons
HART
Benefits
Low capital investment – cost-effectiveness increases with pipe diameter (up to DN 2000)
Long-term stable signal - maintenance-free permanent mounting from outside with coupling pads
Process transparency – diagnostic capability
Economical transmitter – designed for easy applications
Fast and reliable commissioning – Quick Setup menu for installation
Automatic recovery of data for servicing
Videos
Predecessor
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
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Technical Information (TI)
Proline Prosonic 91W Technical Information
English version - 12/2023
Ultrasonic Flow Measuring System Flowrate measurement for standard applications with drinking water and process water.
EN 06/12/202319/08/201101/02/2010Language:
English
Version:
06/12/2023
File size:
1.8 MB
File name:
TI00105DEN_1423.pdf
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-
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Operating Instruction (BA)
Prosonic Flow 91 Operating Instructions
English version - 12/2023
Ultrasonic Flow Measuring System Flow rate measuring for standard applications with drinking water, wastewater and process water (incl. Description of Device Functions)
EN 06/12/202319/08/201101/02/201001/04/2006Language:
English
Version:
06/12/2023
File size:
5.4 MB
File name:
BA00100DEN_1423.pdf
-
-
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Technical Information (TI)
Proline Prosonic 91W Technical Information
Ultrasonic Flow Measuring System
Flowrate measurement for standard applications with
drinking water and process water.EN 06/12/202319/08/201101/02/2010Language:
English
Version:
06/12/2023
File size:
1.8 MB
File name:
TI00105DEN_1423.pdf
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-
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Technical Information (TI)
Prosonic Flow 90U, 90W, 91W, 93C, 93U, 93W Technical Information (SI units)
Ultrasonic Flow Measuring System
Volume Flow Measurement for Standard Applications with Water, Wastewater
and Process WaterEN 01/04/200601/05/200515/10/200301/12/2002Language:
English
Version:
01/04/2006
File size:
1.4 MB
File name:
TI057DEN.pdf
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-
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Operating Instruction (BA)
Prosonic Flow 91 Operating Instructions
Ultrasonic Flow Measuring System
Flow rate measuring for
standard applications with
drinking water, wastewater and
process water
(incl. Description of Device Functions)EN 06/12/202319/08/201101/02/201001/04/2006Language:
English
Version:
06/12/2023
File size:
5.4 MB
File name:
BA00100DEN_1423.pdf
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-
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Short Instruction (KA)
Proline Prosonic Flow 90, 91, 93 Sonderdokumentation / Special Documentation
Montageanleitung für die Verbindung Sensoren / Messumformer bei
Verwendung von flexiblen Kabelschutzrohren
Mounting instruc
tions for the sensor / transmitter connection using flxible conduitEN 01/11/2006Language:
English
Version:
01/11/2006
File size:
228.6 KB
File name:
KA015Da2.pdf
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Short Instruction (KA)
Proline Prosonic Flow 91W Brief Operating Instructions
Ultrasonic flow measuring system
EN 13/02/201219/08/201126/04/2010Language:
English
Version:
13/02/2012
File size:
976.4 KB
File name:
KA00049DEN_1412.pdf
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Installation Instructions (EA)
Replacing T-DAT Installation Instructions
Promag 23, 53, 55, Promass 83, 84, 8WF, 8ME, Cubemass DCI 8CN, CNGmass
DCI 8DF, Prosonic Flow 91, 93, t-mass 65EN 15/11/201821/11/2011Language:
English
Version:
15/11/2018
File size:
481.6 KB
File name:
EA00072DA2_1418.pdf
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-
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Installation Instructions (EA)
Safety Instructions for Spare Parts Installation Instructions
Flowmeter
EN 01/03/201828/11/201325/04/2013Language:
English
Version:
01/03/2018
File size:
139.5 KB
File name:
EA01051DA2_0318.pdf
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-
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Installation Instructions (EA)
EA Replacing cover and O-ring
Proline 10, 23, 50, 51, 53, 55, 400, 800, 40, 80, 83, 84, 8ME, 8FF, 8FE
,8CM, 90, 91, 92, 93, 65, 72, 73EN 15/10/202401/10/201828/06/2012Language:
English
Version:
15/10/2024
File size:
797.3 KB
File name:
EA00098DA2_1624-00.pdf
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Installation Instructions (EA)
EA Permanent Coupling Pad
Prosonic Flow 91W, 93P, W 400, P 500
EN 01/03/202415/12/202101/08/202116/09/2019Language:
English
Version:
01/03/2024
File size:
609.4 KB
File name:
EA01256DA2_0423-00.pdf
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Installation Instructions (EA)
Replacing transmitter parts Installation Instructions
Promag 10, Prosonic Flow 91 W
EN 01/04/201917/11/2011Language:
English
Version:
01/04/2019
File size:
558.9 KB
File name:
EA00040DA2_1419.pdf
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Special Documentation (SD)
Change of Directives Special Documentation
Change of Directives
EN 20/04/2016Language:
English
Version:
20/04/2016
File size:
52.2 KB
File name:
SD01764DEN_0116.pdf
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Manufacturer Information (MI)
Proline Prosonic Flow 91 Manufacturer information regarding software updates (NE 53)
New software version:
Prosonic Flow 91 HART: 1.00.03EN 01/05/2009Language:
English
Version:
01/05/2009
File size:
144.4 KB
File name:
MI00033D_06_en_05.09.pdf
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-
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Manufacturer Information (MI)
Proline Prosonic Flow 91 Manufacturer information regarding software updates (NE 53)
New software version:
Prosonic Flow 91 HART: 1.00.02EN 01/01/2007Language:
English
Version:
01/01/2007
File size:
145.2 KB
File name:
MI00013D_06_en_01.07.pdf
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-
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Manufacturer Information (MI)
Proline Prosonic Flow 91 Manufacturer information regarding software updates (NE 53)
New software version:
Prosonic Flow 91 HART: 1.02.00EN 01/04/2011Language:
English
Version:
01/04/2011
File size:
145.4 KB
File name:
MI01088D_06_en_04.11.pdf
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-
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Manufacturer Information (MI)
Proline Prosonic Flow 91 Manufacturer information regarding software updates (NE 53)
New software version:
Prosonic Flow 91 HART: 1.01.00EN 01/01/2010Language:
English
Version:
01/01/2010
File size:
144.5 KB
File name:
MI00042D_06_en_01.10.pdf
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Competence Brochure (CP)
Ultraschall-Durchflussmessung von außen: Kostengünstig – flexibel – robust
Clamp-on-Messtechnologie
KompetenzbroschüreLanguage:
German
Version:
01/05/2010
File size:
3 MB
File name:
CP015DDE_0510.pdf
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-
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Competence Brochure (CP)
Flow measurement from outside the pipe: Cost-effective – flexible – robust
Ultrasonic clamp-on technology
Competence brochureLanguage:
English
Version:
01/05/2010
File size:
3 MB
File name:
CP015DEN_0510.pdf
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Case Study (CS)
Water for irrigation (clamp-on ultrasonic flow measurement)
Transforming 100000 hectares of arid land into fertile agricultural land
with the potential to support around 20 000 farmersLanguage:
English
Version:
30/07/2012
File size:
286.6 KB
File name:
CS01304DEN_0112.pdf
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Case Study (CS)
Energieeffizienzoptimierung
Erfassung und Analyse des Heiz-
wärmebedarfsim Schulhaus
EttingenLanguage:
German
Version:
02/08/2021
File size:
935.6 KB
File name:
CS01710S_20_DE0120_Gemeinde_Ettingen.pdf
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Case Study (CS)
Optimierung der Energieeffizienz
Erfassung und Analyse des Heizwärmebedarfs im Schulhaus Ettingen
Language:
German
Version:
24/02/2020
File size:
933.1 KB
File name:
CS01629S_20_DE0120_Gemeinde Ettingen.pdf
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