Ultraflux Ultrasonic Flowmeters
- Portable flow meters
- Detectors (scraper, pig, interface)
- Fixed flow meters (full pipes)
- Fixed flow meters (open channels)
- Speed meter
Portable Flowmeters

Ultrasonic Flowmeter – UF 801-P
- For liquids
- Clamp-on
- Portable
Debitmeter UF801P: the perfect flow meter for your diagnosis
DESCRIPTION
This device can be used on the following applications :
- Drinking water
- Waste water
- Hydraulic expertise
- Climate control
- Hydrocarbons
With this ultrasonic portable flow meter, you will be able to:
- Measure immediately and register your data
- Sizing your future equipment
- Control the coherence of the measured flows by your in-line equipment
- Control your pump flows
- Estimate your flow leakages
- Do a thermal balance of your equipment
Technology: Ultrasonic
Fluid: For liquids
Other Characteristics: Clamp-on, Portable
Process Temperature: 80 °C (176 °F)
Ultraflux uf801-P Datasheet

Minisonic II
- High-visibility OLED display
- A visualization of the audible echo of diagnostic aid
- A data logger allowing you to index your records
- Data download by USB connection
- More than 70 hours of continuous operation
The perfect flow meter for your diagnosis
DESCRIPTION
Ultraflux reinvents the Minisonic P portable ultrasonic flowmeter on the principle of “transit time”.
This field device allows the measurement of the flow of water of variable qualities, of various petroleum products or of fluids coming from the processes of the food & beverage or chemical industry. Thanks to a specific and efficient signal processing, this portable flowmeter offers high performance measurement capabilities, adapting to the conditions of each site.
Through the new Minisonic II Portable, you will find the simplicity of use of its predecessor, with improved performance:
- High-visibility OLED display
- A visualization of the audible echo of diagnostic aid
- A data logger allowing you to index your records
- Data download by USB connection
- More than 70 hours of continuous operation
Technology
Ultrasonic transit time flow measurement – Continuous measurement & bidirectional
Device Type
Portable flowmeter
Display
Numeric et graphical high visibility OLED
Inputs/Outputs
1x Analog 4-20 mA active output
2x contact outputs (Status or pulse)
Signal Treatment
Echo Shape Control (Acoustic Signal Optimization)
Performance
Accuracy up to 0,5%
Repeatability up to 0,1%
Linearity up to 0,1%
Time resolution: 0,1 ns
Flow calculation: 10/s
Reynolds calculation : Flow profile integration
Diagnostic
- Echo visualization
- Gain
- Quality level
Data Logger
2 Go memory multi-variable logger
Indexed recording (Site name / Settings / Data)
Data uploading through USB
Sampling from 1 second to 24 hours
Casing
ABS
740g 220x115x74mm
IP68
Autonomy
More than 70 hours in continuous use
Typical Applications
- Drink water : Leaks detection, Pump flow control, In-line flowmeters control
- Waste water : Pump flow control, In-line flowmeters control
- Expertise : Diagnostic and legal constatations,
- Engineering : Commissioning
- Climate engineering : Network balancing
- Petroleum : Flow control
Ultraflux Ultrasonic Flowmeter – Minisonic-II-Datasheet

Minisonic P (Portable)
- For liquids
- Clamp-on
The perfect flow meter for your diagnosis
DESCRIPTION
The Ultraflux Minisonic P portable flow meter measures the flow speed of a fluid by ultrasonic pulse transit time difference. This field device is used to measure the flow of waters of different qualities, various petroleum products and fluids resulting from processes in the agrifood or chemical industries. Using effective and noise protected digital signal processing, this portable flow meter offers unequaled measurement capability by adapting to the conditions of each site.
Technology – Ultrasonic
Fluid – For liquids
Other characteristics – Clamp-on
Features include :
-A massive battery life : up to 40 h
– Very light weight at 850 g
– Ingress protection IP 67
New measurement technology ‘ESC’ (or Echo Shape Control), this is an automatic function, essentially an ultrasonic auto-focus, which offers the warranty of quick, sure and accurate flow measurement.
The dual pipe version can calculate, display and transmit a QT flow value equal to the sum or the difference of the two flows that device measures on two independent pipes. It is possible to install the two set of transducers on a same pipe and closed to each other to improve the measurement reliability or better at two different locations and do a line balance or a leak detection.
The portable MINISONIC offer other important advantages :
– Measurement resolution < 0.1 ns
– A higher amplification gain range and noise rejection
– An ergonomic keypad and menu calibration, back-lighted display
Nature of Equipment
Portable flow meter
Standard mounted inputs/outputs
- 2 active current outputs, 4-20mA (impedance 150Ω),
- 2 static relay outputs (100V – 100mA – 10VA max).
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Gain
- Quality index
Maximum number of speed chord
2 chods
Available models
- Standard
- Dual pipe
- Dual chord
Typical applications
- Water (drinking, waste, raw): Pump flow control.
- Climate engineering: System balancing.
- Hydraulics expertise: Diagnosing installations, assessing disputes.
- Pharmaceutical sector: Ultrapure water flows.
- Fire installation (sprinklers): Flow control.
Ultraflux ultrasonic flowmeter – minisonic_p_Datasheet
Detectors (scraper, pig, interface)

Minisonic PSD
- Pig,
- Scraper detector.
The perfect flow meter for your diagnosis
DESCRIPTION
The Minisonic PSD sphere detector offers reliable detection even in the case of contiguous spheres. This device is used to control the transmission and reception of petroleum product physical separators or cleaning scrapers inside hydrocarbon pipelines. This detector can be placed without obstructing the flow and hence without hindering the passage of the spheres/scrapers and removed in load for verification without interrupting the transport.
Nature of equipment
Pig and scraper detector
Media measured
Liquids and gas
Pipe diameters
- From 100 mm to 1 500 mm
- From 4’’to 60’’
Standard mounted inputs/outputs
2 static relay outputs
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Jusqu’à 0,5 %
Available models
- Standard,
- Portable.
Explosion-proof enclosure
Available with standard model
Compatible probes (Certification ATEX Ex mb II T6)
- SXN-M 1524,
- SXN-M 1698,
- SXN-ME 1691,
- SXN-ME 1679.
Typical applications
Hydrocarbons: : Detecting cleaning spheres or scrapers in pipelines.
Ultraflux Ultrasonic Flowmeter – Minisonic_PSD_Datasheet

Minisonic ISD
- Interface,
- Pig,
- Scraper detector.
The perfect flow meter for your diagnosis
DESCRIPTION
This interface and sphere detector is used for early detection of any change in the fluid nature and any passage of spheres (product separators) or scrapers (maintenance operators) in a pipeline. Highly sensitive and accurate, this device provides reliable results and detects the passage of elements, even a high speeds. Coupled with clamp-on probes, this detector represents an effective, static, no wear and maintenance free system.
Nature of equipment
Interface, pig and scraper detector
Conditions of use
On full pipes
Pipe diameters
- From 100 mm to 1 500 mm
- From 4’’ to 60’’
Standard mounted inputs/outputs
- 2 analogue outputs
- 2 static relay outputs
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Up to 0,5 %
Available models
- Standard,
- Portable.
Explosion-proof enclosure
Available with standard model
Compatible probes (Certification ATEX Ex mb II T6)
- SXN-M 1524,
- SXN-M 1698,
- SXN-ME 1691,
- SXN-ME 1679.
Typical applications
- Hydrocarbons: Detecting product changes in pipelines, detecting cleaning spheres or scrapers in pipelines, detecting oil in the drainage water of cleaning tanks, etc.
- Subsea: Monitoring the nature of hydrocarbons at the tanker output, etc.
- Offshore.
Ultraflux Ultrasonic Flowmeter-Minisonic_ISD-Datasheet
Fixed Flow Meters (full pipes)

Minisonic 600
For liquids
In-line
The perfect flow meter for your diagnosis
DESCRIPTION
Reliable and robust, the Minisonic 600 ultrasound flow meter can carry out flow measurement on pipes up to 630 mm. Its electronic board enables it to adapt to all cases thanks to a high output power, high performance gain receiver, noise attenuation (+20 to +30 dB to the result) and signal and measurement digital processing.
MINISONIC 600 and MINISONIC 2000 are accurate and economical instruments for the flow or volume measurements of liquids in full pipes. These ultrasonic instruments resolve in that way most of industrial needs. In standard they offer : a display of the flowrate and volume, of the direction and flow speed one 4-20 mA output, 2 relays, 1 serial link, 1 software for PC Better performance and greater intelligence thanks to a new board (CE) and to more resources such as : new measurement technology ‘ESC’ (or Echo Shape control) measurement resolution <0.1 ns higher amplification gain range and noise rejection ergonomic keypad and menu calibration, backlighted display Possible to set a second 4-20 mA output
Technology – Ultrasonic
Fluid – For liquids
Other characteristics – In-line
Nature of equipment
Fixed flow meter
Standard mounted inputs/outputs
- 2 current outputs, 4-20mA (1000Ω galvanically isolated as a passive output/impedance of 150Ω as an active output),
- 2 static relay outputs (100V – 100mA – 10VA max).
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Gain
- Quality index
Maximum number of speed chord
2
Available models
- Standard
- Dual pipe (identical probes)
- Dual probe
Typical applications
- Drinking water: Flow measurement and metering in treatment works, abstraction metering, system control, etc.
- Waste water: Flow measurement at pumping stations, in systems, at intakes/outlets in treatment works, etc.
- Raw water: Flow measurement in fire mains, system supervision, etc.
- Chemical products: Flow measurement for acids, chlorides, etc.
- Pharmaceutical sector: Ultrapure water flows, aggressive liquids flow measurement, etc.
- Automotive, food and farming, energy, etc.
minisonic_600_Datasheet

Minisonic 2000
For liquids
In-line
The perfect flow meter for your diagnosis
DESCRIPTION
Accurate and robust, the Minisonic 2000 measures flows of all qualities of water, refined/crude petroleum products and different chemical products. A single chord unit includes at least one converter and two probes with supports and cables. The dual chord versions (two speed measurements on the same pipe) are used to overcome hydraulic disturbance.
Technology – Ultrasonic
Fluid – For liquids
Other characteristics – In-line
Nature of equipment
Fixed flow meter
Pipe diameters
Up to 3300 mm
Standard mounted inputs/outputs
- 2 current outputs, 4-20mA (1000Ω galvanically isolated as a passive output/impedance of 150Ω as an active output),
- 2 static relay outputs (100V – 100mA – 10VA max).
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Gain
- Quality index
Maximum number of speed chord
2 chords
Available models
- Standard
- Dual pipe (identical probes)
- Dual probe
Typical applications
- Drinking/raw water: Measuring flow rate in water supply networks, measuring flow rate and metering in treatment works, supervising networks, monitoring processes, etc.
- Waste water: Measuring flow rate in pumping stations, in networks, at purification plant intakes/outputs, etc.
- Raw water: System supervision , flow measurement in fire mains, etc.
- Energy: Penstock monitoring (Hydro Electric), water metering for air conditioning, etc.
- Chemical products: Managing networks, measuring the flow rate of acids, chlorides, etc.
- Hydrocarbons: Flow measurement in fuel distribution systems, flow measurement in multiproduct pipelines, etc.
- Refineries: Process flow measurement
ultraflux Ultrasonic Flowmeter- minisonic_2000_Datasheet

Minisonic G
For Compressed air
For Gas
In-line
The perfect flow meter for your diagnosis
DESCRIPTION
The Ultraflux Minisonic G ultrasound flow meter can measure medium and high pressure gas flow taking account of the different flow regimes and without creating interference. This device can adapt to large flow variations with no impact on load loss. In addition, the Minisonic G flow meter is unaffected by dust or erosion, is accurate without requiring frequent recalibration and indicates all the data (instantaneous, total, minimum, maximum, etc.) governing gas sales contracts.
Minisonic G is an accurate and economical instrument for the instantaneous actual flowrate measurement of gas. The flowmeter accepts the PTZ corrector to obtain the normal flowrate. This ultrasonic instrument resolves all industrial needs. In standard they offer : – A display of flow and volume, of the direction and gas velocity, – One 4-20mA output, 2 relays, 1 serial link, 1 software for PC. It includes a very lastest electronic technology combined with highly digital signal porcessing technics and with more resources such as : – echo analyser with automatic control (ESC mode : ‘auto-focus’ for the ultrasonic signals) – zero offset adjustment for a reliable results – high resolution time measurement < 0.1 ns – an enhanced emission power – a better noise rejection – ergonomic keypad and menu calibration backlighted display – possible to set a second 4-20 mA output
Technology – Ultrasonic
Fluid – For compressed air, for gas
Other characteristics – In-line
Nature of equipment
Fixed flow meter
Pipe diameters
Up to 1500 mm
Standard mounted inputs/outputs
- 2 current outputs, 4-20mA (1000Ω galvanically isolated as a passive output/impedance of 150Ω as an active output),
- 2 static relay outputs (100V – 100mA – 10VA max).
Optional inputs/outputs
–
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Gain
- Quality index
Maximum number of speed chord
2 chords
Available Models
- Standard
- Dual pipe (identical probes)
- Dual chords
Typical applications
- Aeraulic: Air flow measurement for test bench.
- Mechanical ventilation: Air flow assessment.
- Industrial sector: Flow measurement in compressed air systems.
- Semi-conductor manufacturing: Nitrogen flow measurement.
Ultraflux minisonic_g_Datasheet

Uf 811
Available models
- Standard
- Dual pipe
- Dual chord
- Calorimeter
- Dual calorimeter
The perfect flow meter for your diagnosis
DESCRIPTION
The Ultraflux Uf 811 flow meter is intended for permanent measurement of process flows. Compact and high performance, it is ideal for measuring the flow of your drinking, waste, demineralised and purified water networks as well as any other fluid transparent to ultrasound. Ultraflux, with this device, confirms its expertise in ultrasonic wave transit time difference. This converter offers a wide dynamic measuring range and guarantees accurate, stable and reliable results even in extreme measurement conditions.
Nature of equipment
Fixed flow meter
Standard mounted inputs/outputs
–
Optional inputs/outputs
Up to 4 modules to choose from:
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay outputs (50V – 10mA) usable as frequency outputs (up to 1kHz),
- 2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 to 15V voltage,
- 2 contact 5V inputs (pulse or state).
Protection
IP 68
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum number of speed chord
2 chords
Available models
- Standard
- Dual pipe
- Dual chord
- Calorimeter
- Dual calorimeter
Typical applications
- Drinking water: Flow measurement and metering in treatment station works, abstraction flow measurement, etc.
- Waste water: Flow measurement at pumping stations, in systems, inlets/outfalls in treatment works, etc.
- Raw water: Flow measurement in fire mains, system monitoring, etc.
- Climate engineering: Energy assessment.
- Chemical products: Flow measurement for all products, even aggressive chemicals (such as chlorides and acids, etc.).
- Pharmaceutical sector: Ultrapure water flows, purified water system processes, etc.
- Automotive, food and farming, energy, etc.
Ultraflux Uf-811 Datasheet

Uf 821
Available models
- Single pipe
- Multi-pipe
The perfect flow meter for your diagnosis
DESCRIPTION
The Uf 821 flow meter is used to measure the flow of liquids in full pipe up to a diameter of 10,000 mm. Configurable via USB port, it is available in single and multi pipe versions and can integrate up to 4 measurement chords. It comes with an LCD graphic display and measurement validation indicators. Equipped with a multi-variable data-logger and maths functions generator, it can also receive optional input/out modules (analogue, digital, temperature, etc.). The Uf 821 takes into account the different flow regimes by Reynolds number calculation.
Nature of equipment
Fixed flow meter
Standard mounted inputs/outputs
–
Optional inputs/outputs
Up to 4 modules to choose from:
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay outputs usable as frequency outputs (up to 1kHz),
- 2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 to 15V voltage,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5V inputs (pulse or state).
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum number of speed chord
4 chords
Available models
- Single pipe
- Multi-pipe
Typical applications
- Drinking/raw water: Measuring flow rate and metering, supervising networks, etc.
- Waste water: Measuring flow rate in pumping stations, at purification plant intakes/outputs, in networks, etc.
- Environmental engineering: Energy balance report.
- Chemical products: Measuring the flow rate of acids, chlorides, overheated water, etc.
- Pharmaceutical sector: Demineralised water system processes, etc.
- Automotive, agri-food, energy, etc.
Ultraflux uf_821_Datasheet

Uf 831
- For liquids
- Open channel
- Clamp-on
The perfect flow meter for your diagnosis
DESCRIPTION
The Ultraflux Uf 831 flow meter uses dual DSP (Digital Signal Processor) technology for echo measurement in difficult conditions. This device also includes up to ten input/output modules, a 536,886 data item store and optional communication module enabling dialogue with most common protocols (including Ethernet). The Uf 831 guarantees reliable, accurate and stable results even in extreme measurement conditions.
Nature of equipment
Fixed flow meter
Standard mounted inputs/outputs
- 1 isolated active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay digital outputs (50V – 10mA) usable on frequency outputs.
Optional inputs/outputs
Up to 8 modules to choose from:
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay outputs (50V – 10mA) usable as frequency outputs (up to 1kHz),
- 2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 to 15V voltage,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5V inputs (pulse or state).
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum number of speed chord
8 chords
Available models
- Single pipe
- Multi-pipe
Typical applications
- Aeraulics: Measuring air flow rate for test benches.
- Raw water and drinking water: Flow measurement and metering, process control, system supervision, etc.
- Climate engineering: Water metering (hot or cold) for air conditioning.
- Chemical products, even aggressive liquids: Process control, system management, etc.
- Food/farming products
- Crude oil: Management of samplers for controlling loading/unloading, etc.
- Refined oil products or liquefied gas (LPG): Regulation and control of transport system, etc.
- Energy: Calculation of the yield from hydroelectric power stations.
Ultraflux uf_831_Datasheet

Uf 841
- Single pipe
- Multi-pipe
The perfect flow meter for your diagnosis
DESCRIPTION
The latest addition to the Ultraflux range, the Uf 841 ultrasound flow meter has been specially designed for use in high risk zones. All its components are protected in its robust stainless steel unit. This ATEX certified flow meter allows you to undertake reliable measurements in complete safety. This converter can be coupled with different probes in the Ultraflux range.
Nature of equipment
Fixed flow meter for use in hazardous explosive atmospheres
Conditions of use
On full pipes
Pipe diameters
- Up to 10000 mm for liquids,
- Up to 1500 mm for gas.
Standard mounted inputs/outputs
–
Optional inputs/outputs
Jusqu’à 4 modules simples (ou 2 modules doubles) parmi :
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay outputs usable as frequency outputs (up to 1kHz),
- 2 isolated current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 t o 15V voltage,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5 V inputs (pulse or state).
Protection
IP 66 & IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed),
- Gain,
- Quality index.
Maximum number of speed chord
4
Available models
- Single pipe
- Multi-pipe
Typical applications
- Offshore: High-pressure gas flow, injected water flow, crude oil flow, condensate flow, injection fluid flow, etc.
- Hydrocarbons: Gas flow, monophasic liquid flow, crude and refined product flow, etc.
uf_841_Datasheet
Fixed flow meters (open channels)

Uf 811 CO
- Standard
- Dual channel
- Dual chord
The perfect flow meter for your diagnosis
DESCRIPTION
The Uf 811 CO flow meter has been designed to measure free surface flows (open channels, small rivers or partially filled pipes). Robust and compact, it is nonetheless a high performance device. The dual chord version offers optimised accuracy for measurements in difficult hydraulic conditions. Versatile, the dual channel version can carry out 2 measurement points on 2 different outfalls with 1 single device and can integrate up to 3 Input/Output modules (analogue, digital, etc.).
Nature of equipment
Fixed flow meter
Width of channel
Up to 30m (in clean water)
Standard mounted inputs/outputs
2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA
Optional inputs/outputs
Up to 3 modules to choose from:
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay output s usable as frequency outputs (up t o 1kHz),
- 2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 to 15V voltage ,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5 V inputs (pulse or state).
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum number of speed chord
2 chords
Available models
- Standard
- Dual channel
- Dual chord
Typical applications
- Waste water: Flow measurement at treatment works inlets/outfalls (small channels).
- Raw water: Flow measurement in irrigation channels, small rivers, etc.
uf_811_co_Datasheet

Uf 821 CO/RV
- Single channel
- Multi-channel
- River
The perfect flow meter for your diagnosis
DESCRIPTION
This latest generation ultrasound flow meter has a graphic display and boasts advanced functions (maths functions generator, multi-variable data logger, height/speed law degraded mode, possibility of integrating an external chord, etc.). Complete and reliable, the Uf 821 CO and Uf 821 RV use a calculation method compliant with ISO standard 6416 and a diameter definition in 20 points height/width and 20 points left/right.
Nature of equipment
Fixed flow meter
Width of channel/river
- Channels up to 30m (width)
- Rivers up to 300m (distance between banks)
Standard mounted inputs/outputs
2 isolated current inputs 4-20mA, 0-20mA, 0-24mA (single module)*
* For 4 channels, 2 modules are required (4 inputs)
Optional inputs/outputs
Up to 3 single modules to choose from:
- 1 isolated, active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay output s usable as frequency outputs ( up to 1kHz),
- 2 isolated, passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 t o 15V voltage,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5 V inputs (pulse or state).
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum number of speed chord
4 chords
Available models
- Single channel
- Multi-channel
- River
Typical applications
- Waste water: Measuring flow rate in sewage systems, at purification plant intakes/outputs, in small channels, etc.
- Raw water: Measuring flow rate in irrigation channels, rivers or streams, etc.
uf_821co_Datasheet

Uf 831 CO/RV
- Single channel
- Multi-channel
- River
The perfect flow meter for your diagnosis
DESCRIPTION
The Uf 831 CO and Uf 831 RV flow meters have been designed for flow measurement of free surface flows. They are high performance devices and can integrate up to 8 speed chords and take into account 4 water height measurements. Versatile, the multi channel version can carry out 8 measurement points on 8 different outfalls with 1 single device and can integrate up to 10 Input/Output modules (analogue, digital, etc.). In addition, these devices have a graphic display and boast advanced functions (maths functions generator, multi-variable data logger, height/speed law degraded mode, possibility of integrating an external chord).
Nature of equipment
Fixed flow meter
Standard mounted inputs/outputs
3 to 6 mandatory base modules:
- 1 isolated active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay digital outputs (50V – 10mA) usable on frequency outputs,
- 2 isolated current inputs 4-20mA, 0-20mA, 0-24mA.
Optional inputs/outputs
Jusqu’à 7 modules à choisir parmi :
- 1 isolated active analogue output: current 4-20mA, 0-20mA, 0-24mA,
- 2 static relay outputs usable as frequency outputs ( up to 1kHz),
- 2 isolated,passive current inputs 4-20mA, 0-20mA, 0-24mA,
- 2 isolated, passive analogue 0-10V inputs: 0 to 15V voltage,
- 2 PT100/PT1000 temperature inputs – taking up the physical space of 2 modules,
- 2 contact 5V inputs (pulse or state).
Protection
IP 67
Accuracy
Up to 0,5 %
Troubleshooting help
- Oscilloscope function (echo displayed)
- Gain
- Quality index
Maximum
8 chords
Available models
- Single channel
- Multi-channel
- River
Typical applications
- Waste water: Measuring flow rate at purification plant intakes/outputs, measuring flow rate in combined or separate sewer systems, etc.
- Raw water: Measuring flow rate in irrigation channels, measuring flow rate in rivers up to 500 m wide, measuring flow rate in rainwater harvesting networks, etc.
uf_831co_Datasheet
Speed Meter

Minisonic SPEED – Ultrasonic speed meter
The perfect flow meter for your diagnosis
DESCRIPTION
Ultraflux Minisonic Speed Ultrasonic speed meter
Fluids measured
liquids
Channels up to
50m (width)
Rivers up to
up to 50 m (distance between banks)
Models
- Standard
- Dual chord
Typical Applications
Drinking water:
Speed measurement
in treatment station,
in adduction systems
Waste water:
Speed measurement
of unit systems
Untreated water:
Speed measurement
in irrigation channels
Chemical products,
Food and farming:
Speed measurement
in partially filled pipe