
measure analyse optimise co Sira MC160303/00 Sira MC170320/00 Sira MC170321/00 IoT-Ready Flow Measurement Technology NivuFlow 750 Highly accurate flow measurement for lightly polluted and polluted media in full and partial filling
Open the catalog to page 1Innovation, reliability and maximum accuracy Together with the sensors, the NivuFlow 750 forms a stationary measuring system for continuous flow measurement and flow control for low to heavily contaminated media of various compositions. It is used in part filled and full flumes, canals and pipes of various geometries and dimensions. The measurement transducer is able to record the current flow rate at a maximum of 3 different measuring points with up to 81 flow velocity sensors.
Open the catalog to page 2Flow measurement systems at the highest technical level nitoring is cer tif Mo ie ac Extensive diagnostic functions for safe and fast commissioning and maintenance Self-monitoring and self-diagnosis with status output in accordance with Namur NE 107 Cycle operation for autonomous measurements Combination of several partial measurement points with different measurement methods in one overall measurement Also suitable for the most difficult applications Measurement of the real flow velocity profile Up to 32 individual velocities per sensor Integrated, scientifically developed flow models Worldwide...
Open the catalog to page 3The right sensor for each application A wide selection of sensor designs is available for measuring flow velocity and flow level in flumes, pipes and canals ranging from very small to several metres in size: Flow velocity sensors with and without integrated flow level measurement as well as air-ultrasonic flow level sensors. Highly resistant sensors in PEEK design with Hastelloy mounting plates or in titanium design and FEP-protected cables withstand even highly aggressive and corrosive environments. Your benefits Air-ultrasonic sensor for level measurement, Mounting in the channel head Flow...
Open the catalog to page 4Application ExamplesPump Stations ■ Quick and easy retrofitting to all pipework materials ■ No cutting or dismantling of existing pipes ■ Reliable and accurate measurement of slightly polluted media through to to sludge Control Measurement Section ■ Measurement and control of transfer volumes in rainwater treatment plants ■ Reliable and accurate recording of night-time discharges, dry and rainwater volumes ■ Intelligent control algorithms for surge detection, quick close and flush-free as well as automatic flushing functions ■ Easy integration into higher-level sewer management systems Measurement...
Open the catalog to page 5Nivu Flow 750 - Universal transmitter The intuitive one-hand operation and the bright high-resolution colour display allow quick, easy and cost-efficient commissioning on site. Additional input devices or software are not required. The latest integrated numeric discharge models enable more accurate, more stable and more reliable determination of flow rates even under very difficult measurement conditions. The 3D flow profile is calculated in real time and is reproducibly and verifiably indicated on the transmitter display. Factors influencing the calculation results such as channel shapes, discharge...
Open the catalog to page 6Sensor Monitoring and Self Diagnostics An integrated, fully automatic evaluation algorithm allows a continuous check for any maintenance requirements or a necessary check of the measurement system. A Namur NE 107-compliant diagnosis and status evaluation informs the operator about maintenance requirements, wear, sensor damage or destruction, as well as spillage or silting up of the measurement point. The sensor states classified in accordance with the Namur NE 107 protocol are shown on the graphic display using a colour-coded display and Namur-defined symbols. They can be transmitted via Modbus,...
Open the catalog to page 7How the NivuFlow 750 measures Flow cannot be measured directly. Multiple factors are required to detect the flow Q: average flow velocity v (average) and the flow cross section A which leads to the general formula: Q = v(average) • A The flow measurement principle as video under: www.nivus.com The flow cross section A is investigated by continuously measuring the filling level considering the channel shape. The flow velocity is detected by using the particles‘ velocity. Most media contain a certain load of dirt particles or gas bubbles which move in the same velocity as the liquid itself
Open the catalog to page 8Your benefits ■ Highest measurement accuracy even under backwater conditions ■ Determination and indication of flow profiles at the measuring point ■ Scientifically tested, channel-specific mathematical flow models ■ Calculation of the near-wall flow velocity distributions and the horizontal velocity profile ■ Velocity integration over the entire cross-section ■ Ideal for determining the average flow velocity even with hydraulically disturbed channels The measurement method used for flow velocity determination is based on the principle of ultrasonic reflection. One of the most modern and most...
Open the catalog to page 9■ Integrated data logger for high data security and large storage capacity ■ Stored data can be read out at any time using integrated, global connectivity ■ Online operation and online para-meterisation (remote control) ■ Quick and comprehensive remote diagnosis of the entire measuring point NIVUS Data Portal MPX Multiplexer / iXT Ex Separation Module At measurement points with several flow velocity and level sensors, the MPX Multiplexer makes it possible to reduce the number of sensor cables to be laid to the transmitter. The signals and the power supply of the sensors are bundled and transmitted...
Open the catalog to page 10Perfect solutions from a single source Contemporary and accurate measurement technology that you can always rely on is a matter of course for us. When realising your measurement projects, we are happy to support you with our decades of expertise in defining suitable measurement methods and with on-site inspections to determine the optimum installation point. We are also happy to help with the measurement planning of the tender in compliance with the authorities. Our control cabinet construction division realises your wishes for the onsite accommodation of measurement and transmission technology,...
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