Flow Measurement & Control


Latest Articles

Ultrasonic flow measurement stands the test of time
May 2004
Controlotron Corporation, based in New York, USA, pioneered the world's first practical clamp-on ultrasonic flowmeter with the introduction of its clamp-on wide beam technology flowmeter in 1972. The ...

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Realtime flow measurement
May 2004
The Hawk FMA-10 Flow Master is an ultrasonic flow measurement system providing realtime flow measurement of liquid materials with a continuous 4 to 20 mA output. The head, flow rate and flow volume data ...

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Pressure sensors for flow and level measurement
May 2004, Endress+Hauser South Africa
Pressure is one of the most frequently measured variables in process engineering. Apart from monitoring container and pipe pressure to ensure safe operation, pressure is also used to determine other process ...

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Keeping tabs on compressed air
May 2004
The new Metris compressed air flow monitors from IFM Electronic provide a convenient and cost-effective way of monitoring compressed air consumption, making it easy for users to ensure that this expensive ...

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Waste not, want not - the management of a large water treatment plant
April 2004
PMSXpro includes all components required for measurement, display, alarm-function, protocol functions and archiving of process data for surveillance, control and operation of the plant

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Giant flowmeter producer rose from the ashes of WWII
April 2004, KROHNE
The principals represented by Krohne in South Africa are Zellweger, Michell, Mettler Toledo, Hycontrol, B.T.G., Ronan, P.T.L. Hermann and Trendview

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Wastewater plant optimisation - Part 1: Automatic control of primary sludge discharge
April 2004, Endress+Hauser South Africa
The first area we will discuss is the primary settling tank or PST

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Solving tricky flood problem for water companies
April 2004, Dupleix Liquid Meters Flow Control (DLM)
Unforeseen increased rainfall can create a problem for sewage networks and treatment plants. Bypass systems - originally designed to protect sewage works from occasional freak conditions - divert excess ...

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Concrete facts strengthen case for flowmeter
April 2004, KROHNE, Surveillance
Electromagnetic flowmeters from Krohne are fast becoming the first choice among readymix concrete producers for measuring the flow of abrasive semi-slurried wastewater used in the production process. ...

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PD meters - design offers improved performance
February 2004, C&F Technologies
The VSE gear-type positive displacement flowmeters are designed for use with fluids having lubricity and viscosities up to 100 000 cSt. Performance characteristics that surround these meters include an ...

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Cost-saving universal flowmeter
January 2004, KROHNE
Based on over 30 years of experience in ultrasonic flowmetering and extensive in-house R&D, Krohne believes that it has developed a truly universal ultrasonic flowmeter. Independent of the flow profile, ...

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Maintaining a steady hopper discharge
January 2004, Design Automation
Pelchem, division of NECSA in Pelindaba, have been able to resolve difficulties maintaining uptime with the purchase of a Promoflow from Mucon for its moist sodium bi-fluoride (NaF HF) hopper. The Mucon ...

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Magnetic flowmeter uses hygienic trapezoidal seal technology
December 2003, KROHNE
In May this year Achema saw the unveiling of Variflux 6000, a high performance, sterile electromagnetic flowmeter from Krohne for use in a wide range of applications in pharmaceutical and chemical industries. ...

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Accurate measurement of low flow rates
December 2003, KROHNE
Krohne's Optimass 7000 series flowmeters lend themselves well to applications where relatively low mass flow rates need to be measured accurately - even in 'sticky' circumstances. Here are some examples ...

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Coriolis flowmeters a major success
November 2003, Endress+Hauser South Africa
The ability to concentrate a number of process parameters into a single measuring point is one of the major strengths of Coriolis meters

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Self-averaging pitot flowmeter upgrade
November 2003
Solartron Mobrey's KB Series averaging flowmeter sensor is now available from DLM (Dupleix Liquid Meters) in a new version for small pipes from 12 to 50 mm diameter. Further enhancements to the entire ...

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Robust Coriolis mass flowmeters
November 2003, Yokogawa South Africa
Yokogawa Europe recently released its Rotamass 3 series Coriolis mass flowmeter. The unit is an enhanced version of Rotamass, which is Yokogawa's best-in-class in-situ performance mass flowmeter featuring ...

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Dedicated dual frequency Doppler flowmeter
November 2003
Combining Dual Frequency Doppler (DFD) technology with digital signal processing, the Polysonics SX40 features significantly enhanced external noise immunity than standard Doppler technology. The DFD ...

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A sterile solution for flow
November 2003, KROHNE
A high performance, sterile electromagnetic flowmeter for use in a wide range of applications in the pharmaceutical and chemical industries is available from Krohne, with the launch of Variflux 6000. Variflux ...

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Variable area flowmeter for hygiene-critical applications
November 2003, KROHNE
Krohne's widely-used H250 variable area flowmeter is now available with a stainless steel M9 indicator housing, creating the option of an easy to clean, aseptic unit, suitable for use in hygiene-critical ...

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