Flow Measurement & Control


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Simple flow verification
December 2004
Flow is a difficult measurement to verify. It usually means the insertion of a master flowmeter, or the removal of a flowmeter to be sent away to a flow laboratory. An old technology is making a comeback, ...

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Hot-retractable pitot flow sensor
November 2004
To make the 'medicine go down' at the largest pharmaceutical plant in the world, flow measurement of chilled, process and effluent water, steam and air flows are all carried out using Retractable Torbar ...

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Custody transfer of gas
November 2004, Dupleix Liquid Meters (DLM)
Dupleix Liquid Meters (DLM) is offering Solartron Mobrey's powerful, new quad-stream gas flow computer. It is said to be the first to offer network managers an integrated solution for reliable, high accuracy ...

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Flow switch monitors
November 2004, Allpronix
Alltron Instruments' new range of flow switches (manufactured by Sitron) are cost-effective thermal dispersion flow switch monitors. These compact switches have no moving parts and they can monitor the ...

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Turbine flowmeter
November 2004
Petroleum gas is considered to be one of the most important energy resources in today's - and particularly tomorrow's - world. In the gas industry, flowmeters are known as reliable and robust field instruments. ...

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Variety of flowmeters
November 2004, Siemens South Africa, Products & Solutions
The Siemens Sitrans F series flowmeters offer highly accurate and reliable measurement of flow rates for liquids of various consistencies, gases and vapours, using electromagnetic, ultrasonic or mechanical ...

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Magnetic flowmeters
November 2004, Allpronix, Access Control & Identity Management
Alltron Instruments is offering a range of magnetic flowmeters from Arkon in Europe, which are suited for applications from wastewater to harsh chemical situations. With five different models to select ...

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Wastewater plant optimisation: Part 4 - Potential savings in wastewater/sludge treatment
October 2004, Endress+Hauser South Africa
The use of modern instrumentation and control systems, in the various stages of the wastewater treatment plant process, permits controlled wastewater and sludge treatment

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Realtime clocks have small footprint
22 September 2004, Electrocomp, CST Electronics, DSP, Micros & Memory
Dallas Semiconductor's DS139x (DS1390, DS1391, DS1392, and DS1393) family of 3-/4-wire or SPI-bus realtime clocks feature automatic power switching, trickle-charge output, alarm, microprocessor reset, ...

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Wastewater plant optimisation: Part 3 - Total cost of ownership and automation
September 2004, Endress+Hauser South Africa
This article takes a look at optimising the measuring point, and how this will save the plant owner on maintenance cost and downtime

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Gas flowmeter for custody transfer flow measurement
September 2004, KROHNE
With the introduction of the Altosonic V, Krohne pioneered multibeam measurement, multiproduct measurement, and contributed significantly to custody transfer technology. It is believed that the success ...

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New turbidity meter
September 2004, PREI Instrumentation
The 1720 series of low range turbidity meters (began in 1976) have been regularly upgraded and the latest 1720E turbidimeter is an online instrument designed to continuously monitor turbidity in the range ...

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Suspended solids/turbidity monitor
August 2004, Dupleix Liquid Meters (DLM)
MSM300 is a suspended solids measurement system from Dupleix Liquid Meters (DLM) manufactured by Solartron Mobrey. Comprising of a control unit and choice of infrared sensors, the system offers simple ...

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Solutions for wastewater and other industry processes
August 2004, Festo South Africa, Security Services & Risk Management
Sensor boxes that provide a reliable position feedback function, particularly with swivel drives in the field of water/wastewater treatment, and a local controller for opening and closing main valves ...

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Flowmeter suitable for food and semi-solid applications
August 2004, Spero Sensors & Instrumentation, Infrastructure, Security Services & Risk Management, Products & Solutions
This flow captor is a flowmeter for food and industrial applications, and is suitable for the measurement of liquids, semi-solids and a wide range of corrosive media. The small compact unit needs no additional ...

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Coriolis mass flowmeter with direct in-line viscosity measurement
July 2004, Endress+Hauser South Africa
Like most of the Coriolis Promass range of flowmeters, Promass I is also capable of measuring density

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General purpose flow monitor
July 2004, Protea Automation Solutions
FCI's 12-64B flow monitor is a general purpose device for use over a wide flow range. Any type of external control system can be actuated from either the normally open or normally closed output contacts ...

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Under what circumstances should you use Doppler flowmeters? Part 2
June 2004
Doppler flowmeters are a cost-effective, nonintrusive solution to measuring flow in full pipes carrying fluids with useful sonic scatterers, such as sludges, slurries, emulsions, dispersions and pulps

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Electromagnetic measurement now more affordable
June 2004, Endress+Hauser South Africa
Over the past few years, the electromagnetic measuring principle has established itself as the first-choice solution where the flow of aqueous media had to be precisely determined. Instrumentation specialist, ...

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Stack gas flow monitor
June 2004
Durag's D-FL-100 measuring system continuously determines the flow velocity and the flow rate of the exhaust gas. Alarm levels are pre-selectable and any alarms will be indicated inertia-free, permitting ...

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