Flow Measurement & Control


Latest Articles

Variable area flowmeter rating extended to IP67
November 2001
With over two million units installed worldwide, Krohne says that its H250 is accepted as the industry standard for variable area (VA) flowmeter. The flowmeter has been IP65 rated for some time now, but ...

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Flow measurement without weirs or flumes
November 2001, N&Z Instrumentation & Control
Area-velocity flowmeters make it possible to reliably measure flow in any part-filled pipes or in open channels without weirs/flumes. Industry is often faced with the problem of measuring flow in an ...

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World-first in flow measurement
November 2001
Interkama saw the introduction of what Krohne believes is a world-first - its new generation three-beam ultrasonic flowmeters for process and control measurements in the petrochemical and chemical industries. The ...

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In-line flow verification system
November 2001
The MagCheck portable electromagnetic flowmeter, from Krohne, performs a complete functionality check on flow heads, converters and cables while the flowmeter remains in-line. The MagCheck eliminates ...

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Ultrasonic anemometer for a complete picture of the wind
November 2001, METRON
A complete picture of the wind is of great importance for environmental issues. Up to now it has been prohibitively expensive to obtain a complete picture of the wind. Unaffordable ultrasonic anemometers ...

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State-of-the-art control and monitoring for water treatment works
October 2001
The control system comprises of networked PLCs, intelligent instrumentation, HMI panels, and a scada system for monitoring and operator intervention purposes.

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Two-wire flowmeter operates successfully on low supply voltages
October 2001
The Altoflux IFM 4042 has been successfully implemented into Albemarle's production process, because of its versatile application possibilities

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Simple, effective treatment of acid mine effluent
October 2001
"The beauty of this technology lies in its simplicity."

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Five million cycles
October 2001
In British Columbia, Canada, Tyco's Keystone K-LOK valves and Morin actuators have accumulated over 5 000 000 cycles without failure. The wastewater treatment plant operators of the District of Powell ...

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Comms converters for Namibian reservoir
October 2001
Advantech's ADAM-4520 converters are being used in a Namibian reservoir for interfacing between the various communication radios, which relay technical information to the various stations. The interfacing ...

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In-line water measurement of up to six parameters
October 2001
Siemens Environmental Systems now produces Censar, which it believes is a new concept in liquid measurement. By using the various electronic configurations, up to six parameters can be measured including ...

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Remote meter reading system
October 2001
A cost-effective, tamper-proof remote meter reading system has been developed and manufactured by a South African company, using low-cost, short-range RF transmitters. The RHM 104 system from Rotrax Technologies ...

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Vibration monitoring of water and waste pumps
October 2001, Temperature Controls
The key criteria for any pump or pumping system in the water and waste treatment industry, either above or below the ground, are reliability and longevity. Submersible pumps and pumping stations are ...

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Variable-area flowmeters
October 2001
Variable-area flowmeters, or Rotameters, are simple, economical and accurate flow measuring instruments. They consist of a tapered tube mounted vertically in the fluid stream with its larger diameter ...

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Long-life turbine flowmeters with nonwearing bearing
October 2001
Utilising a nonwearing bearing with low-drag pick-up coils and internal flow straighteners, Hoffer meters are claimed to achieve an unrivalled low pressure drop, repeatable to 0,25% of reading over the ...

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Flowmeter for hydrocarbon liquid measurement applications
September 2001
The BiRotor Plus complies with API Level B pulse output standards

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In-line water measurement of up to six parameters
September 2001
Siemens Environmental Systems has introduced Censar, said to be a new concept in liquid measurement. By using the various electronic configurations, up to six parameters can be measured including dissolved ...

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Doppler flow switch features easy installation
September 2001, Flowmetrix SA
The DFS2 Flowmetrix Doppler flow switch is a cost-effective solution to nonintrusive flow switching. The DFS2 is the latest edition to the Flowmetrix range of Doppler flow products. It offers enhanced ...

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Portable flowmeter
September 2001, N&Z Instrumentation & Control
The PDFM-IV portable Doppler flowmeter is designed for troubleshooting and quick spot checks. By using the built-in, three-key calibration system to enter pipe diameter, the unit will display, totalise ...

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The importance of recycling water in the pulp and paper industry
August 2001
Thuthuka is an established South African company providing turnkey solutions in water treatment, water reclamation, waste reclamation, waste management and related industrial environmental management

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