Analytical Instrumentation & Environmental Monitoring


Latest Articles

Lightning protection the bare facts
May 2000
Companies and property owners who have installed external lightning protection in accordance with SABS IEC codes are unaware that their computer and data communication systems still remain vulnerable to lightning.

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Rapid water activity measurement
May 2000, Action Instruments SA
A new analyser from Rotronic, the AwQuick, has been developed for the rapid determination of water activity values in laboratory and process applications. The AwQuick works in combination with the Rotronic ...

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New connector for ph probes
May 2000, Endress+Hauser South Africa
The biggest problem facing pH measurement is the connecting point of the electrodes. Due to the high impedance of the measuring point, even the smallest amount of humidity or dirt between the contacts ...

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Re-using chemicals and water used for cleaning process instalations
May 2000
In many cases, line injection is a good alternative to conventional generation and recovery tanks for certain clean-in-place (CIP) phases. CIP is built round the concept of recovering and reusing the ...

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Food industry gets a new conductivity transmitter
May 2000, Endress+Hauser South Africa
The new Smartec S CLD 132 is the latest conductivity transmitter from Endress+Hauser. Designed specifically for the food, beverage and bottling industries, the unit offers hygienic, electrodeless inductive ...

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Fibe-optic colour mark sensors - simpler design with higher resolution
May 2000, Turck Banner Southern Africa
Banner Engineering now offers the R55F Series fibre-optic colour mark sensors - compact, solid-state devices with high performance. Their high resolution can detect 16 levels of greyscale at up to 10 ...

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Standalone batch controller
May 2000
Based on consumer demand, Electrotest has developed a batching unit comprising a batching panel with pushbuttons for starting, stopping and resetting the batching cycle. The system uses an input from ...

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Transparent factory concept set to become the future of automation
April 2000
Linking manufacturing operations with systems throughout the entire enterprise, Transparent Factory is a truly open automation framework - helping users to take advantage of the benefits of plant-level ...

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Inventory Technology
April 2000
Inventory Technologies, established in 1997, is fast carving out a niche in the local market – and at the same time making its mark on the international technology scene. “Latter-day Davids taking on ...

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On-Line water quality monitoring system
April 2000
The Microtox-OS test system from Siemens Environmental Systems is an automated on-line water quality monitoring system that uses luminescent bacteria to detect the presence of organic and inorganic pollutants, ...

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New process pressure transmitter series
April 2000, VEGA Controls SA
The further improved high purity aluminium oxide ceramic diaphragm Certec measuring cell is used in the new Vegabar 40–44 Series. The instruments are the optimum solution for pressure measurement of ...

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Bioluminescent toxicity screening system
April 2000
BioOrbit's BioTox bioluminescent toxicity screening system is based on Vibrio fischeri. It supplies all the hardware to begin screening water soluble samples such as factory effluent, plus fresh water, ...

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Versatile motor drives
April 2000, Omron Electronics
The range of Omron motion control products from Yelland span from simple micro drives through high-performance flux vector inverters to servo and positioning modules in one unit. These are linked with ...

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Jet engine test facilityreplaces custom-built hardware with open architecture, PC-based control system
April 2000
The Pratt and Whitney production test facility in Middletown, Connecticut, tests approximately 100 jet engines per month, round the clock, every day of the year. Some of the engines tested are newly manufactured, ...

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Enterprise technology solutions
April 2000
Yokogawa's enterprise technology solutions is an advanced Yokogawa concept for integrated control, automation, monitoring and supervisory computer systems. Yokogawa in Europe executes major control automation ...

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Self-cleaning dissolved oxygen system
April 2000, PREI Instrumentation
The new membrane dissolved oxygen (D.O.) system from Great Lakes Instruments incorporates a sensor with a simple rechargeable cartridge membrane assembly, an air-blast self-cleaning system and an analyser ...

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Metering device offers flexibilty, predictive metering and energy information
April 2000
CHI Control, an ISO-9001 listed company, has represented Cutler-Hammer USA as sole distributor of low and medium voltage motor control equipment for industrial markets throughout sub-Saharan Africa for ...

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Monitor/event-recorder that protects machinery
April 2000
OmniWatch mounts into a panel and features a backlit LCD operator interface with intelligent soft-key controls for programming and interrogation. One of the differentiating features is the use of plug-in ...

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The Spero Group- ground breaking example of defence expertise spin off
March 2000, Spero Sensors & Instrumentation
The Spero group is yet another example of true South African entrepreneurship and innovation, and through sheer tenacity they endured the birth pains in an era where venture capital financing was unknown.

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A guide to cableless scada communication
March 2000
It will come as no surprise to the systems design engineer that the cost of installing process signal cables in scada systems can be a major portion of the total project cost. The 'connectivity' of modern ...

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