Analytical Instrumentation & Environmental Monitoring


Latest Articles

Radiation monitoring in industry
September 2003
"The presence of uranium and/or thorium in many of the South African ore deposits, causes a significant amount of metal scrap from mining and minerals processing operations to be contaminated with naturally occurring radioactivity."

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Stack gas analyser for hot/wet analysis
September 2003, Infrastructure
Ametek's 910 mass emission analyser uses the 920 stack gas analyser for the analysis of SO2. It maintains the sample above the water dew point and analyses on a hot/wet basis. An important fact is that ...

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Range of field gas detectors
August 2003, Spero Sensors & Instrumentation, Products & Solutions
The Captex and CEX 800 detectors are meant for small size applications. The most widely used detector type CEX 810 AD is a three-wire bridge signal, housed in a flame-proof enclosure. For high temperatures ...

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Versatile modular radio network keeps cost of environmental monitoring under control
August 2003
With its Versanet low power radio network, Radio Data Technology (RDT) is aiming to bring the benefits of low cost communications to a wider range of environmental monitoring and analysis applications. The ...

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Explosion-proof field analyser for gas measurements
August 2003, Siemens South Africa, Transport (Industry)
The Calomat 6 gas analyser from Siemens Automation and Drives (A&D) for continuous measurement of hydrogen and inert gases is also available in an IP65 field version. This has been specially designed ...

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Multigas analyser
July 2003
Ametek's Model 922 multigas analyser is a 19" rack-mounted unit that can be integrated into CEM systems, or used alone for a variety of gas monitoring applications. Up to five different gas types can ...

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Electrodes for high pH measurements
July 2003, PREI Instrumentation, Asset Management, Products & Solutions
There is no glass formulation currently available that has zero sodium ion error (alkaline error). Since there will be some error, it is important that the error be constant and reproducible. With many ...

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Cap lamp-mounted CO warning device
July 2003, Spero Sensors & Instrumentation
Since its release in 1993 more than 12 000 of Spero's Toxalarms have been sold into the mining industry. Spero is proud of its 10 years in the field, and believes that the device has become the 'de-facto' ...

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Electrochemical gas sensors
July 2003, Products & Solutions
e2v technologies has introduced a new range of electrochemical gas sensors. Available in two sizes, the sensors are designed for the measurement of oxygen, carbon monoxide and hydrogen sulphide, together ...

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Loop-powered transmitters
July 2003, PREI Instrumentation
GLI has produced a series of inexpensive loop-powered indicating transmitters, available from PREI Instrumentation. They have been designed for either pH/ORP, conductivity (contacting ...

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Environmental management monitoring and interlocking system
July 2003, Spero Sensors & Instrumentation
Sperosens has delivered and installed more than 150 of its MM100 methane and water interlocking systems for mechanical miners since the system was introduced during 1975. The system has been approved ...

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Portable universal power analyser
July 2003, Timecount
The UPM6001 Universal Power Meter, available from Timecount, is a compact, portable analyser for measuring electrical parameters on single, two and three phase systems, as well as on DC systems. Measuring ...

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Beta gauge particulate monitor
July 2003
Verewa's F-701 beta gauge particulate monitor determines particulate concentration by measuring the amount of radiation a sample absorbs when exposed to a radioactive source. In general, the more energy ...

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Multiparameter probe for water quality monitoring
July 2003, N&Z Instrumentation & Control
The TROLL is a reliable and cost effective device for measuring and recording quality of surface and ground water. The probe measures up to nine parameters simultaneously, giving the user a choice of ...

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COD or TOC determination using SAC - a sum parameter with a future
June 2003, Endress+Hauser South Africa
The CSS 70 SAC probe can be used wherever correlation factors need to be determined between TOC (total organic carbon) or COD (chemical oxygen demand) parameters

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Customised wastewater application package
June 2003, Endress+Hauser South Africa
When monitoring a wastewater treatment plant and its sewer networks, the primary objective is to identify invalid or unwanted operational conditions timeously, allowing for preventative remedial action. ...

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Portable fluid sampler
June 2003, PREI Instrumentation
The Manning portable peristaltic fluid samplers from PREI Instrumentation use a unique 9,5 mm ID peristaltic pump that significantly increases tubing life without sacrificing pump performance. The body ...

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Portable sludge density analyser
June 2003, Protea Automation Solutions
Protea Automation Solutions have introduced a new handheld interface analyser for monitoring the depth of sludge deposits and sludge densities in applications such as sewage treatment plants, mining thickeners, ...

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pH measurement in the headbox
May 2003, Automation Control Solutions
The last opportunity to control the pH of the pulp slurry occurs at the headbox

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Stack emission monitor withstands 500°C
May 2003, Spero Sensors & Instrumentation
Spero Group reports that the Oldham France EP1000 stack monitor is well received by various South African companies because of the unique features and stability of the product. Outstanding features ...

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