PREI Instrumentation

Tel: +27 11 867 5001
Fax: +27 11 867 7631
Email: sales@prei.co.za
www: www.prei.co.za
more information about PREI Instrumentation

Portable digital liquid anlaysis systems
January 2007, Analytical Instrumentation & Environmental Monitoring

Hach has released the new HQd series of portable digital meters. They use the new IntelliCAL digital probes to monitor pH, conductivity, and dissolved oxygen. The HQ40d has dual probe input and simultaneously ...
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Non-contact infrared temperature transmitter
December 2006, Temperature Measurement

The new Convir DL series from Calex Electronics is a range of high temperature fast response non-contact infrared temperature switches. They are designed for use in the detection of hot metal parts, or ...
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Non-contact infrared temperature sensor
December 2006, Temperature Measurement

The new VL miniature infrared temperature sensor from Calex Electronics is designed to offer maximum flexibility in the smallest possible package. This advanced sensor has an ultra-compact sensing head ...
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Textile dye colour is pH dependent
November 2006, Analytical Instrumentation & Environmental Monitoring

The purity and the colour tone of the textiles depend on the accurate measurement of the dye pH value. By controlling the pH value, undesirable reactions may be avoided and a highly defined product obtained. Azo-dyes ...
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Suspended solids and turbidity measured accurately
October 2006, Sensors & Transducers

Hach SOLITAX sc sensors provide accurate, colour-independent measurement of turbidity and suspended solids in drinking water, wastewater, and industrial process applications. A self-cleaning device prevents ...
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High-power, low-cost, infrared thermometer
October 2006, Temperature Measurement

The new ST8839 handheld thermometer offers a great blend of high performance and outstanding value, providing an ideal solution for customers that need cutting edge technology on a budget. The ST8839 ...
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Hydrocarbon gas sensors
October 2006, Sensors & Transducers

In almost all chemical and petrochemical plants, it is necessary to monitor gas levels of toxic or explosive gases to prevent explosions or loss of life. In particular, methane, ethylene, ammonia, hydrogen ...
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Vibration transmitters measure radial shaft displacement and shaft thrust position
September 2006, Maintenance, Test & Measurement, Calibration

The new TXR and TXA proximity probe transmitters from Metrix represent a step forward in vibration proximity transmitters. The model TXR 5465 measures radial shaft displacement and the TXA 5488 is used ...
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Maintaining process plants
September 2006, Maintenance, Test & Measurement, Calibration

Process plants generally have electric motors and other rotating machinery which need to be monitored to avoid unexpected and inconvenient stoppages. Routine checking of the vibration with a small pocket-size ...
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Differential pressure transducers offer bi-directional capabilities
August 2006, Pressure Measurement & Control

Honeywell Sensotec's TRUE wet/wet differential pressure transducers and transmitters are designed to meet the needs of the pressure sensing industry where applications require both high line pressure ...
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Loop-powered AC current transducers
July 2006, Sensors & Transducers

A range of both cable and busbar mounted current transducers which are locally manufactured for PREI Instrumentation, are 2-wire loop-powered devices with an output of 4-20 mA that can be integrated directly ...
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Cellphone style thermal imager
July 2006, Temperature Measurement

The Mobir M4 Thermal Imaging Camera from PREI Instrumentation resembles a cellular phone in size, design and weight, but has the imaging capabilities normally associated with a much larger unit. It has ...
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