Intelligent field devices May 2005, Valmet Flow Control South Africa Smart field devices are being continuously developed to support and benefit end-users in their daily operations. Wizard-based guided start-up, advanced devices, process diagnostics, device optimisation ...
Knife gate valve reduces maintenance costs May 2005, Dupleix Liquid Meters (DLM) DLM's Rienzi knife gate valve is locally manufactured in an internationally unique process that extends the product's lifespan and reduces maintenance costs.
Manufactured and distributed in southern ...
Gas and liquid valve now certified for steam April 2005, Dupleix Liquid Meters (DLM) The 716H high-pressure valve, previously certified for use with gas and liquid applications has now been developed further. The National Board of boilermakers has now certified the 716H on steam to ASME ...
Forged high-pressure valves April 2005, Spirax Sarco South Africa The flagship of the Valvtechnologies' product line, includes integral seats, RAM hard coatings, a blow-out proof stem and live-loaded packing. Primarily used in high-energy applications in the power industry, ...
Problems in a Canadian plant April 2005, Michael Brown Control Engineering Case History 82
People often ask me if I find the same sort of problems in plants in countries other than Africa. My reply to this is that in every plant, in every country that I have visited, there ...
Loop optimisation questions answered March 2005, Michael Brown Control Engineering, Access Control & Identity Management Readers occasionally e-mail Michael Brown with questions after reading his articles. Michael felt - and I agree - that by publishing some of the discussion, it would probably be of value to others who ...
Process control loop management services March 2005, Protea Automation Solutions, Products & Solutions Protea Automation Solutions has introduced a range of comprehensive loop management services. The services are available for the I/A Series automation system from Foxboro as well as other process control ...
Pump control and monitoring using GSM cellular networks March 2005, Omniflex Remote Monitoring Specialists Omniflex has developed a Scaleable Telemetry Outstation for GSM cellular networks to support short message service (SMS) transmission of data from remote outstations that require monitoring and control. ...
Versatile valve positioner March 2005 The FY301 microprocessor-based positioner provides fast and accurate positioning of diaphragm or cylinder actuators. The FY301 produces a pressure output as required to position a control valve according ...
Fail-safe control valves in case of fire February 2005, Samson Controls The use of pneumatic control valves can now be taken into consideration even where sensitive applications are concerned
Intelligent control technology reduces idle time February 2005, Festo South Africa More space in the control cabinet with Festo FEC controllers – wiring costs are reduced by 40% and installation costs by 50%.
Powerful actuators for the Mozambique gas line February 2005, Spirax Sarco South Africa Last year Mitech supplied the two largest actuators it has made on 900 mm ASME900# ball valves, to be used for shutting off the main gas line from Mozambique to Secunda.
The Mitech Megatorque range ...
Valve controller with valve parameter feedback February 2005 The new Gefran 800 V controller comes with valve parameter feedback making valve controlled processes uncomplicated. Procedures that are valve controlled are often difficult to control accurately as the ...
Good control requires obedient valves February 2005, Michael Brown Control Engineering A feedback controller effectively calculates the amount of product that is required to be fed into the process. If, for example, the output (process demand - PD) of the controller is sitting at 50%, the ...
Understanding steam conditioning valves December 2004, Automation Control Solutions A steam-conditioning valve is used for the simultaneous reduction of steam pressure and temperature to the level required for a given application.
Actuators for many applications December 2004 Proportional control of pneumatic actuators is an area that SMC believes it has provided a solution for just about every application. Its proportional control instruments cover a range that includes linear ...
Valve automation solution for safety systems December 2004, Emerson Automation Solutions Emerson Process Management's valve automation division is offering SIL-PAC, a final control solution as part of a safety-instrumented system (SIS), designed to help protect against process upsets or failures. ...
Safety in combustion control November 2004 The Combustion Group (TCG) is offering the Series 8000 actuator valve from Maxon in the USA. Designed to withstand the abuse encountered in an industrial manufacturing environment, each shut-off valve ...
Linear and rotary pneumatic actuators November 2004 SMC's standard type linear positioner, series IP200, is suitable for remote positioning or stroke regulation of dose units, pumps, gears, drives, velocities, proportional apertures of valves and many ...
Industrial power tubes (valves) November 2004, Denver Technical Products Denver Technical Products, which has been active in the power tube business for the last 15 years, has now been appointed the South African distributor for e2v Industrial Power Tubes. E2v was previously ...
