Actuator series offers 1:10 control ratio July 2003, News & Events, Security Services & Risk Management G. Kromschröder has developed a new series of actuators. The first member of this series is the 3-point step IC 20 actuator, with butterfly valves for air (BVA) and for gas (BVG).
The IC 20 actuator ...
Hygienic valves June 2003, Spirax Sarco South Africa A range of hygienic valves for use in the food, brewing and medical industries is available from Mitech. The locally designed and manufactured valves are mirror polished to discourage bacterial growth, ...
Flanged ball valves June 2003, Spirax Sarco South Africa, News & Events The flanged ball valves from Valvetechnologies have a bubble tight shut-off to ANSI FCI 70-2 which is achieved with an integral downstream seat that is completely protected from the flow path. The valves ...
Intelligent automation of on-off valves May 2003, Valve & Automation The NAF-SwitchIT intelligent on-off valve controller from NAF features on-line valve diagnostics as well as alarms
Knife gate valves ensure trouble free control May 2003 Selecting the correct valve for control applications normally poses many challenges to control engineers. In applications where fluid media with a significant solid content is difficult to control with ...
Lime dosing control valves April 2003, Spirax Sarco South Africa Mitech's locally designed and manufactured lime dosing control valves are erosion resistant and fit in the ring main. They have an anti-clogging design and are trim sized to suit the process data.
Rated ...
Ball valve endures the test April 2003, Spirax Sarco South Africa The standard metal-seated manual ball valve from Valvtechnologies is supplied with a four-year warranty when used for high-pressure water and steam isolation duties in power stations. This is of particular ...
Ball valves with 100% shutoff April 2003, Spirax Sarco South Africa Valvtechnologies' metal-seated ball valves are designed to operate in high temperatures, under extreme pressures, in erosive environments. Their integral seat design improves performance over conventional ...
Valves for low and high temperature gas applications April 2003, Spirax Sarco South Africa Mitech's damper valves are specifically used by the local industry and their largest damper supplied to date is 1,8 m in diameter and was made from stainless steel. The locally designed and manufactured ...
Electric actuator - an easy solution for complex processes April 2003 Complicated processes do not always require complex solutions. Utilising actuators for precise positioning of dampers and valves in process control can help to improve efficiency, reduce waste, and lower ...
On the selection of valves April 2003 Valve selection in the main is an arbitrary subject. It can be based on many factors such as tradition, operational experience, perceived suitability for process conditions, operational lifespan requirements, ...
Electric valve actuators ready for the latest fieldbus systems March 2003 The ELQ series plug in modules are used for a broad range of control options enabling the basic actuator specification to be easily extended to that of fully-fledged control valve actuator
Control valve supplier for demanding applications March 2003 DLM offers a comprehensive range of products sourced from leading international manufacturers, providing optimum solutions in a wide range of industries
Factors affecting control valve performance - Part 5: Valve sizing March 2003, Automation Control Solutions When selecting a valve, it is important to consider the valve style, inherent characteristic, and valve size that will provide the broadest possible control range for the application
Valves open new opportunities for the Cape March 2003, Atelier SA, Surveillance Internationally accredited valves from GSR Valve Technology now available ex-stock and with full local support in South Africa. The company has chosen to invest in full branches in the Cape, Port Elizabeth ...
Tank blanketing valve March 2003, Spirax Sarco South Africa, Commercial (Industry) Tank blanketing is the injection of a gas into the vapour space of a liquid storage tank. This is done to maintain a blanket of gas above the stored liquid to prevent atmospheric air entering the tank, ...
Valve connectors with snap-in connectors speed up cabling March 2003, Phoenix Contact Actuator cables with individual cable lengths can now be prepared quickly and cheaply with the new SACC-VQ valve connector using the Quickon snap-in connection technique from Phoenix Contact - without ...