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Focus on Valves

| By Gerald Ondrey

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Ensure plant safety with this aseptic valve technology

This company now equips the aseptic double-seat valves of the Aseptomag range with lockout-tagout (LoTo) devices. LoTo devices are mechanical locking systems that isolate machinery from potentially hazardous energy sources prior to maintenance or servicing activities. Because the Aseptomag double-chamber valves act as transfer points between process steps, they can be used to control the plant’s energy supply and secure it very effectively with LoTo. The Aseptomag DK valves (photo) are equipped with a modified valve actuator that includes a special lantern and piston-rod extension for the socket pin. To safely lock the valve, the operator inserts the socket pin into the lantern opening until the metallic stop is reached. This disk-lock principle prevents any movement of the actuator and valve disk. — GEA AG, Düsseldorf, Germany

www.gea.com

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