water butterfly valves elephant wbv3131e 2w c h body material stainless steel aisi 304 seal epdm with pneumatic actuator pa da 052 double action 4v320 08 220v lsu apl 410n ex Connection size:DN20 Parts and material sketch of

Parts and material sketch of the PA-DA pneumatic actuator

The manual doubleturn actuator with worm gear and HDM reduction gearbox allows manual setting of the required positioning of the shut-off valve by a quarter turn

7 DA-083 30

et la différence de couleur entre la position ouverte et fermée réduit la probabilité d'une mauvaise interprétation des informations

Model of electropneumatic positioner

water butterfly valves elephant wbv3131e 2w c h body material stainless steel aisi 304 seal epdm with pneumatic actuator pa da 052 double action 4v320 08 220v lsu apl 410n ex Connection size:DN20 Parts and material sketch ofButterfly valves are designed for use as shut off or regulating valves for controlling flows in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. Operating principle: The valves are opened and closed by turning the disk by 90. Opening is performed by turning the handle counterclockwise, closing clockwise. Pneumatic double acting rotary actuators PA DA and