Pneumatic valve actuator 1052

rotarymembraneball

Fisher 1052 spring-return diaphragm rotary actuators operate splined shaft rotary valves and are suitable for on/off or throttling service. Designed for easy installation of a broad range of options: limit switches, position indicating switches, positioners, and manual over-rides. Specifications Certifications -PED, CUTR, ATEX Control Type -On/Off, Throttling Valve Type -Ball Valve, Butterfly Valve, Eccentric Plug Valve, Triple Offset Valve Other Configurations -Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product. Features -Available with fail-open or fail-close construction and can be mounted in any of four actuator/valve mounting positions. These actuators can be mounted on a broad range of Fisher valves or used with other equipment. -Single joint linkage with splined and clamped lever minimizes lost motion and improves control accuracy. -Rugged construction provides stability, corrosion resistance, and protection from deformation should over-pressurization occur. -Includes an externally accessible spring adjuster to relieve spring compression. Actuator/valve linkage is completely enclosed, yet the valve packing adjustment remains accessible without removing any parts.