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
Power Source
-Pneumatic
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.