DeZURIK Rotary Diaphragm Actuators

DeZurik | APCO | Hilton | Willamette Process Valves

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DeZURIK spring-return rotary diaphragm actuators are designed for modulating control of quarter turn-valves.

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Full Description

Territory Restriction: DeZURIK/APCO/Hilton and Willamette appointed Lesman as its exclusive industrial representative in 2017. Lesman's DeZURIK territory includes the entire state of Illinois, Eastern Missouri, select counties in Northwest Indiana, and select western counties in Kentucky. DeZURIK customers outside the Lesman territory can find their local representative at DeZURIK.com.

DeZURIK rotary diaphragm actuators are designed for use on quarter-turn valves, for on-off or modulating control in fail-open or fail-closed mode. Fail-safe operation can be easily changed in the field without any additional parts.
Rotary diaphragm actuator design features a sealed and gasketed design to protect against grit, moisture and corrosive contaminants.
The popular DR-40B stainless steel design offers resistance against corrosion in a variety of industrial environments. DR-55, DR-85, DR-145A and DR-250A epoxy-coated cast iron and steel construction actuator models are available for larger rotary control valves.

Smooth throttling control and accuracy
External position indication and externally adjustable stops
Lockout option available
For use on BHP High-Performance Butterfly Valves, RCV Rotary Control Valves, VPB V-Port Ball Valves and 1/2" to 3" PEC Eccentric Plug Valves

Product Documentation