BETTIS RGS Q系列 气动执行机构-尼得科EMERSON
Bettis RGS Q-Series Valve Operating System (VOS) With Pneumatic Rack and Pinion Actuator
Complete integrated valve operating system with actuator, controls, and mounting kit. Robust and compact design that are widely used on valves for marine, oil and gas, chemical, power, and water and wastewater applications. Includes actuator