非侵入式多回转执行器
FLOWSERVE Non-Intrusive Multi-Turn Actuators - QXM
The Flowserve Limitorque QXM, limited multi-turn, non-intrusive electronic valve actuator is designed for limited, short stroke, light torque rising stem valve applications such as choke or control valves in the power, oil & gas, and water industries.
Features and Advantages

Non-intrusive electronic design

Weatherproof, explosion proof, and submersible applications

100% repeatable and redundant absolute encoder for position sensing

3-phase, 1-phase, and DC motors

Lower operating costs compared to pneumatic actuators, with the added advantages of electrical operation

Greater process control from accuracy that meets and exceeds EN 15714 (Class D) and IEC 60034 standards for modulating service

Increased reliability via electro-magnetic noise protection of analog process control signals, electronic torque switch


Specifications and Parameters
  • All global explosionproof certifications

  • Meets pertinent European Directives (CE mark)

  • Designed to meet EN-15714

  • AWWA C540

Torque Rating Range: From 18 to 250 ft-lb output torque


Configuration

Modulating Service
QXM is available for modulating applications up to 1800 starts per hour

Network Service
QXM is available for network applications that utlize Modbus, Foundation Fieldbus, Profibus DP or PA, DeviceNet, and HART

Linear Control Valve Service
QXM is available for use with control valves that may require exacting position utilizing a linear thrust base.


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Industry Applications
  • Power

  • Nuclear

  • Conventional Steam

  • Combined Cycle

  • Concentrated Solar Power (CSP)

  • Biomass & MSW

  • Geothermal


  • Chemicals

  • Basic (Organic & Inorganic)

  • Specialty (Fine & Consumer)

  • Biofuels

  • Pharmaceutical

  • Petrochemicals

  • Mining


  • Water

  • Water Management

  • Wastewater

  • Agriculture & Irrigation

  • Flood Control System


  • Oil & Gas

  • Upstream Exploration & Production

  • Midstream Transportation

  • Downstream Processing


  • General Industries

  • Pulp & Paper

  • Steel & Primary Metals

  • Food & Beverage

  • Corn Wet Milling & Ethanol

  • Other Industries


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