QX

QX

The Flowserve Limitorque QX non-intrusive electric actuator is engineered for versatile environmental applications across industries such as power, chemicals, water, oil & gas, and general sectors. Leveraging over two decades of proven MX technology, the QX actuator integrates all the user-preferred features in a compact, quarter-turn smart actuator design, ensuring reliable and precise performance.

Brand: Limitorque
Category: Quarter-Turn
Industries <ul><li><strong>Power:</strong> Nuclear, Conventional Steam, Combined Cycle, Concentrated Solar Power (CSP), Biomass & MSW, Geothermal</li><li><strong>Chemicals:</strong> Basic (Organic & Inorganic), Specialty (Fine & Consumer), Biofuels, Pharmaceutical, Petrochemicals</li><li><strong>Water:</strong> Water Management, Wastewater, Agriculture & Irrigation, Flood Control System</li><li><strong>Oil & Gas:</strong> Upstream Exploration & Production, Midstream Transportation, Downstream Processing</li><li><strong>General Industries:</strong> Pulp & Paper, Mining, Steel & Primary Metals, Food & Beverage, Other Industries</li></ul>
Options Analog Position Transmitter, Torque Transmitter, Modutronic Controller, Partial Stroke Testing, Bluetooth Connectivity
Ratings, Approvals, and Testing <ul><li>FM, ATEX, IECEx, and CSA Certifications</li><li>NEMA 3, 4, NEMA 4X, 6 and IP68</li><li>AWWA</li></ul>
Motor 3-phase, 1-phase, and Brushless DC Motor Options
Housing Material Cast 356-T6 Grade Aluminum
Controls Options Modbus, Foundation Fieldbus, HART, DeviceNet, Profibus DP w/ redundancy and Profibus PA
Output Speed Range 3 to 24 RPM
Torque Range 136 to 2033 Nm (100 to 1500 ft-lb)
Design Temperature -50°C to 70°C
Mounting ISO 5210, MSS SP-102
Sizes QX-1 to QX-5
Type Non-Intrusive Quarter-Turn Electric Actuators
Operating Time 5 to 120 s
Configurations <ul><li>Standard open-close applications</li><li>Modulating to 1800 starts per hour to EN 15714</li><li>Class D - Continuous duty</li><li>Modbus, Foundation Fieldbus, HART, DeviceNet, Profibus DP w/ redundancy and Profibus PA</li></ul>
Enclosure Ratings IP68 (20 meters for 168 hours), NEMA 4, 4X, 6

Greater process control with non-contacting absolute encoders that provide accurate position sensing

B.I.S.T., built-in self-test which never needs batteries to retain position data, even in the event of main power loss

Extreme environment performance made possible by non-intrusive design, 100% solid-state controls, and reliable digital communication control system

Versatility provided by flexible control configurations, setup and diagnostics in 11 languages, and advanced brush-less DC motor that supports most global voltages, AC or DC

100% repeatable and redundant absolute encoder for position sensing

Electronic torque switch

3-phase, 1-phase, and DC motors

No manuals available at this time.