The Siemens SQM50.464R1A3 is a modulating actuator designed for precise control of dampers and fuel valves in industrial combustion systems. It delivers 140 in-lbs (16 Nm) of torque, with a 90-degree travel time of 25 seconds, ensuring smooth and controlled modulation. Featuring potentiometer feedback, this actuator provides real-time position monitoring, making it a reliable choice for burner management applications requiring high precision.
Technical Specifications
- Manufacturer: Siemens
- Model: SQM50.464R1A3
- Torque Output: 140 in-lbs (16 Nm)
- Travel Time: 25 seconds per 90-degree rotation
- Control Type: Analog modulating control
- Position Feedback: Potentiometer (for precise position monitoring)
- Rotation Direction: Counterclockwise (CCW)
- Shaft Size: 3/8″ square shaft
- Voltage: 120V AC, 50/60 Hz
- Mounting Type: Flange mounting
- Enclosure Rating: IP54 (dust and splash-resistant)
- Operating Temperature Range: -4°F to 140°F (-20°C to 60°C)
- Certifications: UL, CE, CSA
Key Features
- 140 in-lbs torque for handling heavy-duty damper and valve applications
- 25-second travel time for 90-degree rotation ensures smooth modulation
- Potentiometer feedback for real-time position monitoring and automation
- 3/8″ square shaft ensures compatibility with standard mechanical linkages
- Counterclockwise (CCW) rotation for specific burner management applications
- IP54-rated enclosure provides durability in industrial environments
Compatible Siemens Components
- Siemens LMV3 and LMV5 Burner Management Systems
- Siemens RWF55 Controllers for precision air-fuel ratio adjustment
- Siemens VGD40 and VGD50 Gas Valves
- Siemens SQM5 Series Actuators for advanced combustion control
Industry Applications
- Burner and boiler combustion control
- HVAC damper and ventilation system automation
- Power plant fuel-air ratio management
- Furnace and kiln temperature control
- Industrial process heating and gas flow modulation
Installation & Operational Notes
- Ensure proper wiring for control signals and potentiometer feedback
- Check shaft alignment with damper or valve before installation
- Use appropriate couplings for secure mechanical connections
- Regular calibration recommended for maintaining precision performance
- Follow Siemens installation guidelines for optimal operation
Request a Quote now or call us at 1-800-755-2883 for expert assistance.