Sms Tork RA40 DA Series Double Acting Pneumatic Actuator – 11 mm – ISO 5211 | RA040DA11

The Sms Tork RA40 DA Series Double-Acting Pneumatic Actuator is a high-performance and compact pneumatic actuator designed for on-off or proportional control of ball valves, butterfly valves, and dampers. With a diameter of 11 mm , this model offers a reliable and long-lasting solution for industrial automation and process control applications.

The anodized aluminum extrusion body provides high resistance to corrosion, while the aluminum injection cover and piston structure offer both lightness and mechanical strength. Thanks to valve connections conforming to ISO 5211 standards and accessory mounting surfaces compliant with NAMUR standards, it allows for quick and easy integration.

Key Features

• Stock Code: RA040DA11
• Series: RA40 DA
• Type: Double-acting pneumatic actuator
• Size: 11 mm
• Supply Pressure: 4 – 8 bar
• Output Torque: 9 Nm – 5162 Nm (6 bar)
• Body: Aluminum extrusion, anodized coating.
• Head & Pistons: Aluminum injection
• Operating Temperature: -10 °C ~ +80 °C

Connectivity and Standards

• Valve Connection: ISO 5211 – F03 / F04 / F05
• Limit Switch Connection: NAMUR – VDI/VDE 3845
• Positioner Connection: NAMUR – VDI/VDE 3846
• Directional Valve Connection: NAMUR – VDI/VDE 3847
• Stroke Adjustment: Bi-directional adjustable via actuator (+/- 5)

Accessory Options

• Switch box (limit switch box)
• Positioner
• Manual override

Areas of Application

• Global valve automation
• Butterfly valve automation
• Damper control systems
• Industrial automation lines
• Process and fluid control systems
• Medical applications (mask production, ventilators, etc.)

Why choose SMS Torque RA Series Pneumatic Actuator?

• Fully compliant with ISO 5211 and NAMUR standards.
• Compact design and high mechanical strength.
• Fast and controlled movement thanks to its double-acting structure.
• Wide accessory compatibility.
• Durable structure suitable for industrial conditions.