Pneumatic actuator Product

OEM/ODM

PNEUMATIC ACTUAOTRpneumaitc actuator

 

Torque:10-10000NM
Rotation angle:0-90±5°
Control:Double acting,Single action NO,Single action NC
Structure: rack and pinion
Valve: Ball valve,butterfly valve
Accessories: Solenoid valve, air filter valve,Limit switch box,handwheel, E/P positioner

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3-Position Pneumatic Actuator​

3-POSITION PNEUMAITC ACTUATOR

Torque:50-10000NM
Rotation angle:0-45°-90°,0-90°-180°
Control:Double acting,Single action NO,Single action NC
Structure: rack and pinion
Valve: Ball valve,butterfly valve
Accessories: Solenoid valve, air filter valve, handwheel, E/P positioner

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Single action scotch yoke Pneumatic actuators

FORK PNEUMATIC ACTUAOTR

 

Torque:100-200000NM
Rotation angle:0-90±5°
Control:Double acting,Single action NO,Single action NC
Structure: Fork type
Valve: Ball valve,butterfly valve
Accessories: Solenoid valve, air filter valve, handwheel, E/P positioner

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Pneumatic actuator accessories

Pneumatic actuator accessories

 

Solenoid valve: 24VDC, 220VAC
Limit switch: NO, NC
Handwheel: optional
E/P positioner: input 4-20mA,HART,Out:4-20mA
Air source filter: aluminum alloy
Explosion-proof: optional

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Electric ACTUAOTR

 

Torque: 20Nm-6000NM
Control: ON-OFF type、Regulation type
Control signal: 4-20 mADC、0-5 VDC、0-10 VDC
Power: 12 VDC,24 VAC,24 VDC,220 VAC,120 VAC,380 VAC 50/60 Hz ±10%
Environment temp : -25℃ ~ 70
Related humidity : ≤90% (25℃)

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valve electric actuator

Explosion proof electric actuator

 

Torque: 50Nm-6000NM
Control: ON-OFF type、Regulation type
Control signal: 4-20 mADC、0-5 VDC、0-10 VDC
Power: 12 VDC,24 VAC,24 VDC,220 VAC,120 VAC,380 VAC 50/60 Hz ±10%
Environment temp : -25℃ ~ 70
Related humidity : ≤90% (25℃)

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Pneumatic vs Electric Actuators for Ball Valves and Butterfly Valves

Actuators are essential devices that facilitate the remote operation of components such as ball valves and butterfly valve to control the flow of fluid within a system. Depending on the power source, there are two main types of actuators: pneumatic and electric. This product description will provide a comprehensive comparison of pneumatic and electric actuators, outlining their unique features, technical specifications, and use cases for ball valves and butterfly valves.

Pneumatic Actuator

Pneumatic actuators rely on compressed air to generate motion in the form of linear or rotary action. This type of actuator is preferred for applications that require high speeds, fast response times, and accosting.

Key Features

  1. Speed and Responsiveness: Pneumatic actuators can provide rapid action by expanding or releasing compressed air, resulting in faster response times compared to electric actuators.
  2. Safety: Due to the lack of electrical components, pneumatic actuators often pose fewer risks in hazardous environments.
  3. Ease of Maintenance: With fewer moving parts, pneumatic actuators tend to have lower maintenance requirements as compared to electric actuators.
  4. Torque Output: Pneumatic actuators are known for their high torque output, making them well-suited for large-scale industrial applications.

Technical Specifications

  • Operating Pressure: Ranges from 40-180 psi, depending on design requirements
  • Temperature Range: Typically -20°C to 80°C, with special designs available for extreme conditions
  • Torque Output: Varies depending on the size and pressure of the actuator

Use Cases

Pneumatic actuators are ideal for applications that demand high-speed operation, rapid response times, and accurate positioning. Some common use cases include:

  • Oil and gas pipelines
  • Chemical processing plants
  • Water treatment facilities

Electric Actuator

As the name implies, electric actuators use electric motors or solenoids to generate linear or rotary motion for valve actuation. These actuators are known for their high precision, energy efficiency, and compatibility with digital control systems.

Key Features

  1. Precision and Control: Electric actuators offer precise positioning and control, which can be beneficial in processes that require accurate flow regulation.
  2. Energy Efficiency: Since electric actuators consume power only when in operation, they tend to be more energy-efficient than pneumatic actuators, which require a constant supply of compressed air.
  3. Noise Reduction: Electric actuators generate less noise compared to their pneumatic counterparts, making them suitable for noise-sensitive applications.
  4. Compatibility: Electric actuators can be easily integrated with programmable logic controllers (PLCs) and other digital control systems.

Technical Specifications

  • Operating Voltage: Standard actuators operate at 24V DC, 110V AC, or 230V AC, with other voltage options available for specific requirements
  • Temperature Range: Typically -20°C to 60°C, with special designs available for extreme conditions
  • Torque Output: The torque output of electric actuators can vary depending on the motor size and gear ratios

Use Cases

Electric actuators are well-suited for applications that require precision and control, energy efficiency, and compatibility with digital control systems. Some common use cases include:

  • Pharmaceutical manufacturing
  • Food and beverage processing
  • HVAC systems in buildings