Festo DFPD Quarter Turn Actuator with CMSH Digital Valve Positioner
Product Overview
The Festo DFPD quarter turn actuator with CMSH digital valve positioner is an integrated pneumatic valve automation solution designed for precise control of rotary valves. The DFPD actuator provides reliable quarter turn motion, while the CMSH digital positioner ensures accurate positioning and stable control performance.
This combination is widely used for butterfly valves ball valves and other rotary valves in industrial process automation. It offers high control accuracy fast response and long term operational reliability in demanding environments.
System Components
Festo DFPD quarter turn pneumatic actuator
The DFPD actuator is designed for rotary motion with a ninety degree rotation. It delivers high torque output and smooth operation for reliable valve actuation.
Festo CMSH digital valve positioner
The CMSH positioner converts electrical control signals into precise pneumatic positioning. It continuously monitors valve position and adjusts air supply to maintain accurate control.
Key Features
Accurate rotary valve control
The integrated system provides precise positioning of quarter turn valves improving process stability and control accuracy.
Digital adaptive positioning
The CMSH positioner automatically adapts to valve and actuator characteristics ensuring consistent performance under varying load and pressure conditions.
Wide valve compatibility
Suitable for butterfly valves ball valves and plug valves used in process control and on off applications.
Robust industrial design
Both the DFPD actuator and CMSH positioner are designed for continuous operation in industrial environments.
Easy installation and commissioning
Standard NAMUR mounting allows fast installation. Digital configuration reduces commissioning time and simplifies maintenance.
Typical Applications
- Butterfly valves
- Ball valves
- Quarter turn process control valves
- Chemical and petrochemical plants
- Oil and gas processing
- Power generation
- Water and wastewater treatment
- Food and beverage processing
Technical Specifications
- Actuator type: Pneumatic quarter turn actuator
- Rotation angle: Ninety degrees
- Positioner type: Digital valve positioner
- Control signal: 4 to 20 mA
- Actuator mode: Single acting and double acting
- Mounting interface: NAMUR standard
- Air supply: Clean dry compressed air
- Operating environment: Industrial process conditions
Specifications may vary depending on configuration and valve type.
Benefits for Industrial Users
- Improves rotary valve control accuracy
- Enhances process stability and efficiency
- Reduces maintenance and operating costs
- Ensures reliable long term valve operation
- Supports both modulating and on off control
Why Choose Festo DFPD with CMSH
Festo is a globally recognized automation manufacturer known for quality and engineering reliability. The combination of the DFPD quarter turn actuator and CMSH digital valve positioner provides a proven and integrated solution for modern rotary valve automation in critical industrial processes.
Integration and Support
The DFPD actuator with CMSH positioner can be easily integrated into existing control systems using standard signals and mounting interfaces. It is suitable for new installations and retrofit projects. Technical documentation and support are available for commissioning and operation.
Frequently Asked Questions
What types of valves can be automated with the DFPD actuator?
The DFPD actuator is suitable for butterfly valves ball valves and other quarter turn rotary valves.
Is the CMSH positioner suitable for modulating control?
Yes. The CMSH digital positioner supports accurate modulating control as well as on off valve applications.
Does this system support single acting and double acting actuators?
Yes. The DFPD actuator and CMSH positioner support both single acting and double acting configurations.
What control signal is required?
The CMSH positioner operates with a standard 4 to 20 mA control signal.
Is this solution suitable for harsh industrial environments?
Yes. The CMSH version is designed for demanding industrial conditions with stable long term performance.
Can it replace existing pneumatic actuators and positioners?
Yes. Thanks to standard NAMUR mounting this system is suitable for retrofit and upgrade projects.
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