This instruction manual is a supplement to the DVC6200 Series Quick Start Guide that ships with every instrument. This instruction manual includes product specifications‚ reference materials‚ custom setup information‚ maintenance procedures‚ and replacement part details for the FIELDVUE DVC6200 digital valve controller‚ device revision 2‚ firmware revision 9 and 10‚ instrument level AC‚ HC‚ AD‚ PD‚ and ODV.
Introduction
The FIELDVUE DVC6200 digital valve controller is a HART communicating instrument that converts a two-wire 420 mA control signal into a pneumatic output to an actuator. It is a versatile device that can be easily retrofitted in place of existing analog positioners on most Fisher and non-Fisher pneumatic actuators. It offers a robust solution for controlling valves in various industrial applications‚ particularly in those demanding precise control and reliable operation.
This instruction manual serves as a comprehensive guide to understanding‚ installing‚ configuring‚ and maintaining the DVC6200. It covers essential topics such as product specifications‚ installation procedures‚ reference materials‚ custom setup information‚ maintenance procedures‚ and replacement part details. The manual is designed to assist users in maximizing the functionality and performance of the DVC6200‚ ensuring optimal control of valves in their specific applications.
This manual is intended for use by qualified personnel responsible for the installation‚ operation‚ and maintenance of the DVC6200. It is essential to carefully read and understand the information provided in this manual before attempting any installation‚ configuration‚ or maintenance tasks. Following the instructions and guidelines outlined in this manual will ensure safe and proper operation of the DVC6200 and help prevent potential hazards.
Installation
The installation of the DVC6200 digital valve controller requires careful planning and execution to ensure proper operation and longevity. The process involves several steps‚ including mounting the base unit‚ connecting pneumatic tubing‚ and wiring electrical connections. This section provides detailed instructions and guidelines for each step‚ ensuring a successful installation.
Before starting the installation process‚ it is crucial to ensure that the DVC6200 is compatible with the specific actuator and valve system in use. Refer to the DVC6200 Series Quick Start Guide (D103556X012) and the relevant mounting instructions for specific actuator types for detailed compatibility information. The guide provides information on mounting the DVC6200 on various actuator types‚ including sliding-stem linear actuators‚ Fisher rotary actuators‚ GX actuators‚ and quarter-turn actuators.
Throughout the installation process‚ it is essential to prioritize safety. Ensure that all power sources are disconnected before working on any electrical components; Use appropriate tools and follow all safety precautions as outlined in the DVC6200 Series Quick Start Guide and other relevant documentation. Adherence to safety guidelines will minimize the risk of accidents and ensure a successful installation.
Mounting the DVC6205 Base Unit
The DVC6205 base unit serves as the foundation for the DVC6200 digital valve controller. Its secure mounting is crucial for reliable operation and longevity. The mounting process typically involves attaching the base unit to the actuator using a bracket and fasteners. This section provides detailed instructions on mounting the DVC6205 base unit to various actuator types‚ including sliding-stem linear actuators‚ Fisher rotary actuators‚ and GX actuators.
Before mounting the DVC6205 base unit‚ ensure that the actuator is properly prepared. This may involve isolating the control valve from the process line pressure‚ releasing pressure from both sides of the valve body‚ and shutting off all pressure lines to the actuator. Refer to the specific actuator’s installation manual for detailed instructions on preparing the actuator for DVC6200 installation.
Once the actuator is prepared‚ carefully align the DVC6205 base unit with the mounting bracket. Use the provided fasteners to secure the base unit to the bracket. Ensure that the fasteners are tightened to the specified torque to prevent loosening and maintain a secure connection. It is recommended to refer to the DVC6200 Series Quick Start Guide (D103556X012) for detailed instructions on mounting the DVC6205 base unit to specific actuator types.
Mounting the DVC6215 Feedback Unit
The DVC6215 feedback unit plays a vital role in the DVC6200 system by providing accurate position feedback. This unit is typically mounted in close proximity to the actuator’s stem or shaft‚ using a magnetic assembly for contactless position measurement. The mounting process is designed to ensure proper alignment and secure attachment‚ guaranteeing reliable and precise feedback throughout the valve’s operating range.
When mounting the DVC6215 feedback unit‚ it’s essential to select the appropriate mounting configuration based on the actuator type. The feedback unit housing is available in two configurations⁚ one for linear and rotary actuators‚ and another for Fisher GX actuators. The choice of configuration determines the mounting method and ensures compatibility with the specific actuator design.
The feedback unit’s magnet assembly is a critical component‚ and proper handling is crucial. As with any magnet‚ care should be taken to prevent damage from other strong magnetic fields. The assembly material is specifically chosen for long-term stability‚ but exposure to powerful magnets within a close proximity (less than 25 mm) can cause permanent damage. Refer to the DVC6200 Series Quick Start Guide (D103556X012) and the specific actuator’s installation manual for detailed instructions on mounting the DVC6215 feedback unit.
Sliding-Stem Linear Actuators
The DVC6200 digital valve controller is designed for compatibility with a wide range of actuators‚ including sliding-stem linear actuators. These actuators are commonly employed in process control applications‚ offering linear motion for precise valve positioning. The DVC6200’s mounting process for sliding-stem linear actuators is straightforward‚ ensuring reliable feedback and accurate control.
The mounting process typically involves attaching the DVC6205 base unit to the actuator using a specialized bracket designed for sliding-stem linear actuators. This bracket provides a secure and stable connection‚ aligning the DVC6200’s position feedback system with the actuator’s stem movement. Once the base unit is secured‚ the DVC6215 feedback unit‚ which contains the magnet assembly‚ is mounted in close proximity to the actuator’s stem.
The magnet assembly in the DVC6215 feedback unit is specifically engineered for contactless position measurement. It interacts with a corresponding magnet on the actuator’s stem‚ providing a non-contacting method for accurately determining the valve’s position. This design eliminates the need for mechanical linkages‚ ensuring smooth and reliable operation over a wide range of stem travel. The DVC6200’s mounting process for sliding-stem linear actuators is further detailed in the DVC6200 Series Quick Start Guide (D103556X012) and the specific actuator’s installation manual.
Fisher Rotary Actuators
The DVC6200 digital valve controller is seamlessly compatible with Fisher rotary actuators‚ offering a robust solution for precise control in various process applications. Fisher rotary actuators‚ known for their reliable and efficient operation‚ are often employed in valve control systems requiring quarter-turn movements.
The DVC6200’s mounting process for Fisher rotary actuators is specifically designed for this type of actuator‚ ensuring accurate position feedback and smooth control. The DVC6205 base unit is typically mounted to the actuator using a window mounting bracket‚ allowing for a secure and stable connection. This bracket is designed to align the DVC6200’s position feedback system with the actuator’s rotational movement.
The DVC6215 feedback unit‚ housing the magnet assembly‚ is mounted in close proximity to the actuator’s shaft. The magnet assembly‚ utilizing a non-contacting magnetic field‚ interacts with a corresponding magnet on the actuator’s shaft. This interaction provides precise and reliable feedback on the actuator’s rotational position‚ enabling the DVC6200 to accurately control the valve’s opening and closing. The DVC6200’s mounting process for Fisher rotary actuators is further detailed in the DVC6200 Series Quick Start Guide (D103556X012) and the specific actuator’s installation manual.
GX Actuators
The DVC6200 digital valve controller is designed for seamless integration with Fisher GX Control Valve and Actuator Systems‚ offering a complete and optimized solution for precise control in demanding process environments. Fisher GX actuators are known for their robust construction‚ high-performance capabilities‚ and compatibility with various valve types. The DVC6200’s mounting process for GX actuators is specifically engineered for this integrated system‚ ensuring accurate position feedback and smooth control.
The DVC6200 can be mounted directly onto the GX actuator‚ often referred to as integral mounting. This method allows for a compact and streamlined installation‚ minimizing the need for additional brackets or connections. The DVC6205 base unit is typically secured to the GX actuator using a dedicated mounting plate‚ ensuring a secure and stable connection. The DVC6215 feedback unit‚ housing the magnet assembly‚ is also integrated into the GX actuator‚ eliminating the need for separate installation. The magnet assembly‚ utilizing a non-contacting magnetic field‚ interacts with a corresponding magnet on the GX actuator’s shaft.
This interaction provides precise and reliable feedback on the actuator’s position‚ enabling the DVC6200 to accurately control the valve’s opening and closing. The DVC6200’s mounting process for GX actuators is further detailed in the DVC6200 Series Quick Start Guide (D103556X012) and the GX actuator’s installation manual.
Quarter-Turn Actuators
The DVC6200 digital valve controller offers versatile mounting options for a wide range of quarter-turn actuators‚ catering to diverse process control applications. Quarter-turn actuators‚ known for their efficient 90-degree rotation‚ are commonly used in various industries‚ including oil and gas‚ chemical processing‚ and power generation. The DVC6200’s mounting procedure for quarter-turn actuators is designed to ensure secure and accurate positioning‚ optimizing control performance.
For quarter-turn actuators‚ the DVC6200 can be mounted in two primary configurations⁚ window mounting and bracket mounting. Window mounting‚ often preferred for Fisher rotary actuators‚ involves attaching the DVC6200 to a dedicated window or opening on the actuator’s housing. This configuration allows for convenient access to the DVC6200’s controls and diagnostics while maintaining a streamlined installation. Bracket mounting‚ typically utilized for Fisher 667 and 657 actuators‚ involves securing the DVC6200 to a bracket that is attached to the actuator.
Both mounting methods ensure a secure and stable connection‚ allowing the DVC6200 to accurately sense the actuator’s position and provide precise control. The DVC6200’s mounting process for quarter-turn actuators is further explained in the DVC6200 Series Quick Start Guide (D103556X012) and specific actuator installation manuals.
Specifications
The Fisher FIELDVUE DVC6200 digital valve controller boasts a comprehensive set of specifications‚ encompassing operational parameters‚ environmental tolerances‚ and communication capabilities. These specifications are essential for ensuring compatibility‚ proper installation‚ and optimal performance within the intended process environment.
Key specifications include⁚
- Output Signal⁚ The DVC6200 provides a pneumatic output signal‚ ranging from 0.4 to 9.5 bar (6 to 140 psig)‚ enabling precise control of actuators.
- Minimum Span⁚ The minimum span of the output signal is 0.4 bar (6 psig)‚ ensuring sufficient resolution for fine-tuning control actions.
- Maximum Span⁚ The maximum span of the output signal is 9.5 bar (140 psig)‚ accommodating a wide range of actuator pressures.
- HART Communication⁚ The DVC6200 supports HART communication‚ facilitating seamless integration with control systems and enabling remote monitoring and diagnostics.
- Environmental Tolerances⁚ The DVC6200 is designed to withstand harsh industrial environments‚ with operating temperature ranges from -20°C to +70°C (-4°F to +158°F) and vibration resistance as per ANSI/ISA-S75.13.01.
- Dimensions⁚ The DVC6200’s compact dimensions allow for easy installation in confined spaces‚ minimizing disruption to existing infrastructure.
These specifications provide a comprehensive overview of the DVC6200’s capabilities and limitations‚ enabling users to select the appropriate model for their specific application and ensure optimal performance within the intended process environment.