ABB V18345-1021420001 Valve Positioner

Applications

• Used in process control loops to regulate valve position in oil and gas pipelines for stable flow and pressure control.

• Applied in chemical production systems where precise dosing and reaction control depends on accurate valve movement.

• Installed in power plant steam and water systems to maintain stable temperature and energy balance.

• Used in refinery process units to ensure controlled distribution of process media across different stages.

• Integrated with pneumatic actuators for continuous modulation of control valves in automated plants.

• Suitable for general process industries requiring stable and repeatable valve positioning performance.

Key Advantages

• Converts 4–20 mA control signals into accurate pneumatic actuator positioning.

• Provides stable control response for improved loop performance in process systems.

• Direct mounting design reduces installation complexity and external tubing requirements.

• Automatic commissioning function helps shorten setup and tuning time during startup.

• Robust mechanical structure supports reliable operation in vibration and industrial environments.

• Designed for long-term use in continuous duty process applications.

• Converts 4–20 mA control signals into accurate pneumatic actuator positioning.

• Provides stable control response for improved loop performance in process systems.

• Direct mounting design reduces installation complexity and external tubing requirements.

• Automatic commissioning function helps shorten setup and tuning time during startup.

• Robust mechanical structure supports reliable operation in vibration and industrial environments.

• Designed for long-term use in continuous duty process applications.

Technical FAQs

Q1: What is the main function of this device?
It positions a control valve by converting an electrical signal into pneumatic actuator movement.

Q2: What type of input signal does it use?
It operates using a standard 4–20 mA analog control signal.

Q3: Which actuators is it compatible with?
It supports both linear and rotary pneumatic actuators.

Q4: Is it suitable for continuous process operation?
Yes, it is designed for continuous industrial control systems.

Q5: Does it support automatic calibration?
Yes, it includes automatic commissioning and parameter adjustment functions.

Q6: What industries commonly use it?
Oil & gas, chemical processing, power generation, and general process industries.

Q7: Can it be mounted directly on the actuator?
Yes, it is designed for direct actuator mounting.

Q8: What happens if signal is lost?
The valve moves to a predefined safety position depending on configuration.

Q9: Does it require frequent maintenance?
No, it is designed for stable long-term operation with minimal maintenance.

Q10: What is its role in a control system?
It acts as the final control element between controller output and valve actuator.