Excellent PLC
Product Introduction
The ABB V18345-1020521001 Valve Positioner is an intelligent electro-pneumatic device designed for precise control of pneumatic control valves in industrial automation systems. It continuously compares the incoming control signal with the actual valve position and automatically adjusts the actuator to maintain accurate and stable positioning.
As part of ABB’s TZIDC series, this model is engineered to improve control accuracy, enhance process stability, and support efficient operation in demanding industrial environments. It is widely used in process industries where reliable valve performance is essential for maintaining stable production conditions.
The device is commonly applied in oil and gas, power generation, chemical processing, water treatment, mining, and general industrial automation systems.
Product Specifications
| Parameter | Description |
|---|---|
| Model | V18345-1020521001 |
| Manufacturer | ABB |
| Product Type | Electro-Pneumatic Valve Positioner |
| Series | TZIDC |
| Control Function | Automatic Valve Position Control |
| Input / Communication Port | 4–20 mA two-wire with HART communication support |
| Actuator Type | Pneumatic actuators |
| Control Method | Closed-loop positioning control |
| Feedback Function | Continuous position monitoring |
| Installation Type | Field mounted |
| Application | Industrial process automation |
| Operating Environment | Industrial facilities |
| Dimensions | 168.5 × 101 × 114.5 mm |
| Weight | 1.7 kg |
Applications
● Oil and gas systems — Supports stable and accurate valve control in production and refining processes
● Power generation plants — Helps maintain consistent operation of steam and utility systems
● Chemical processing industries — Improves process control accuracy and stability
● Petrochemical facilities — Enhances reliability of automated control loops
● Water treatment systems — Supports stable regulation of flow and process conditions
● Mining operations — Provides dependable valve control in demanding environments
● Pulp and paper industry — Maintains consistent process performance
● Industrial automation systems — Used in a wide range of process control applications
Advantages
● High control accuracy — Ensures precise valve positioning and stable operation
● Stable closed-loop performance — Continuously adjusts valve position for consistency
● HART communication support — Enables advanced diagnostics and system integration
● Reliable process control — Helps reduce fluctuations in industrial processes
● Efficient operation — Supports optimized plant performance and reduced variation
● Industrial-grade design — Suitable for continuous use in harsh environments
● Easy system integration — Compatible with standard automation systems
● Maintenance support capability — Assists in identifying valve performance issues early
