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Pneumatic Three-Way Valve for Precision Flow Control
In sophisticated industrial processes, the ability to precisely divert, merge, or mix fluid streams is crucial for maintaining efficiency, safety, and product quality. The DELCO Pneumatic Three-Way Regulating Valve is engineered for this exact purpose, providing a robust and reliable solution for the automated control of process parameters. This multi-path valve is expertly designed to regulate flow rate, pressure, temperature, or liquid levels of various fluid media, including gas, liquid, and steam.
| Company Type | Valve Manufacturer |
| Year Established | 2005 |
| Product Range | Electric Valve, Pneumatic Valve, Control Valve, Solenoid Valve, Ball Valve, Gate Valve, Globe Valve, Check Valve, etc. |
| OEM/ODM Support | Yes, we offer both OEM (Original Equipment Manufacturer) and ODM (Original Design Manufacturer) services. |
| Factory Area | 5000 square meters |
| Certifications & Quality Standards | ISO, CE, ROHS, SGS, FDA |
| Market Coverage | Global |
| Technical Support & After-Sales Service | Top quality and customer service available 24/7, including warranty period and customer support. |
| Mission | To provide customers with top-quality valve solutions and services. |
| Vision | To be the leading valve manufacturer brand in the world. |
A Comprehensive Guide to the Pneumatic Three-Way Valve
In sophisticated industrial processes, the ability to precisely divert, merge, or mix fluid streams is crucial for maintaining efficiency, safety, and product quality. The DELCO Pneumatic Three-Way Regulating Valve is engineered for this exact purpose, providing a robust and reliable solution for the automated control of process parameters. This multi-path valve is expertly designed to regulate flow rate, pressure, temperature, or liquid levels of various fluid media, including gas, liquid, and steam.
Versatile Flow Management: Splitting and Merging
The core function of a pneumatic three-way valve is to manage fluid flow through two different paths, enabling automated control over complex processes. This valve is available in two primary configurations to suit distinct operational needs:
Split Type (Diverting): This configuration is designed to divide a single fluid stream into two separate outputs. It is commonly used in applications such as splitting a flow of cooling water to different destinations.
Confluence Type (Mixing): This type effectively combines or mixes two different fluid streams into a single output. A typical application is in processes like acid-base neutralization reactions where two substances must be thoroughly mixed.
Pneumatic Actuation for Reliable Control
The valve is driven by a powerful and responsive multi-spring pneumatic thin film actuator, such as the ZHA/B type. This actuator is powered by compressed air and is designed for high precision. It receives standard industrial control signals of 4-20mA or 0-10mA through an electric-pneumatic valve positioner, which intelligently converts these electronic signals into precise linear displacement of the valve stem to regulate flow. The regulating valve itself features a compact structure with S-shaped streamlined fluid channels, which minimizes pressure drop loss while allowing for a large flow, a wide adjustment range, and high-precision flow characteristics.
Key Specifications
This pneumatic three-way valve is built to meet demanding industrial standards and offers a wide range of customizable options.
Nominal Pressure: The valve is available in various pressure ratings, including 0.6, 1.6, 4.0, and 6.4 MPa, as well as ANSI (150, 300, 600 Lb) and JIS (10, 20, 30, 40K) standards.
Medium Temperature: It can accommodate a broad spectrum of operating temperatures, with ranges including -20~200°C, -40~250°C, and -40~315°C.
Body Materials: To ensure compatibility with various media, the body is available in materials such as SS304, SS316, SS316L, and WBC.
Flow Characteristics: The valve is designed with Straight Line flow characteristics for predictable and linear control.
Allowable Leakage: The valve maintains a tight seal, with an allowable leakage rate of 10° x the rated capacity of the valve.
Adjustable Range: It offers an impressive adjustable range of 30:1.
Precision and Performance
Accuracy is critical in process control. The performance of this valve is significantly enhanced with the use of a positioner. The basic error of the valve with a positioner is ±1.5%, a substantial improvement over the ±6% error without a positioner. Similarly, other key metrics like back difference and dead zone are also greatly improved with a positioner, ensuring highly accurate and repeatable operations.
FAQs
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