Product Description:
Chinese control valve manufacturers have a wide selection of valve positioners and accessories in stock. Some of the products available include:
- Fisher DVC6200, DVC2000, 3582I, 3620J, 3720, 3661 valve positioners, 2625, VBL pneumatic amplifiers, 4211 and 4210 position transmitters, 67CFR, 67CFSR filter pressure reducing valves, DLC3100, DLC3010 float level gauges
- Masoneilan SVI3-21111112 single acting without feedback, SVI3-21111212 single acting with feedback, SVI3-21121212 single acting with display and feedback, SVI1000/G/IM/PR single acting waiting for feedback with magnetic pole, SVI2-21123111 single acting without feedback, SVI2-22123121 double acting with feedback and display, SVI2-21123121 single acting with feedback and display valve positioner, BR200, BR400 pneumatic amplifier, 78-40 filter pressure reducing valve
- Samson 3730-31001, 3730-31000, 3725, 4763 valve positioner
- Flowserve 520MD, 3200MD-28-D6-E-04-40-0G-00 double acting/single acting without feedback, 3200MD-28-D6-E-04-40-0G-0F double acting/single acting with feedback, 3800MD valve positioner
- AZBIL AVP100,AVP102,AVP200,AVP201,AVP202,AVP300,AVP301,AVP302,AVP307 valve positioner
- Neles ND7000, ND9103HX8T, ND9106HX8T, ND9203HE8T, ND9206HE8T valve positioner
- ABB V18345-1010121001, V18345-1010221001, V18345-1010521001, EDP300 valve positioner
- Siemens 6DR5 valve positioner
- ROTORK YTC valve positioner
- Foxboro SRD991, SRD998, SRD960 valve positioner
- ASCO, Norgen, Burkert Solenoid valves, conventional models in stock
Features:
The Advantages of Valve Positioners
Valve positioners are devices used to control pneumatic control valves and ensure their precise and stable operation. These devices come with several advantages that make them popular in industries that require control valves. Some of these advantages include:
- High-Precision Adjustment: Valve positioners use microprocessing technology to balance the signal and feedback, ensuring high-precision adjustments for the valves.
- Fast Response: These devices are designed to respond quickly to commands and perform actions quickly to ensure efficient performance.
- Automatic Setting: Intelligent positioners have the function of automatic setting, simplifying the debugging process.
- High Sensitivity: Pneumatic valve positioners can sense changes in working conditions and adjust accordingly, ensuring stable and efficient valve operation.
- Simple Structure: The structure of these devices is relatively simple, making them easy to maintain, repair, and replace.
- Strong Adaptability: Valve positioners have low requirements for pneumatic control valves and are suitable for use in various pressure ranges.
- Split-Range Control: Pneumatic valve positioners can be split-range controlled to control multiple positioners with a single control signal.
Working Principle of Valve Positioners
Pneumatic valve positioners work by converting electrical signals into pressure signals. These signals are used to control the movement of the valve stem through the nozzle flapper and the film chamber, which makes precise adjustments possible. The result is stable and precise control of the pneumatic control valves.
Technical Parameters:
| Attribute |
Value |
| Place of origin |
Chinese |
| Application |
Industry |
| Static destruction limit |
100 MA |
| Degree of protection |
IP 66/NEMA 4X |
| Feature |
Neles Control Valve Neles Positioner Samson Valve positioner |
| Power |
Pneumatic |
| Deviation |
≤1 % |
| Minimum current |
3.6 MA For Display 3.8 MA For Operation |
| Hysteresis |
≤0.3 % |
| Signal range |
4 To 20 MA |
| Additional feature |
Pressure regulator, Samson Valve positioner |
Applications:
Petrochemical Industry
In the petrochemical industry, valve positioners play a crucial role in controlling parameters such as flow and pressure. In the production process of liquefied gas and ethylene, the significance of valve positioners is particularly noticeable. These positioners can meet the needs of various stages in the production process.
Sewage Treatment Industry
The sewage treatment industry uses valve positioners to regulate the flow of sewage and clean water. This is done to ensure the normal operation of equipment while also ensuring water quality.
Thermal Power Generation and Nuclear Power Industry
Valve positioners are extensively used in the thermal power generation and nuclear power industries to manage fluid pipelines. In doing so, they enhance the reliability and safety of equipment and ensure the stable operation of power stations.
Tap Water Industry
Valve positioners are used to inspect water pipes and valves to control water levels and water pressures. This enables real-time monitoring through external signals.
Metallurgical Industry
Intelligent valve positioners play a crucial role in accurately controlling valves in smelting furnaces and heat treatment furnaces. This ensures the efficiency and safety of the smelting process.
Pharmaceutical Industry
The pharmaceutical industry relies heavily on valve positioners for adjusting the flow and direction of liquid medicines and solvents. This provides precise guarantees for drug production.
Environmental Protection Field
Intelligent valve positioners are used to strictly control valves in wastewater and waste gas treatment equipment in the environmental protection field. This ensures the normal operation of environmental protection facilities and compliance with emission standards.
Support and Services:
Our Pneumatic Control Valves are designed to regulate the flow of air or gas in various industrial applications. We offer a variety of valve types including globe, angle, and control valve assemblies.
Our technical support team is available to assist with any questions or issues that may arise during installation or operation. We also offer repair services to ensure your valves continue to operate at peak performance.
Our services include:
- Valve sizing and selection assistance
- Custom valve assembly and configuration
- On-site installation support
- Diagnostic testing and troubleshooting
- Repair and maintenance services
Contact us today to learn more about our Pneumatic Control Valve products and services.
Packing and Shipping:
Product Packaging:
- The pneumatic control valves will be packaged in sturdy cardboard boxes.
- The valves will be wrapped in bubble wrap or foam sheets to prevent any damage during shipping.
- Each box will include a packing slip and installation instructions.
Shipping:
- The pneumatic control valves will be shipped via standard ground shipping.
- Shipping costs will be calculated based on the destination and weight of the order.
- Orders will be shipped within 2-3 business days of receipt of payment.
- Customers will receive a tracking number once the order has shipped.