Chinese control valve manufacturers offer a wide range of stock for valve positioners and accessories, including:
Masoneilan also offers an array of single and double acting valve positioners:
Samson provides the following valve positioners:
Flowserve stocks double acting/single acting valve positioners both with and without feedback, as well as their 3800MD counterpart.
Azbil offers several valve positioners to meet your needs:
Neles rounds out the list with their valve positioners:
Additionally, ABB, Siemens, ROTORK, Foxboro, and ASCO, Norgen, Burkert offer solenoid valves and conventional models in stock.
Valve positioners are essential components in the control of pneumatic valves. They have a wide range of features that maximize accuracy, reliability, simplicity and adaptability. Some of the main features of valve positioners are:
Valve positioners can use intelligent technology to provide microprocessing adjustment to achieve perfect signal and feedback balance. This results in highly accurate measurements that are essential in the control of pneumatic valves.
Intelligent positioners have quick response times and can perform actions instantly. This is possible because of their built-in features that allow for rapid adjustments when required.
Intelligent valve positioners have an automatic setting function that simplifies the calibration process. This feature ensures that the valve is set perfectly without the need for constant manual intervention.
Pneumatic valve positioners are extremely sensitive to changes in working conditions. They can adjust and operate stably in different environments, which translates into accurate valve control at all times.
The structure of pneumatic valve positioners is relatively simple, which makes them easy to maintain and repair. Their uncomplicated design ensures that they can be serviced easily without the need for specialized tools or equipment.
Pneumatic positioners have low requirements for pneumatic control valves, which makes them suitable for different pressure ranges. They can operate efficiently and accurately in a range of working environments.
Pneumatic valve positioners are capable of split-range control, which means that one control signal can manipulate multiple positioners. This feature makes for efficient control of different pneumatic valves simultaneously.
Pneumatic valve positioners use electrical signals to control pneumatic control valves through pressure conversion. Their core mechanism includes the nozzle flapper and the diaphragm chamber, which sense pressure to adjust the position of the valve stem. This process ensures precise and accurate control of the valve at all times.
| Parameter | Value |
|---|---|
| Media | Gas |
| Signal Range | 4 To 20 MA |
| Feature | Neles Control Valve Neles Positioner |
| Sensitivity | ≤0.1 % |
| Application | Industry |
| Minimum Current | 3.6 MA For Display 3.8 MA For Operation |
| Direction of Action | Reversible |
| Static Destruction Limit | 100 MA |
| Warranty | 1 Year |
| Power | Pneumatic |
| Valve Positioner | Spirax sarco |
Valve positioners play an important role in automation fields, being utilized in various applications such as controlling the gas lines and adjusting industrial furnaces. These devices are known for their exceptional efficiency and stable performance, which makes them the preferred choice among many professionals.
The valve positioners are designed to provide accurate and precise control of the valve actuators, allowing the users to regulate the flow of fluids through the valve accurately. The high-efficiency offered by these devices significantly reduces the energy consumption rate, making them an ideal choice for those who want to reduce their operational costs substantially.
Moreover, thanks to the advanced technology utilized in their design, valve positioners are extremely reliable, with a low failure rate that ensures optimal functionality across a broad range of applications. Overall, these devices are an essential asset in automation fields and are widely recognized for their superiority, efficiency, and stability.
The Pneumatic Control Valves product comes with the following Technical Support and Services:
- Installation assistance and guidance
- Troubleshooting and diagnosis of valve issues
- Repair and maintenance services
- Product documentation and user manuals
- Technical training and education for customers and partners
- Remote technical support via phone or email
- On-site technical support and emergency services (if applicable)
Product Packaging:
The Pneumatic Control Valves will be securely packed in a sturdy cardboard box to ensure safe delivery. Each valve will be individually wrapped in bubble wrap or foam to prevent any damage during transit. The package will also include a user manual and installation guide.
Shipping:
We offer free shipping for the Pneumatic Control Valves product to customers within the United States. For international orders, shipping charges will apply and will be calculated during checkout. We use reliable shipping carriers to ensure timely and safe delivery of the product. Customers will receive a tracking number once the product has been shipped.
