Pneumatic Signal Feedback Three-Piece Flange Ball Valve is a valve with pneumatic signal feedback function, which adopts a three-piece flange structure and ball valve design.
Here is some basic information about this valve:
Pneumatic Signal Feedback:This valve is equipped with a pneumatic signal feedback, which can feed back the valve's opening status or other parameters to the control system in the form of a barometric pressure signal. By receiving pneumatic signals, the operating status of the valve can be monitored in real time, achieving remote monitoring and automatic control.
Three-piece flange structure:This valve adopts a three-piece flange structure, consisting of three main parts: valve body, valve seat and valve cover. The three-piece flange structure has high strength and stability, which can ensure the reliable operation of the valve under severe working conditions such as high pressure and high temperature.
Flange Ball Valve Design:Ball valves are a common type of valve with the advantages of low fluid resistance, good sealing performance, and quick switching. By combining ball valves with flange structures, the sealing performance and reliability of valves can be further improved.
Scope of application:The pneumatic signal feedback three-piece flange ball valve is suitable for various industrial fields that require remote monitoring and automation control, such as chemical, petroleum, pharmaceutical, etc. It can be used to control the flow, pressure, and flow direction of gases, liquids, and other media, and can be customized according to actual needs.
Pneumatic Signal Feedback Three-Piece Flange Ball Valve is a valve that combines pneumatic signal feedback, three-piece flange structure, and ball valve design, with high strength, stability, and sealing performance, making it suitable for fluid control needs in various industrial fields.
| Model representation method | ||||||||||||
| WH | -600 | —Q1 | —C1 | —F | —16 | —P | —25 | —D1 | —B | —W2 | —B2 | —L |
| >1. Weiheng brand | >2. Drive mode | >3. Valve body type | >4. Connection method | >5. Sealing material | >6. Nominal pressure | >7. Valve body material | >8. Nominal diameter | >9. Control mode | >10. Explosion-proof level | —20~150℃ | >12. Accessory options | >13. Three flows |
| 1~7 mandatory options, 8~13 optional | ||||||||||||
| 1 codename | 5 codename | Sealed material | 10 code | Explosion-proof rating | |
| WH | Weiheng brand | F | PTFE | B | ExdIl BT4 Gb explosionproof and explosion-proof type |
| PPL | Para-polyphenylene | BZ | ExdllCT5 Gb explosion-proof and explosion-proof type | ||
| 2 codename | Drive mode | H | Metal hard seal | BC | Exdll CT6 Gb explosionproof and explosion-proof type |
| 600 | Pneumatic actuator series | Y | cemented carbide | BM | ExmbllT4 Gb cast explosion-proof type |
| 900 | Electric actuator system | X1 | Ding Qing rubber NBR | BA | Exiall CT6Ga intrinsically safe and explosion-proof |
| 2001 | Column plastic actuator angle seat valve series | X2 | Natural rubber NR | ||
| 2002 | Stainless steel actuator angle seat valve series | X3 | EPDM | 11 codenames | Medium temperature |
| X4 | Viton rubber FPM | W1 | -20-80C | ||
| 3 codename | Body type | X5 | Food grade silicone rubber SI | W2 | -20-150C |
| Q1 | Two-way valve | F46 | Fully lined polyperfluoroethylene FEP | W3 | -20-250C |
| Q2 | Three-way valve | PFA | Fully lined with soluble PTFE PFA | W4 | -29-425C |
| Q3 | Four-way valve | F4 | Fully lined PTFE | W5 | -29-650C |
| Q4 | Stationary ball valve | N | nylon | W6 | -196-60C |
| Q5 | V-ball | TC | Lined ceramic | ...... | ...... |
| Q6 | Low profile ball valve | J | Rubber lining | It has a special temperature that can be designed and manufactured according to customer requirements | |
| Q7 | Sanitary grade ball valves | PEEK | Polyether ether ketone | ||
| Q8 | Plastic ball valves | W | When the ring | 12 codenames | Accessory selection |
| Q9 | High Vacuum Ball Valve | ...... | ...... | B1 | 2-position, 3-way solenoid valve |
| Q10 | Fluorine ball valve in the whole village | Other special sealing materials can be designed and manufactured according to customer requirements | B2 | 2-position 5-way solenoid valve | |
| Q11 | Cryogenic ball valves | B3 | 2-position 3-way explosion-proof solenoid valve | ||
| Q12 | Insulated ball valve | 6 codename | Nominal pressure | B4 | 2-position 5-way explosion-proof solenoid valve |
| Q13 | Eccentric hemispherical valve | ...... | ...... | B5 | Filter pressure reducing valve |
| Q14 | Tank bottom valve | B6 | Limit switch | ||
| Q15 | Ceramic ball valves | 7 codename | Body material | B7 | Explosion-proof limit switch |
| D1 | Centerline soft-sealed butterfly valve | Q | Ductile iron HT200 | B8 | Hand manipulation mechanism |
| D2 | 3. Eccentric butterfly valve | C | carbon steel | B9 | Locator |
| D3 | Sanitary Butterfly Valve | P | Stainless steel 304 | ...... | ...... |
| D4 | Plastic butterfly valve | R | Stainless steel 316 | ||
| D5 | Ventilation butterfly valve | PL | Stainless steel 304L | 13 codenames | Three flows |
| D6 | Fluorine butterfly valve in the whole village | RL | Stainless steel 316L | L | Tee L-type BC switching |
| D7 | High vacuum butterfly valve | U | PVC UPVC | T1 | Tee T-type C-port switch |
| D8 | Powder butterfly valve | PP | Reinforced polypropylene RPP | T2 | Tee T-type AB switching |
| Z1 | Gate valve | L | Aluminum alloy | T3 | Tee T-type AC switching |
| Z2 | Knife gate valve | ...... | ...... | T4 | Tee T-type B-port switch |
| J1 | Globe valve | Other special valve body materials can be designed and manufactured according to customer requirements | |||
| J2 | Bellows cut stop valve | ||||
| J3 | Angle seat valve | 8 codename | It is called the path | ||
| F1 | Upward expansion discharge valve | ...... | ...... | ||
| F2 | Downward discharge valve | ||||
| Other special valve body materials can be designed and manufactured according to customer requirements | 9 code | Control mode | |||
| Z | Standard switch type | ||||
| 4 codenames | Connection | T1 | Integral switching type | ||
| C1 | Female thread | T2 | Overall adjustment | ||
| C2 | By order | T3 | RS485 bus type | ||
| C3 | Male thread | D1 | Double acting | ||
| C4 | flange | D2 | Double-acting adjustment type | ||
| C5 | KF vacuum chuck | E1 | Uni-acting normally closed | ||
| C6 | weld | E2 | Single-acting normally closed regulation type | ||
| C7 | Pair clip | E3 | Single-acting and always open | ||
| C8 | Clamps | E4 | Single-acting normally open adjustment type | ||
Pneumatic Signal Feedback Three-Piece Flange Ball Valve: Comprehensive Guide
The Pneumatic Signal Feedback Three-Piece Flange Ball Valve is a high-performance industrial valve designed for precise fluid control, automation, and enhanced safety. Its three-piece flange design allows for easy installation, maintenance, and disassembly, while the signal feedback system provides real-time position monitoring. This valve is ideal for applications in chemical processing, pharmaceuticals, oil and gas, and water treatment systems.
| Feature | Description | Benefit |
|---|---|---|
| Three-piece flange design | Stainless steel construction with detachable components | Easy maintenance and replacement, reducing downtime |
| Pneumatic signal feedback | Real-time monitoring of valve position | Ensures accurate automation and process control |
| High corrosion resistance | Material options: 304/316 stainless steel | Long service life even in aggressive chemical environments |
| Tight sealing | PTFE or reinforced seat options | Leak-proof operation, maintaining system efficiency |
| Wide pressure and temperature range | Up to 40 bar, -20°C to 200°C | Adaptable for diverse industrial applications |
Benefits Overview:
Enhanced Safety: Signal feedback allows operators to monitor the valve remotely.
Operational Efficiency: Quick disassembly reduces maintenance time.
Durability: Resistant to chemical corrosion and wear.
Versatility: Suitable for high-pressure, high-temperature applications.
| Parameter | Specification |
|---|---|
| Valve Type | Three-piece flange ball valve |
| Actuation | Pneumatic |
| Material | Stainless Steel 304/316 |
| Seat Material | PTFE / Reinforced PTFE |
| Operating Pressure | Up to 40 bar |
| Temperature Range | -20°C to 200°C |
| Signal Feedback | Open/Close position feedback |
| Connection Type | ANSI/DIN/JIS Flanges |
| Size Range | DN15 – DN300 |
To ensure long-term reliability and optimal performance, follow this maintenance schedule:
| Frequency | Task |
|---|---|
| Monthly | Inspect pneumatic actuator connections and signal feedback wiring. |
| Quarterly | Check valve for leaks and perform lubrication if required. |
| Annually | Fully disassemble, clean internal components, and replace worn seals or gaskets. |
Actuator Upgrade: Replace standard pneumatic actuator with high-speed or explosion-proof variants.
Seat Material Upgrade: Switch to reinforced PTFE or PEEK seats for high-wear or chemically aggressive fluids.
Signal Feedback Integration: Add remote monitoring to the control system for automated diagnostics.
Proper operation is crucial to prevent accidents and maintain valve longevity:
Pre-Operation Checks
Verify pneumatic pressure supply.
Inspect signal feedback wiring.
Ensure valve is compatible with fluid type and pressure.
Operational Guidelines
Avoid abrupt opening/closing to prevent water hammer or pressure spikes.
Do not exceed recommended pressure or temperature limits.
Ensure all connections are securely tightened before operation.
Emergency Procedures
In case of valve failure, isolate the valve from the system using upstream and downstream shutoff valves.
Depressurize the line before disassembly.
Follow company-specific lockout/tagout procedures.
The Pneumatic Signal Feedback Three-Piece Flange Ball Valve comes with a 12-month standard warranty, covering:
Manufacturing defects in materials and workmanship.
Malfunction of pneumatic actuators under normal use.
Signal feedback system failures due to factory defects.
Warranty Exclusions:
Damage due to improper installation or operation.
Corrosion or wear caused by incompatible fluids.
Unauthorized repairs or modifications.
Service Support:
Technical support via phone, email, or on-site consultation.
Spare parts availability for the valve body, seats, actuators, and signal sensors.
To maintain valve performance during storage:
Environment
Store in a dry, clean, and temperature-controlled environment.
Avoid direct sunlight or exposure to corrosive chemicals.
Handling
Keep valves in original packaging to prevent dust and mechanical damage.
Support the valve properly when lifting to prevent flange deformation.
Pre-Installation
Before installation, inspect for foreign objects in the valve body.
Confirm actuator and signal feedback components are intact.
The Pneumatic Signal Feedback Three-Piece Flange Ball Valve is widely used in:
Chemical Processing: Accurate control of corrosive liquids.
Water Treatment Plants: Automated flow control and real-time monitoring.
Oil and Gas Pipelines: Remote valve operation with signal feedback for safety.
Pharmaceutical Manufacturing: Leak-proof operation in sterile environments.
| Issue | Possible Cause | Solution |
|---|---|---|
| Valve not opening | Insufficient pneumatic pressure | Check supply pressure and actuator connection |
| Leakage at flange | Loose bolts or damaged gasket | Tighten bolts or replace gasket |
| Signal feedback error | Wiring or sensor malfunction | Inspect wiring, recalibrate or replace sensor |
| Sticking or slow operation | Contamination or worn seat | Clean valve internals or replace seat |
The Pneumatic Signal Feedback Three-Piece Flange Ball Valve combines precision, safety, and durability for critical industrial applications. Its three-piece design ensures easy maintenance, while the signal feedback system provides accurate automation and monitoring. With proper maintenance, storage, and operational procedures, this valve delivers long-term reliability, leak-free performance, and enhanced process control.
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Tel: +86 135 8786 5766 /+86 137 32079372
Email: wzweiheng@163.com
Address：No. 1633, Yidaoba Road, Binhai Industrial Park, Wenzhou City, Zhejiang Province
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