SUPCON LN81 Series Single Seat Control Valve with Valmet Me-sto Neles ND9000 Smart Valve Positioner

The Neles ND9000 Intelligent Valve Positioner is a high-performance intelligent valve controller designed for precise control of rotary and linear control valves in demanding industrial applications. Developed for pneumatic actuators, the ND9000 series supports HART, Foundation Fieldbus, and Profibus PA communication protocols, delivering advanced diagnostics, reliable operation, and excellent control accuracy.

The positioner features a rugged modular design with IP66/NEMA 4X protection, making it suitable for harsh process environments such as oil & gas, chemical processing, power generation, pulp & paper, and petrochemical industries. Its advanced self-diagnostics and online valve signature functions help improve plant reliability and predictive maintenance efficiency.

• Advanced intelligent valve control for rotary and linear valves
• Supports HART 6/7, Foundation Fieldbus, and Profibus PA protocols
• Excellent dynamic and static control performance
• Contactless valve position measurement technology
• Online diagnostics and predictive maintenance capabilities
• IP66 and NEMA 4X enclosure for harsh environments
• Easy local and remote configuration
• Low air consumption and energy-efficient operation
• Compatible with double-acting and single-acting actuators
• SIL 2 compliant according to IEC 61508
• Fast response and minimized process variability
• Remote monitoring with DTM and EDD support
• Stainless steel housing options available
• Wide operating temperature range down to -53°C optional

The Neles ND9000 intelligent valve positioner is widely used in:

• Oil & Gas Processing
• Petrochemical Plants
• Chemical Industries
• Power Generation Facilities
• Pulp & Paper Mills
• LNG and Natural Gas Systems
• Water and Wastewater Treatment
• Industrial Automation Systems
• Refinery Control Valves
• Steam and Process Control Applications

Its advanced diagnostics and accurate positioning make it ideal for critical control loops requiring high reliability and stable performance.

1. What communication protocols does the ND9000 support?

   The ND9000 supports HART, Foundation Fieldbus, and Profibus PA communication protocols.

2. Can the ND9000 be used with both rotary and linear valves?

   Yes. The positioner is compatible with both rotary and linear pneumatic actuators.

3. Is the ND9000 suitable for hazardous areas?

   Yes. The product is available with ATEX, IECEx, CSA, and other hazardous area certifications.

4. Does the ND9000 support predictive maintenance?

   Yes. It includes advanced diagnostics, online valve signature analysis, and performance monitoring features.

5. What is the enclosure protection rating?

   The standard enclosure protection is IP66 and NEMA 4X.

6. What air supply media can be used?

   Clean instrument air or nitrogen can be used as the supply media.

Phone/WeChat/WhatsApp: +8613916209596

Email: svetama@gbsxj.com

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