The Neles ND9000 Intelligent Valve Positioner, paired with a China Pressure Balanced Single Seat Control Valve, delivers unmatched precision and reliability for flow control in demanding industrial environments. The ND9000, a top-tier smart positioner, features advanced diagnostics, HART, FOUNDATION Fieldbus, and Profibus PA communication, ensuring seamless integration and proactive maintenance. The pressure balanced single-seat valve provides excellent flow control with minimal actuator force, ideal for high-pressure differential applications. Together, this combination ensures superior performance, tight shut-off, and low maintenance for industries such as petrochemical, oil and gas, and power generation. Compliant with international standards like ASME, API, and IEC, this solution optimizes process efficiency and reliability.
Parameter | Pressure Balanced Single Seat Control Valve | Neles ND9000 Positioner |
---|---|---|
Valve Size | DN 15 to DN 300 (NPS ½" to 12") | N/A |
Pressure Rating | PN 10 to PN 100 (ANSI Class 150 to 600) | N/A |
Temperature Range | -46°C to 425°C (-50°F to 800°F) | -40°C to 85°C (-40°F to 185°F), arctic version to -53°C (-63°F) |
Flow Capacity (Cv) | 0.1 to 600 | N/A |
Body Materials | Carbon steel (WCB), Stainless steel (CF8M) | Aluminum alloy, stainless steel options |
Trim Materials | Stainless steel, Hastelloy (optional) | N/A |
Seat Leakage | Class IV to VI (per IEC 60534-4) | N/A |
Actuator Type | Pneumatic, electric, or electro-pneumatic | Pneumatic input (4-20 mA) |
Positioner Communication | N/A | HART, FOUNDATION Fieldbus, Profibus PA |
Positioner Accuracy | N/A | ±0.1% full scale |
Supply Pressure | N/A | 1.4-8 bar (20-115 psig) |
Certifications | ASME B16.34, API 6D, PED, ATEX (optional) | SIL 2, ATEX, IECEx, INMETRO, cCSAus, CCOE/PESO, KOSHA, NEPSI |
The Neles ND9000 Positioner with Pressure Balanced Single Seat Control Valve excels in precision flow control for critical industrial applications:
It reduces actuator force requirements, enabling precise control under high-pressure differentials with smaller actuators.
It provides ±0.1% positioning accuracy, advanced diagnostics, and communication protocols for real-time monitoring and predictive maintenance.
Yes, the valve handles temperatures up to 425°C, and the ND9000’s IP66/NEMA 4X enclosure and arctic version support extreme conditions.
The valve meets ASME B16.34, API 6D, and PED; the ND9000 is SIL 2 approved with ATEX, IECEx, and other certifications.
The ND9000’s one-point calibration and universal mounting kits streamline installation, while its diagnostics reduce maintenance needs.
For more information about the Neles ND9000 Positioner with Pressure Balanced Single Seat Control Valve, pricing, or to request a demo, contact our team: