Product Overview
The Neles ND7000 intelligent valve controller is a versatile, high-performance digital positioner that operates on virtually any control valve actuator. Combining robust hardware with advanced diagnostics and open connectivity, it reduces total cost of ownership while delivering precise valve positioning and minimized process variability in demanding industrial environments.
Key Features
Technical Specifications
| Item | Value |
|---|---|
| Operating principle | 4–20 mA loop-powered microcontroller with contactless position feedback |
| Temperature | Standard –40 °C to +85 °C; Arctic option –53 °C to +85 °C |
| Enclosure / Weight | IP66/NEMA 4X; 1.8 kg (ND7100) or 3.4 kg (ND7200) |
| Pneumatic supply | 1.4–8 bar; effect on position < 0.1 % at 10 % supply change |
| Performance | Dead band ≤ 0.1 %; Hysteresis < 0.5 % |
| Spool valve options | Low (02), Medium (03), High (06) capacity |
| Cable entry | M20 * 1.5 (standard) |
| Diagnostics | Self-diagnostics, deviation trend, counters, offline tests |
Applications
Ideal for continuous control in oil & gas production and refining, chemical and petrochemical plants, power generation, pulp & paper, mining, and water/wastewater facilities. Particularly valuable for retrofit projects and installations requiring high diagnostic coverage or hazardous-area certification.
Frequently Asked Questions
Contact Us
Phone/WeChat/WhatsApp: +8613916209596
Email: svetama@gbsxj.com
Related Products
Filter regulators (KS, K1S), pressure gauge and connection blocks (A1, A3, D3 series), remote mounting sensors and cables (RR01/RR02, RC01–RC03), linear mounting sets (MS01–MS03), and the full range of Neles control valves and actuators.
Overall Rating
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