Product Overview
The Neles ND9000/ND7000 series are advanced digital valve positioners designed for precise control in industrial automation. Part of Valmet’s Neles portfolio, these devices integrate smart diagnostics, robust construction, and multi-protocol communication for seamless plant integration. Compatible with Neles solenoid valves and actuators, they ensure reliable performance in critical processes.
Key Features
1. Digital Communication
2. Advanced Diagnostics
3. Durability
4. Compatibility
Technical Specifications
Parameter | Specification |
---|---|
Input/Output | 4-20mA DC, digital (HART/Fieldbus), pneumatic 0.2-1 bar |
Accuracy | ±0.3% full scale (linear), ±0.5° (rotary) |
Communication | HART 7, Foundation Fieldbus H1, PROFIBUS PA |
Power Supply | 18-30V DC (loop-powered) |
Environmental Rating | IP66, NEMA 4X |
Temperature Range | -40°C to 85°C (-40°F to 185°F) |
Certifications | ATEX, IECEx, SIL 3 (optional) |
Applications
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