Neles OEM Customized Pneumatic Diaphragm Valve ND9000 HART Smart Valve Positioner Valmet Digital Valve Controller
Neles ND9000 Series Intelligent Pneumatic Valve Positioner with HART Communication
Product Overview
The Neles ND9000 Series is a cutting-edge OEM customized pneumatic diaphragm valve positioner designed for precise control of linear and rotary valves. As a HART-enabled smart valve controller, it integrates advanced diagnostics and adaptive control algorithms to optimize process performance across industries. This digital valve controller supports both single and double-acting actuators while offering seamless communication through HART protocol, making it ideal for modern process automation systems.
Technical Parameters
| Parameter | Specification |
|---|---|
| Input Signal | 4-20 mA (supports HART 6/7) |
| Output Pressure Range | 0.2-1.0 bar (3-15 psi) |
| Actuator Compatibility | Pneumatic diaphragm/cylinder (linear 10-120mm, rotary 45-95°) |
| Communication Protocol | HART 7, Foundation Fieldbus, PROFIBUS PA |
| Protection Class | IP66 / NEMA 4X |
| Temperature Range | -40°C to +85°C (-40°F to +185°F) |
| Power Supply | 24V DC (loop-powered) |
| Response Time | <0.25 seconds (typical) |
| Weight | 2.8 kg (6.2 lbs) |
Key Features
Adaptive Control Technology
- Auto-calibration for varying actuator sizes
- Real-time parameter adjustment for changing process conditions
Advanced Diagnostics
- Continuous monitoring of valve health
- Predictive maintenance alerts via HART
Rugged Construction
- IP66-rated enclosure for harsh environments
- Vibration-resistant design (up to 2g)
User-Friendly Interface
- Local configuration via 3-button LUI
- Remote access through FieldCare™ software
Safety Compliance
- SIL 3 certification
- ATEX/IECEx approvals for hazardous areas
Applications
Process Industries: Oil & gas, chemical processing, power generation
Valve Types: Globe, butterfly, ball valves (linear/rotary)
Automation Systems: Integration with DCS/PLC via HART/Foundation Fieldbus
Critical Services: Emergency shutdown (ESD), high-pressure applications
Contact Us
Phone: +8615000725058 (WeChat/WhatsApp supported)
Email: edward.zhao@gongboshi.com
Website: https://www.shgongboshi.com/contactus.html
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.