Masoneilan SVI2 Intelligent Valve Positioner with Chinese Valve

Product Specification

Masoneilan SVI2 Intelligent Valve Positioner with Chinese Valve

Product Introduction

The Masoneilan SVI2 is a high - performance intelligent valve positioner. When paired with Chinese valves, it provides precise and reliable control for industrial applications.

Technical Specifications

Performance

- Hysteresis + Deadband : ±0.2%
- Repeatability : ±0.2%
- Sensitivity : ±0.2%
- Conformity : ±0.3%
- Accuracy : ±0.5% (typical +0.25%)

Input Power and Signal

- Signal : 4 - 20mA with HART® Communication Protocol
- Power Supply : Taken from 4 - 20mA Control Signal
- Minimum Terminal Voltage : 11.2 Volts DC
- Minimum Current Signal : 3.6mA

Operating Conditions

- Operating Temperature Range : - 58°F to +185°F (-50°C to +85°C)
- Air Supply Pressure :
    - Single - Acting : 20 - 100 psi (1.4 - 6.9 bar)
    - Double - Acting : 20 - 150 psi (1.4 - 10.3 bar)

- Air Consumption :
    - Single - Acting :
      - 30 psi (2.1 bar): 0.22 scfm (8/m)
      - 60 psi (4.2 bar): 0.282 scfm (81/m)
      - 90 psi (6.3 bar): 0.424 scfm (21/m)

    - Double - Acting :
      - 30 psi (2.1 bar): 0.424 scfm (21/m)
      - 60 psi (4.2 bar): 0.565 scfm (61/m)
      - 90 psi (6.3 bar): 0.847 scfm (241/m)
      - 120 psi (8.4 bar): 10.6 scfm (301/m)

Materials and Construction

- Housing : Standard aluminum housing, stainless steel available on request
- Coating : Gray polyurethane, conforming to ISO 12944 - 2 Category C4

Certifications and Compliance

- HART Protocol : Supports HART Revision 5 or 7 protocol
- EMC Standards : Complies with EN 61000 - 4 - 2, 3, 5, 6, 8 and IEC 8014 - 2, - 3, - 4
- Safety Certifications : FM, FMA, FIX, IECEx
- Regional Certifications : CCC, ITRL, CCOE, CU - TR, AZS, UZ, INMETRO, JIS, KOSHA, IA, UKRAINE
- Housing Protection Rating : NEMA 4X/IP66
- CE Marking : Complies with EC6I508 Section 2 - 3 for SIL2 self - compliance

Diagnostics and Features

- Five Pressure Sensors : For monitoring and diagnostics
- Stroke Count : Records total number of valve strokes
- Valve Operation Time : Records time spent opening, closing, and near closed positions
- Offline Control Valve Signature : Supports offline control valve signature using VarVue Suite or Advanced DTM
- Online Friction Monitoring : Monitors online friction via Valve Aware
- Upgradable Diagnostics : Field - upgradable diagnostic level based on user requirements

Communication and Outputs

- Position Transmitter : 4 - 20mA, two - wire loop powered, with 10 - 24 Vdc voltage standard
- Configurable Digital Contacts : Two configurable and built - in isolated solid - state switches, 30 Vdc, 1A

Actuator Stroke Range

- Linear Motion : 0.25 inches (6.4 mm) to 6 inches (standard mounting); over 6 inches (150 mm) requires extended mounting
- Rotary Motion : 18 - 140 degrees
- Stroke Sensor Resolution : 0.0015%

Features

- Universal Design : Suitable for both linear and rotary valve applications
- Non - Contact Position Sensor : Proven non - contact position sensor technology
- Local Display and Controls : External LCD and push buttons for easy on - site operation
- Setup Wizard : Quick and easy commissioning with Setup Wizard
- Offline and Online Diagnostics : Comprehensive diagnostic functions for both offline and online conditions
- Two Configurable Switches : Two configurable and built - in isolated solid - state switches
- HART Communication : Supports HART communication protocol for integration with various control systems
- Durable Housing : Robust housing made of anodized aluminum

Applications

This combination is widely used in industries such as oil and gas, power generation, refining, petrochemicals, midstream oil & gas, upstream oil & gas, etc. It is suitable for various applications including steam turbine generators, condensers, cooling towers, reactor buildings, turbine buildings, reactor facility grounds & BOP, steam turbines, gas turbines, heat recovery steam generators, balance of plant, distillation, hydroprocessing, reforming, cracking, secondary blending, quenching & fractioning, charge gas compression, separation, pipeline integrity operations, dehydration, refrigeration, liquefaction, loading/shipping, regasification, auxiliary dehydration/treating, compression, etc.

Benefits

- Faster Commissioning : Quick setup and commissioning reduce downtime and improve efficiency
- Accurate Positioning : Ensures precise valve positioning for optimal process control
- Bi - directional Communication : Facilitates local or remote setup and monitoring
- Integration with Control Systems : Compatible with many control systems and asset management software
- Optimized Performance : Delivers high - performance valve control regardless of actuator size