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Masoneilan SVI2-21123111 SVI2-21123121 SVI2-31123111 Smart Valve Controller Pressure Reducing Filter Valve

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Masoneilan SVI2-21123111 SVI2-21123121 SVI2-31123111 Smart Valve Controller Pressure Reducing Filter Valve

Brand Name : Masoneilan

Model Number : SVI2-21123111

MOQ : 1

Price : US $1500.00 - 2500.00/ Unit

Payment Terms : T/T

Supply Ability : 2000 units per year

Delivery Time : 60 work days

Packaging Details : Cardboard box

Valve Type : Linear or Rotary Motion Control Valve

Repeatability : ± 0.3 percent Full Span

Required Terminal Voltage : 9 VDC at 20mA

Power Supply : 4-20mA

Minimum Current Signal : 3.2mA

Accuracy : ± 0.5 percent Full Span

Connections (Supply and Actuator) : 1/2" NPT

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Masoneilan SVI II AP SVI2-21123111 Digital Valve Positioner
Product Overview

The Masoneilan SVI II AP SVI2-21123111 Positioner is a hazardous area-certified digital valve controller designed for safe, precise pneumatic actuator operation in explosive environments. Featuring a 32-bit processor, HART communication, and five integrated pressure sensors, it provides real-time diagnostics and auto-tune commissioning. The SVI2-21123111 configuration includes explosion-proof housing and operable LCD in certified zones, ensuring reliable performance for rotary and linear valves. Ideal for oil and gas, refining, and chemical plants, it supports SIL 2 safety and minimizes downtime with modular design.

Key Features
  • Hazardous Area Certified: Explosion-proof with ATEX/FM/CSA approvals.
  • 32-Bit Processor: Fast, accurate control and diagnostics.
  • HART Communication: Remote access for configuration and monitoring.
  • Five Pressure Sensors: Comprehensive valve and positioner health data.
  • Auto-Tune Commissioning: Quick setup with auto-stop.
  • Operable in Certified Areas: LCD and buttons without cover removal.
  • Modular Construction: Easy repairs and upgrades.
  • SIL 2 Capable: For safety instrumented systems.
Technical Specifications
Parameter Specification
Model SVI2-21123111
Input Signal 4-20 mA HART
Supply Pressure 1.4–6.9 bar (20–100 psig)
Output Signal Pneumatic (3-15 psi)
Accuracy ±0.5% of span
Temperature Range -40°C to +80°C (-40°F to +176°F)
Enclosure Rating IP66
Certifications ATEX, FM, CSA, SIL 2
Power Consumption <1 W
Applications
  • Refining: Valve control in explosive zones.
  • Oil and Gas: Pipeline and platform automation.
  • Chemical: Reactor valve positioning.
  • Power: Steam valve operation.
  • Mining: Flow control in hazardous areas.
Frequently Asked Questions

What is the SVI2-21123111 configuration?

Explosion-proof with HART and local interface for hazardous areas.

How many pressure sensors?

Five for detailed diagnostics.

Is it SIL capable?

Yes, SIL 2 for safety systems.

How quick is auto-tune?

Completes in minutes with auto-stop.

Does it support double-acting actuators?

Yes, single and double-acting pneumatic.

Contact Us

For more information about the Masoneilan SVI II AP SVI2-21123111 Positioner, pricing, or to request a demo, contact our team:


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