SVI1000 SVI3 SVI2-21123111 SVI2-21123121 Masoneilan Control Valve Positioners and 78-40 Air Filter Regulators for Flow Control
The Masoneilan SVI II AP Digital Valve Positioner, including the SVI2-21123111 configuration, is a robust microprocessor-based device for precise pneumatic actuator control in hazardous industrial settings. With a 32-bit processor and HART protocol, it offers operable LCD and pushbuttons in certified explosive areas, enabling safe local configuration. The five built-in pressure sensors provide comprehensive diagnostics, while auto-tune and quick commissioning reduce setup time. Supporting single and double-acting actuators, the SVI II AP is essential for oil and gas, refining, and chemical plants, delivering safe, efficient valve operation.
- Hazardous Area Operation: LCD and buttons function in ATEX/FM/CSA zones.
- Integrated Sensors: Five factory-calibrated pressure sensors for diagnostics.
- Auto-Tune Setup: Fast commissioning with auto-stop methods.
- HART Digital Interface: Remote access for monitoring and configuration.
- Low Maintenance: Modular design for easy repairs.
- Wide Compatibility: Single/double-acting pneumatic actuators.
- Compact Enclosure: IP66 protection for harsh conditions.
- Energy Efficient: Low air consumption for cost savings.
| Parameter | Specification |
|---|---|
| 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, hazardous area operable |
| Actuator Compatibility | Single/double-acting pneumatic |
| Power Consumption | <1 W |
The Masoneilan SVI II AP Digital Valve Positioner is vital for safe valve control in hazardous industries:
- Refining: Valve positioning in explosive zones.
- Oil and Gas: Pipeline and platform automation.
- Chemical Plants: Reactor control in hazardous areas.
- Power Facilities: Steam valve operation.
- Mining: Flow control in vibration-heavy setups.
Its LCD and buttons are operable without cover removal in certified zones.
They enable comprehensive online diagnostics for valve health.
Auto-tune and auto-stop methods complete setup in minutes.
Yes, for digital remote access and monitoring.
Yes, modular design allows easy repairs.
Contact our team for inquiries about the Masoneilan SVI II AP Digital Valve Positioner, pricing, or to schedule a demo:
- Email:
jessie.liu@gongboshi.com - Phone:
+8618855092962 - Website: https://www.shgongboshi.com/
- Masoneilan SVI3 Positioner: Enhanced smart positioner.
- Masoneilan 21000 Series: Robust globe valves.
- Masoneilan 8000 Series: Low-flow valves.
- Masoneilan Valve Services: Expert maintenance.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.