SUPCON Control Valve with Foxboro SRD991 Smart Digital Valve Positioner and ASCO Solenoid Valve
The Foxboro SRD991 Intelligent Positioner delivers industry-leading control performance with unmatched simplicity. Engineered for quick installation and startup, it features a powerful Autostart routine and user-friendly local interface, making it the ideal choice for both new projects and plant upgrades.
- Fast and accurate automatic commissioning with Autostart
- Clear backlit LCD and three-button operation
- Extremely low steady-state air consumption
- Robust construction with excellent vibration and temperature resistance
- Full range of communication protocols and optional modules
- Comprehensive diagnostics including Ctrl diff error monitoring
- Easy adaptation to different actuator types and sizes
| Feature | Details |
|---|---|
| Actuator Compatibility | Linear (NAMUR/Direct) & Rotary |
| Response Optimization | 5 Autostart modes (Endpoints to Fast Resp.) |
| Position Feedback | Optional 4–20 mA with alarms |
| Binary I/O | Up to 2 inputs/outputs |
| Limit Switches | Inductive (NAMUR) or mechanical |
| Enclosure | Die-cast aluminum, epoxy coated |
| Ambient Temperature | –40 °C to +80 °C |
| Certifications | Hazardous area approvals worldwide |
Ideal for control valves in process industries requiring high reliability, fast commissioning, and minimal maintenance.
Q: What should I do if I see “Ctrl diff error"?
A: Check air supply pressure, actuator friction, and mounting first.
Q: Does it support split-range operation?
A: Yes, easily configurable via local menu or communication.
Q: How do I change the menu language?
A: Through menu 9.9 (English, German, French available).
Phone/WeChat/WhatsApp: +8613916209596
Email: svetama@gbsxj.com
- Foxboro Eckardt Positioners
- SRD991 with Advanced Diagnostics
- Valve Positioner Accessories (mounting kits, boosters)
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.