Xiangjing (Shanghai) M&E Technology Co., Ltd
| Payment Terms | T/T |
| Supply Ability | 500 units per year |
| Delivery Time | 60 days |
| Packaging Details | Carton + Wooden crate + Protective packaging |
| Communication port protocol | HART, 4...20 mA Profibus FOUNDATION fieldbus |
| Pneumatic connection type | 0.25 inch 18 NPT G 1/4 |
| Input pressure | 1.4...6 bar |
| Stroke range | 8...260 mm |
| Maximum hysteresis | 0.3 % |
| Ambient Air Temperature for Operation | -40...176 °F (-40...80 °C) |
| Brand Name | Foxboro |
| Model Number | SRD991 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 500 units per year |
| Delivery Time | 60 days | Packaging Details | Carton + Wooden crate + Protective packaging |
| Communication port protocol | HART, 4...20 mA Profibus FOUNDATION fieldbus | Pneumatic connection type | 0.25 inch 18 NPT G 1/4 |
| Input pressure | 1.4...6 bar | Stroke range | 8...260 mm |
| Maximum hysteresis | 0.3 % | Ambient Air Temperature for Operation | -40...176 °F (-40...80 °C) |
| Brand Name | Foxboro | Model Number | SRD991 |
| Place of Origin | China | ||
| High Light | SUPCON industrial control valve ，Foxboro SRD991 valve positioner ，pneumatic control valve with positioner | ||
The Foxboro SRD991 is a high-performance intelligent electro-pneumatic positioner designed for precise control of linear and rotary actuators. Part of Schneider Electric’s Foxboro portfolio, it combines robust mechanical design with advanced digital electronics to deliver reliable valve positioning in demanding industrial environments.
| Parameter | Specification |
|---|---|
| Input Signal | 4–20 mA (HART), Bus protocols |
| Supply Air | 1.4 to 6 bar (ISO 8573-1 compliant) |
| Stroke Range | Linear: up to 200 mm; Rotary: 0–100% |
| Operating Temperature | -40°C to +80°C (standard) |
| Protection Rating | IP66 / NEMA 4X |
| Communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Air Consumption | Very low in steady state |
| Mounting | NAMUR, Direct, Rotary adapter |
| Approvals | ATEX, IECEx, FM, CSA (intrinsically safe & explosion-proof) |
Q: How long does Autostart take?
A: Typically 3–10 minutes depending on actuator size and selected mode.
Q: Can it be configured without a handheld or PC?
A: Yes, full local configuration is possible via the built-in keypad and LCD.
Q: Is it suitable for double-acting actuators?
A: Yes, it supports both single and double-acting configurations.
Phone/WeChat/WhatsApp: +8613916209596
Email: svetama@gbsxj.com
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2015
Total Annual:
30,000,000-50,000,000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
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