Xiangjing (Shanghai) M&E Technology Co., Ltd
| Place Of Origin | China |
| Payment Terms | T/T |
| Supply Ability | 600Sets/Month |
| Delivery Time | 2 Weeks |
| Packaging Details | Wooden Box/Carton Box |
| Accessories | Solenoid Valve |
| Power | 0.2-2.2KW |
| Body Design | Short Pattern |
| Control Range | 0-100% |
| Temperature Of Media | Low Temperature |
| Air Supply | 1.4 To 6.0 Bar |
| Signal Communication | HART 5 Or 7 Over 4-20mA |
| Operating Media | Air/Gas/Liquid |
| Brand Name | Foxboro |
| Model Number | Srd991 |
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Product Specification
| Place Of Origin | China | Payment Terms | T/T |
| Supply Ability | 600Sets/Month | Delivery Time | 2 Weeks |
| Packaging Details | Wooden Box/Carton Box | Accessories | Solenoid Valve |
| Power | 0.2-2.2KW | Body Design | Short Pattern |
| Control Range | 0-100% | Temperature Of Media | Low Temperature |
| Air Supply | 1.4 To 6.0 Bar | Signal Communication | HART 5 Or 7 Over 4-20mA |
| Operating Media | Air/Gas/Liquid | Brand Name | Foxboro |
| Model Number | Srd991 | ||
| High Light | HART SRD991 Intelligent valve positioner ，Foxboro SRD991 valve positioner | ||
The Foxboro SRD991 Intelligent Valve Positioner is a state-of-the-art digital positioner designed for high-precision control of both linear and rotary actuators. Engineered by Schneider Electric (formerly Invensys Foxboro), this positioner supports HART® 7 and Foundation Fieldbus™ protocols, delivering advanced valve diagnostics, automatic calibration, and reliable performance in harsh environments. With its explosion-proof design and IP66 protection rating, the SRD991 is ideal for critical process control applications in industries such as oil & gas, power, chemicals, and water treatment.
| Parameter | Specification |
|---|---|
| Input Signal | 4–20 mA with HART® communication |
| Communication Protocols | HART 5/6/7, Foundation Fieldbus |
| Supply Pressure | 1.4 to 6.9 bar (20 to 100 psi) |
| Positioning Accuracy | ≤ ±0.2% linearity |
| Repeatability | ≤ ±0.1% |
| Response Time | ≤ 100 ms |
| Mounting Type | Linear and rotary actuators (NAMUR interface) |
| Display | LCD screen with push-button control |
| Diagnostics | Valve friction, air leakage, deviation monitoring |
| Material | Anodized aluminum housing |
| Protection Rating | IP66 / NEMA 4X |
| Operating Temperature | –40 °C to +85 °C |
| Explosion-Proof Certifications | ATEX, IECEx, FM, CSA (Zone 1 / Div 1) |
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
Xiangjing (Shanghai) - Leading Distributor of Pneumatic and Electric Control Valves Established in Shanghai, China, Xiangjing(Shanghai) Mechanical and Electrical Tech Co.,Ltd has been a trusted distributor of high-quality pneumatic and electric control valves for many years. With extensive indust... Xiangjing (Shanghai) - Leading Distributor of Pneumatic and Electric Control Valves Established in Shanghai, China, Xiangjing(Shanghai) Mechanical and Electrical Tech Co.,Ltd has been a trusted distributor of high-quality pneumatic and electric control valves for many years. With extensive indust...
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