The Foxboro SRD991 Intelligent Valve Positioner is a microprocessor-controlled digital positioner designed for accurate and reliable control of pneumatic actuators in process automation. With compatibility for HART, PROFIBUS-PA, and FOUNDATION Fieldbus, the SRD991 ensures optimal performance, advanced diagnostics, and easy integration into modern control systems.
Its rugged design and versatile mounting options make it suitable for various industries, including oil & gas, chemical processing, power generation, and water treatment.
Parameter | Value |
---|---|
Model | Foxboro SRD991 |
Type | Intelligent Digital Valve Positioner |
Communication Protocol | HART, PROFIBUS-PA, FOUNDATION Fieldbus |
Actuator Type | Single-acting or double-acting pneumatic |
Input Signal | 4-20 mA (HART) or digital fieldbus |
Supply Pressure | 1.4 to 6 bar (20 to 90 psi) |
Air Consumption | < 0.06 Nm³/h |
Position Feedback | Digital and analog options |
Protection Rating | IP66 / NEMA 4X |
Operating Temperature | -40°C to +80°C |
Mounting | Linear or rotary actuators |
Certifications | ATEX, IECEx, FM (depending on model) |
Looking for the Foxboro SRD991 Intelligent Valve Positioner or compatible spare parts? We provide fast delivery, competitive prices, and full technical support.
Email: edward.zhao@gongboshi.com
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Phone: +86-15000725058