Specifications
Brand Name :
Foxboro
Model Number :
SRD991
Place of Origin :
China
Price :
1800 dollars
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)
Description
Product Overview

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.

Key Features
  • Universal mounting for linear (NAMUR & direct) and rotary actuators
  • Advanced Autostart function with multiple optimization modes (Standard, Enhanced, Smooth/Fast Response)
  • Local configuration via intuitive keypad and LCD display
  • Supports HART, PROFIBUS PA, and FOUNDATION Fieldbus communication
  • Comprehensive diagnostic capabilities and partial stroke testing (PST)
  • Optional modules for position feedback, binary I/O, and limit switches
  • Rugged aluminum housing with IP protection suitable for harsh environments
Technical Specifications
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)
Applications
  • Oil & Gas
  • Chemical and Petrochemical
  • Power Generation
  • Water & Wastewater Treatment
  • Pulp & Paper
  • Mining & Minerals
Frequently Asked Questions

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.

Contact Us

Phone/WeChat/WhatsApp: +8613916209596

Email: svetama@gbsxj.com

Related Products
  • SRD960 Intelligent Positioner
  • Foxboro Valve Positioners (pneumatic/electro-pneumatic)
  • I/A Series Control Systems
  • Foxboro Field Devices Portfolio
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SUPCON Control Valve with New Foxboro SRD991 Smart Valve Positioner for Industrial Automation

Ask Latest Price
Brand Name :
Foxboro
Model Number :
SRD991
Place of Origin :
China
Price :
1800 dollars
Payment Terms :
T/T
Supply Ability :
500 units per year
Contact Supplier
SUPCON Control Valve with New Foxboro SRD991 Smart Valve Positioner for Industrial Automation
SUPCON Control Valve with New Foxboro SRD991 Smart Valve Positioner for Industrial Automation
SUPCON Control Valve with New Foxboro SRD991 Smart Valve Positioner for Industrial Automation
SUPCON Control Valve with New Foxboro SRD991 Smart Valve Positioner for Industrial Automation

Xiangjing (Shanghai) M&E Technology Co., Ltd

Verified Supplier
8 Years
shanghai, shanghai
Since 2015
Business Type :
Manufacturer, Distributor/Wholesaler, Agent, Importer, Exporter, Trading Company, Seller, Other
Total Annual :
30,000,000-50,000,000
Employee Number :
200~300
Certification Level :
Verified Supplier
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