Hot Sale in Stock Genuine Original Foxboro SRD991 HART7 High Precision Digital Valve Positioner 4-20mA Controller
Price:
US $1520.00 - 1820.00/ Set
MOQ:
1
Delivery Time:
6-8 weeks
Brand:
Foxboro
Product Description
Product Overview
- Smart digital valve positioner delivering precise, stable control for pneumatic valve actuators in process automation
- Integrated VALcare diagnostic system with PST partial stroke test, supports one-click auto-calibration
- Universal fit for linear & rotary actuators, compatible with globe, ball, butterfly and diaphragm valves
Technical Specifications
| Range of Product | Valve Positioners |
| Pneumatic connection type | 0.25 inch 18 NPT G 1/4 |
| Maximum hysteresis | 0.3 % |
| Linearity | < 0.4 % of the travel span |
Application Industry
- Oil & gas extraction, petrochemical refining and offshore production systems
- Chemical processing, thermal power generation and municipal water treatment plants
- Pharmaceutical manufacturing, food & beverage and general industrial process control
Common Problems & Solutions
- Valve no action: Inspect air supply pressure and clean blocked filter regulator
- Unstable positioning: Retighten mechanical linkages and re-execute auto-calibration
- Communication interruption: Check 4-20mA wiring and confirm HART terminal connections
Replacement Models
- Foxboro SRD960: Flameproof enclosure version for higher explosion hazard zones
- Foxboro SRD998: Heavy-duty high-flow model, supports up to 10 bar air supply
- Foxboro SRI986: Cost-effective entry-level smart positioner for standard applications
Why Buy From Us
- 100% original genuine Foxboro units with official factory quality warranty
- One-stop technical support for model matching, installation and commissioning
- Wholesale pricing for bulk orders, flexible MOQ for distributors and end users
Stock & Delivery Time
- Regular configurations kept in stock for fast shipment within 3–5 working days
- Custom-spec orders delivered in 6–8 weeks with full logistics tracking
- Worldwide shipping via DHL/FedEx by sea or air to designated port/address
RFQ Form
- Please confirm exact model, quantity and required communication protocol
- Provide destination details for accurate freight and tax quotation
- Formal offer with technical datasheet will be sent within 24 working hours
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Xiangjing (Shanghai) M&E Technology Co., Ltd
Location
Building 6, 98 Fulianyi Road, Yanghang Town, Baoshan District
Contact Person
Edward Zhao