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Hot Sale in Stock Genuine Original Foxboro SRD991 HART7 High Precision Digital Valve Positioner 4-20mA Controller

1
MOQ
US $1520.00 - 1820.00/ Set
Price
Hot Sale in Stock Genuine Original Foxboro SRD991 HART7 High Precision Digital Valve Positioner 4-20mA Controller
Features Gallery Product Description Ratings & Review Request A Quote
Features
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
IP Degree Of Protection: IP66
Operating Angle: 0-95 °
Basic Infomation
Place of Origin: China
Brand Name: Foxboro
Model Number: SRD991
Payment & Shipping Terms
Packaging Details: Cardboard box/Wooden crate
Delivery Time: 6-8 weeks
Payment Terms: T/T
Supply Ability: 3000 sets per year
Product Description
Product Overview
  1. Smart digital valve positioner delivering precise, stable control for pneumatic valve actuators in process automation
  2. Integrated VALcare diagnostic system with PST partial stroke test, supports one-click auto-calibration
  3. 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
  1. Oil & gas extraction, petrochemical refining and offshore production systems
  2. Chemical processing, thermal power generation and municipal water treatment plants
  3. Pharmaceutical manufacturing, food & beverage and general industrial process control
Common Problems & Solutions
  1. Valve no action: Inspect air supply pressure and clean blocked filter regulator
  2. Unstable positioning: Retighten mechanical linkages and re-execute auto-calibration
  3. Communication interruption: Check 4-20mA wiring and confirm HART terminal connections
Replacement Models
  1. Foxboro SRD960: Flameproof enclosure version for higher explosion hazard zones
  2. Foxboro SRD998: Heavy-duty high-flow model, supports up to 10 bar air supply
  3. Foxboro SRI986: Cost-effective entry-level smart positioner for standard applications
Why Buy From Us
  1. 100% original genuine Foxboro units with official factory quality warranty
  2. One-stop technical support for model matching, installation and commissioning
  3. Wholesale pricing for bulk orders, flexible MOQ for distributors and end users
Stock & Delivery Time
  1. Regular configurations kept in stock for fast shipment within 3–5 working days
  2. Custom-spec orders delivered in 6–8 weeks with full logistics tracking
  3. Worldwide shipping via DHL/FedEx by sea or air to designated port/address
RFQ Form
  1. Please confirm exact model, quantity and required communication protocol
  2. Provide destination details for accurate freight and tax quotation
  3. Formal offer with technical datasheet will be sent within 24 working hours
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

A
Amir Rezaei
United Arab Emirates Jan 6.2026
Helpful (6)
We have been cooperating for 3 years with stable supply and reliable service
Z
zahir mustafa
United States Feb 26.2025
Helpful (6)
Happy to work with them, fast response, hope to do more business with them soon
A
Anggoro Fikri
Indonesia Jan 31.2025
Helpful (2)
good quality
Tag:

rotary plug control valve

3 way pneumatic valve

pneumatic speed control valve

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Contact Person : Mr. Edward Zhao
Tel : +8615000725058
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No.6 Building,No.98 Lane, No.1 Fulian Road, Baoshan District, Shanghai, China
edward.zhao@gongboshi.com
+8615000725058
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