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

  • China,Shanghai ,Shanghai
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China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart
China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart

  1. China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart
  2. China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart
  3. China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart
  4. China Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart

Valve Diagnostics Explosion-proof Valve Positioner SP7 Spirax Sarco Smart

  1. MOQ: 1
  2. Price: US $1480.00 - 2000.00/ Set
  3. Get Latest Price
Payment Terms T/T
Supply Ability 500 sets per year
Delivery Time 6-8 weeks
Packaging Details Cardboard box/Wooden crate
Operating Temperature -40°C to +85°C (-40°F to +185°F)
Ingress Protection IP66
Input Signal 4-20 mA DC
Supply Air Pressure 1.4 to 6 bar (20 to 90 psi)
Electrical Connections 1/4 NPT
Weight 0.4 kg
Valve Travel Range Linear: 20mm to 150mm
Brand Name Spirax Sarco
Model Number SP7

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 500 sets per year
Delivery Time 6-8 weeks Packaging Details Cardboard box/Wooden crate
Operating Temperature -40°C to +85°C (-40°F to +185°F) Ingress Protection IP66
Input Signal 4-20 mA DC Supply Air Pressure 1.4 to 6 bar (20 to 90 psi)
Electrical Connections 1/4 NPT Weight 0.4 kg
Valve Travel Range Linear: 20mm to 150mm Brand Name Spirax Sarco
Model Number SP7
High Light explosion-proof valve positioner SP7smart digital valve controllerpneumatic control valve diagnostics

Spirax Sarco SP7 Electro-Pneumatic Valve Positioner

Product Overview

The Spirax Sarco SP7 is a digital electro-pneumatic positioner designed for precise control of pneumatic actuators on control valves. It converts a 4–20 mA input signal into proportional pneumatic output and includes HART communication for configuration and diagnostics. The positioner is compact, easy to calibrate, and reliable for steam and general process applications.

Technical Specifications

Parameter Specification
Input Signal 4–20 mA DC + HART
Supply Air Pressure 1.4–7 bar (20–100 psig)
Air Consumption Low steady state
Stroke Linear up to 150 mm, rotary up to 90°
Accuracy ±0.5% of span
Ambient Temperature –20 °C to +80 °C
Enclosure Rating IP66
Housing Material Aluminum

Application Industry

  • Steam control systems
  • Process heating and cooling
  • Food & beverage utilities
  • Pharmaceutical clean steam
  • General industrial automation

Common Problems & Solutions

  • Problem: Slow valve response → Solution: Check supply air pressure and filter
  • Problem: Difficult calibration → Solution: One-button auto-calibration
  • Problem: Environmental exposure → Solution: IP66 enclosure

Replacement Models

  • Older Spirax Sarco EP5 / EP6 series
  • Pneumatic-only positioners (when upgrading to digital)

Why Buy From Us

  • Genuine Spirax Sarco product with factory warranty
  • Local technical support and commissioning
  • Competitive pricing
  • Fast spare parts availability

Stock & Delivery Time

  • Standard models: 6–8 weeks typical
  • Configured versions: 6–12 weeks

RFQ Form

  • Actuator type (linear or rotary) and stroke
  • Required input signal
  • Supply air pressure available
  • Ambient temperature range
  • Quantity & delivery timeline

Company Details

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 from Quality China Factory
  • 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

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Get in touch with us

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  • Xiangjing (Shanghai) M&E Technology Co., Ltd
  • No.6 Building,No.98 Lane, No.1 Fulian Road, Baoshan District, Shanghai, China
  • https://www.shgongboshi.com/

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