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

  • China,Shanghai ,Shanghai
  • Verified Supplier
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China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve
China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve

  1. China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve
  2. China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve
  3. China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve
  4. China China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve

China WZI Pneumatic Valve Samson 3730-31001 HART Electro Pneumatic Valve

  1. MOQ: 1
  2. Price: US $1250.00 - 1500.00/ Set
  3. Get Latest Price
Payment Terms T/T
Supply Ability 2000 sets per year
Delivery Time 6-8 weeks
Packaging Details Cardboard box/Wooden crate
Communication Protocol 4-20 mA HART
Output Signal Pneumatic pressure up to 145 psig (10 bar)
Protection Rating IP66/IP67
Power Supply 24V DC
Ambient Temperature Range -40°C to 85°C (-40°F to 185°F) standard
Material Aluminum alloy or stainless steel
Brand Name Samson
Model Number 3730-31001
Place of Origin Germany

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 2000 sets per year
Delivery Time 6-8 weeks Packaging Details Cardboard box/Wooden crate
Communication Protocol 4-20 mA HART Output Signal Pneumatic pressure up to 145 psig (10 bar)
Protection Rating IP66/IP67 Power Supply 24V DC
Ambient Temperature Range -40°C to 85°C (-40°F to 185°F) standard Material Aluminum alloy or stainless steel
Brand Name Samson Model Number 3730-31001
Place of Origin Germany
High Light WZI pneumatic valve positionerSamson 3730-31001 valve controllerHART electro pneumatic positioner
SAMSON Type 3730-3 Electro-pneumatic Valve Positioner
Product Overview

The SAMSON Type 3730-3 is a digital electropneumatic positioner with HART communication for pneumatic linear and rotary actuators. It features self-calibration, an intuitive menu with LCD display, and reliable performance in industrial environments. It is a popular choice for accurate valve positioning in process plants that need HART diagnostics without excessive complexity.

Technical Specifications
Parameter Specification
Input Signal 4–20 mA DC + HART
Supply Air Pressure 1.4–7 bar (20–105 psig)
Air Consumption Approx. 0.12 m³/h (4.2 scfh) at 1.4 bar
Stroke Linear 10–150 mm, rotary 30–100°
Hysteresis ≤ 0.3 % of span
Sensitivity ≤ 0.1 % of span
Linearity ≤ ±1.0 % of span
Ambient Temperature –20 … +80 °C (–4 … +176 °F)
Enclosure Rating IP66
Housing Material Aluminum or stainless steel
Application Industry
  • Chemical and petrochemical plants
  • Power generation
  • Oil & gas processing
  • Water and wastewater treatment
  • General industrial automation
Common Problems & Solutions
  • Problem: Slow calibration → Solution: Automatic start-up and self-calibration
  • Problem: Output drift → Solution: Simple local adjustment via pushbuttons
  • Problem: Harsh environment → Solution: IP66 enclosure and wide temperature range
Replacement Models
  • Older SAMSON 3730-2 / 3730-1 series
  • SAMSON 3761 (pneumatic version)
Why Buy From Us
  • Genuine SAMSON product with factory warranty
  • Local technical support and calibration service
  • Competitive pricing
  • Fast spare parts availability
Stock & Delivery Time
  • Standard models: 6–8 weeks typical
  • Special configurations: 6–10 weeks
RFQ Form

Please provide:

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

Company Details

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,

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 and 

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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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  • 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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