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Samson 3730 Smart Valve Positioner HART Digital Pneumatic Actuator Controller Steel Ball/Globe Oil Gas Water Treatment System

1
MOQ
US $1800.00 - 2000.00/ Set
Price
Samson 3730 Smart Valve Positioner HART Digital Pneumatic Actuator Controller Steel Ball/Globe Oil Gas Water Treatment System
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Condition: New Original
Feature: Valve Positioner
Stock: On Stock
Type: Valve Positioner, Pneumatic Actuator, Valve Body
Basic Infomation
Place of Origin: China
Brand Name: 3730 3725 3731 3766 4763
Model Number: 3730 3725 3731 3766 4763
Payment & Shipping Terms
Packaging Details: Cardboard box/Wooden crate
Delivery Time: 4-6 weeks
Payment Terms: T/T
Supply Ability: 3000 sets per year
Product Description
Samson 3730 Valve Positioner

Looking for a reliable supplier of Samson 3730 Valve Positioner?

We supply original Samson 3730 series valve positioners designed for precise control of pneumatic control valves in industrial automation systems. The 3730 series combines high positioning accuracy, advanced diagnostics, and intelligent communication functions for demanding process industries.

The Samson 3730 series is widely used in oil & gas, petrochemical, power generation, water treatment, and industrial process control applications.

Product Overview

The Samson 3730 is an electropneumatic smart valve positioner that converts electrical input signals into proportional pneumatic output pressure to accurately position control valves.

The series supports multiple communication protocols including:

  • HART communication
  • PROFIBUS-PA
  • FOUNDATION Fieldbus

The positioner features self-calibration, advanced valve diagnostics, and flexible mounting for both linear and rotary actuators.

Key Features & Advantages
High Positioning Accuracy

Fast-reacting analog control loop with precise valve travel control and minimal dead band.

Advanced Valve Diagnostics

Integrated EXPERTplus diagnostics help monitor valve condition and improve maintenance efficiency.

Multiple Communication Options

Available with:

  • HART
  • PROFIBUS-PA
  • FOUNDATION Fieldbus communication.
Flexible Actuator Compatibility

Supports both linear and rotary pneumatic actuators.

Industrial Protection Design

IP66 protection with aluminum or stainless steel housing suitable for harsh industrial environments.

Technical Specifications
ParameterSpecification
Product SeriesSamson 3730
TypeElectropneumatic Smart Valve Positioner
Input Signal4–20 mA
CommunicationHART / PROFIBUS / FOUNDATION Fieldbus
Actuator TypeLinear / Rotary
Supply PressureUp to 7 bar
Protection ClassIP66
Explosion ProtectionIntrinsic Safety Optional
MountingNAMUR / IEC 60534 / VDI/VDE 3845
DiagnosticsEXPERTplus Valve Diagnostics
Popular Samson 3730 Models
HART Communication

Smart electropneumatic positioner with HART communication and advanced diagnostics

PROFIBUS Communication

Digital valve positioner with PROFIBUS-PA communication for industrial automation systems

FOUNDATION Fieldbus

Samson 3730-5 FOUNDATION Fieldbus Positioner · $3,840.00

Advanced smart valve positioner with FOUNDATION Fieldbus communication and diagnostics

PRODUCT COMPARISON TABLE
AttributeSamson 3730-3Samson 3730-4Samson 3730-5Samson 3730-0
CommunicationHARTPROFIBUS-PAFOUNDATION FieldbusNone
DiagnosticsEXPERTplusEXPERTplusEXPERTplusBasic
Actuator CompatibilityLinear / RotaryLinear / RotaryLinear / RotaryLinear
Explosion ProtectionOptionalOptionalOptionalOptional
Typical ApplicationProcess ControlDigital AutomationFieldbus SystemsStandard Pneumatic Control
Price RangeMediumMedium–HighHighMedium
Applications by Industry
Oil & Gas

Pipeline automation, refinery control valves, offshore systems

Chemical & Petrochemical

Flow, pressure, and temperature process control

Power Generation

Steam turbine and boiler valve automation

Water Treatment

Water distribution and treatment plant automation

Why Choose Us as Your Supplier
  • Stock available for common Samson models
  • Fast international delivery
  • Technical support for model selection
  • Multi-brand valve automation solutions
  • Original products with documentation and traceability
FAQ
Q1: What is the difference between Samson 3730-3 and 3730-4?

3730-3 supports HART communication, while 3730-4 supports PROFIBUS-PA communication.

Q2: Does Samson 3730 support valve diagnostics?

Yes, selected models include integrated EXPERTplus diagnostics.

Q3: Can the 3730 series be used with rotary actuators?

Yes, many models support both linear and rotary actuators.

Q4: Do you provide datasheet and technical support?

Yes, full technical documentation and engineering support are available.

Request Quote Now

Looking for a reliable Samson 3730 valve positioner supplier?

Send your inquiry today to receive:

  • Competitive quotation
  • Datasheet PDF
  • Fast delivery schedule
  • Technical support

Contact us now for a response within 12 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
Alex
Switzerland Dec 1.2025
great price and fast delivery
L
leyla kh
United Arab Emirates Sep 12.2025
We purchased 20 units of valve positioners for a refinery project in UAE. Delivery was fast and technical support was very professional.
F
Firoz Kannur
United Arab Emirates May 1.2025
We sourced Masoneilan SVI3 valve positioners for a refinery project in UAE. The delivery was fast and the technical support was very professional. Everything worked perfectly during commissioning
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Get in touch with us
Contact Person : Mr. Edward Zhao
Tel : +8615000725058
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