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Samson 3730 OEM Smart Valve Positioner HART Digital Pneumatic Actuator Controller Oil Gas Water Treatment System

1
MOQ
US $1750.00 - 1950.00/ Set
Prijs
Samson 3730 OEM Smart Valve Positioner HART Digital Pneumatic Actuator Controller Oil Gas Water Treatment System
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Specificaties
Producttype: ELEKTRO PNEUMATISCH INSTELMECHANISME
Ingangssignaal: 4 -20 mA Tweedraads
Voedingsluchtdruk: 1.4-7 bar
Materiaal behuizing: Aluminium gegoten
Beschermingsgraad: IP66
Basis informatie
Plaats van herkomst: China
Merknaam: Samson
Modelnummer: 3730
Betalen & Verzenden Algemene voorwaarden
Verpakking Details: Kartonnen doos/houten kist
Levertijd: 4-6 weken
Betalingscondities: T/T
Levering vermogen: 3000 REEKSEN PER JAAR
Productomschrijving
Samson Type 3730 Electropneumatic Positioner Product Description
Product Overview
  1. Microprocessor-controlled positioner for single/double acting pneumatic linear & rotary actuators
  2. Multi-variant lineup: 3730-1 (basic), 3730-3 (HART), 3730-4 (PROFIBUS-PA), 3730-5 (Foundation Fieldbus)
  3. Built-in EXPERTplus valve diagnostics, one-touch auto initialization, reversible control direction
Technical Specifications
Item Official Parameter
Input Signal 4–20mA two-wire, reverse polarity protected
Supply Air 1.4–7 bar, compliant with ISO 8573-1
Linear Travel 3.6–200 mm (IEC 60534-6 NAMUR mount)
Rotary Angle 24–100° (VDI/VDE 3845 rotary mount)
Housing Material Die-cast aluminum, optional stainless steel
Protection Class IP66 / NEMA 4X
Control Hysteresis ≤ 1%
Unit Weight Approx. 1.0 kg
Application Industry
  1. Chemical & Petrochemical: Process flow throttling and control loop valve regulation
  2. Oil & Gas: Pipeline and refining valve control with digital bus monitoring
  3. Power Generation: Steam and water circuit control valve precise positioning
Common Problems & Solutions
  1. Issue: No response to control signal

    Solution: Check 4–20mA wiring integrity and 1.4–7 bar supply air

  2. Issue: Position drift / accuracy deviation

    Solution: Run auto-initialization, re-secure feedback linkage

  3. Issue: Slow actuator movement

    Solution: Clean air filter element, verify air quality meets ISO 8573-1

Replacement Models
  1. TROVIS 3730 Series: SAMSON official direct successor for 3730 product line.
  2. Samson Type 3731: Upgraded positioner with enhanced safety and diagnostics
  3. Samson Type 3725: Cost-effective analog alternative for basic control loops
Why Buy From Us
  1. 100% genuine SAMSON original products with full factory quality certificates
  2. Ready stock for standard variants, covering basic, HART and explosion-proof versions
  3. Professional pre-sales 选型 matching and after-sales technical support
Stock & Delivery Time
  1. Standard models (3730-1 / 3730-3): In stock, dispatch within 3–8 working days
  2. Explosion-proof and stainless steel versions: 7–15 working days lead time
  3. Bulk orders ≥10 units: Negotiated priority delivery and packaging service
RFQ Form
  1. Full model code (e.g. 3730-31001000400000000)
  2. Configuration requirements: communication protocol, Ex protection, housing material
  3. Order quantity and target delivery deadline
Beoordelingen & Recensies

Algemene Beoordeling

5.0
Gebaseerd op 50 beoordelingen voor deze leverancier

Ratingsnapshot

Het volgende is de verdeling van alle beoordelingen
5 sterren
100%
4 sterren
0%
3 sterren
0%
2 sterren
0%
1 sterren
0%

Alle recensies

O
Osama Qandeel
Saudi Arabia Mar 20.2026
Het is nuttig. (3)
We urgently needed control valve accessories for a shutdown project. They provided stock availability and shipped within 3 days, which helped us avoid production losses.
D
Daulet Nurgazin
Kazakhstan Mar 19.2026
Het is nuttig. (3)
I purchased the Flowserve 3821 and am very satisfied with the overall transaction. The item arrived in good condition, matched the specifications accurately, and performed as expected. The seller demonstrated strong professionalism, provided a reasonable price, and ensured the delivery schedule was met. A dependable supplier that I would confidently work with again.
F
Firoz Kannur
United Arab Emirates May 1.2025
Het is nuttig. (21)
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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edward.zhao@gongboshi.com
+8615000725058
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