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LPG Composite Sampling System

Where to Use

  • Sampling low-temperature hydrocarbons
  • Loading and receiving terminal of a refinery
Sample Condition Welker Original      

The LPG Composite Sampling System is a precision-engineered hydrocarbon liquid sampling system designed to safely capture representative samples of low-temperature hydrocarbons such as propane, ethane, butane, pentane, and refrigerants. Its rugged stainless steel construction and advanced circulation design ensure accurate sampling even under challenging low-pressure and low-flow conditions.

main product photo

316/316L Stainless Steel Components
Ensures superior corrosion resistance and durability for marine and industrial environments.


Adjustable Volume Sample Pump
Provides flexibility in controlling sample size, enhancing sampling accuracy and efficiency.


100% Continuous Duty Cycle Circulation Pump
Maintains constant product flow for reliable, representative samples during extended operations.

Optimized for Low Flow and Pressure Applications
Prevents vaporization in low-flow, low-pressure loops, preserving liquid integrity and ensuring consistent analytical results.


Nitrogen Purge Cabinet
Improves system safety and prevents contamination, ensuring clean and reliable sample collection.


Patent-Pending Sample Pump and System Design
Incorporates innovative engineering for enhanced performance and operational reliability.

Specifications
LPG Composite Sampling System
More Information
Product Category : Light Liquid Sampling
Materials of Construction : 316/316L Stainless Steel
Nitrogen Tank: Carbon Steel
Maximum Allowable Operating Pressure : 1500 psig MAOP @ -65 °F to 120 °F
Seal : FKM and NBR (Low Temperature)
Pneumatic Requirement : Nitrogen @ 300 psig Minimum
Nitrogen Purge Supply: 1–5 psig
Nitrogen Instrumentation Supply: 100 psig Maximum
Electrical Connection : Sample Pump: DC 12 V, DC 24 V
Circulation Pump: AC 120 V, AC 220 V
Optional Level, Pressure, and Temperature Transmitter: DC 24 V
Sample Volume : 0.25–2 cc
Sample Container : 3 Gallon @ 80%
5 Gallon @ 80%
Industry Standards : API 8.2, NEC Class I, Div. 2, Groups C & D, T3

Weight and/or dimensions are approximate.

Specifications subject to change without notice.
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