Control Valves
Welker JET Control Valves
Welker In-line Diffuser
Welker Coherent Diffuser
Welker Flow Limiting Nozzle

Gas Products
Welker Composite Gas Sampler
Vanishing Chamber Sampler
GSS-4PM Probe Mounted Gas Sampler
Welker Micro Purge Sampler
LSSM-1 Isokinetic Sampler
FS-2 Differential Flow Switch
LE-2 Liquid Eliminator
F-1 Stainless Steel Filter
ALS Analyzer Liquid Shut-Off
DP-15 Drip Pot
F-2 Stainless Steel Filter
Constant Pressure Sample Cylinders
SP-2 Standard Probe
PP-2 Pitot Probe
Standard Sample Cylinders
Cylinder Carrying Cases
SSM-1 GPA Type Spot Sample Manifold
Arbitrator Sampling Enclosure

Cylinders
Welker Constant Pressure Floating Piston Sample Cylinders
Constant Pressure Sample Cylinders
CP2-SI
CP2-G
CP2-M
CP2-GM
CP2-FWM
Vortex Mixer
Purge End Cap
Cylinder Carrying Cases
Standard Cylinder Carrying Case
Cylinder Holders/Positioner
CP-42GA Constant Pressure Sample Cylinder
CP-55EM Constant Pressure Tranportable Sample Cylinder
CP-66EM Constant Pressure Sample Cylinder
Welker Absorbent Tube Cylinder

Light Liquid Samplers
Welker Light Liquid Hydrocarbon Sampler
LS-7 Light Liquid Hydrocarbon Sampler
LS-7 Typical Installation
Vanishing Chamber Liquid Sample Pump
Refined Product Sampling
Refined Product Sampler SSO-9
REID Vapor Sampling System

Crude oil Samplers
Welker Crude Oil Sampler
ELSCS Electric Sampler
Typical Crude Oil Sampling System
LSM-6 Series Crude Oil Probe Sampler
LSM-6AI Series Crude Oil Probe Sampler
LSM-6F Series Crude Oil Probe Sampler
LSM-6FAI Series Crude Oil Probe Sampler
LSM-12FT Vanishing Chamber Sampler
LS-12FT Vanishing Chamber Sampler
Crude Oil Sample Container
Welker MSTCC Mixing Skid
TCC-3/5XE Portable Crude Oil Container
Transportable Crude Oil Sample Container
CPCC Constant Pressure Crude Oil Container
BITE Checker Volume Analyzer

Injection System
OdorEyes Technologies Introduction
ODOR X Enzymatic Liquid
Millennium Pulse System
Millennium Series Two
Ecosystem A/T
Ecosystem B/U
Injection Systems
Accu/Line Injection Systems
Accu-Line Model 'A' Injection Systems
OdorEyes Bellows Injection
OdorEyes Gas Odorant Monitor-Transmitter
OdorEyes Equipment
Tanker Odorizer (Style SSO-8 and SSO-9)
Welker Diffusing Probe
Automatic Insertion Probe with Injection Nozzle(AIP-3MI)
Adjustable Probe with Injection Nozzle (AP-3MI)
Welker Vent Check Valve

Instrument Regulators/
Filters and Filter Dryers

Instrument Regulators
IR-4 (Output Range 0-100 psig)
IR-1T (Output Range 0-100 psig)
IR-1TP (Output Range 20-200 psig)
IR-2KP (Output Range 100-500 psig)
IR-6KP (Output Range 250-200 psig)
IRD-4SS (Output Range 0-100 psig)
IRD-1TP(Output Range 100-200 psig)
IRA-3T (Output Range 0-100 psig)
IRA-4SS (Output Range 1-100 psig)
IR-4SS (Output Range 1-100 psig)
IRA-3TP (Output Range 100-200)
RELIEF VALVES
RV-1
RV-2
RV-3
RV-3D
CHECK VALVES
CV-1
Constant Pressure Sample Cylinders
Probes
SP-2 Standard Probe
AP-3 Adjustable Probe
Standard Sample Cylinders
Cylinder Carrying Cases
AIP-1 Automatic Insertion Probe
Pitot Probes
PP-2 Pitot Probe
PP-2FX Flanged Pitot Probe
APP-5 Adjustable Pitot Probe
AIPP-1 Automatic Insertion Pitot Probe
Spot Sampling Manifold
SSM-1 GPA Type Spot Sample Manifold
LEFR-1 Light Eliminator Filter Regulator
Welker Probe Regulators
On-line Analyzer
IRD-4SS Probe Style Instrument Regulator
IRA-4SS Automatic Insertion Instrument Regulator
Heated Vaporizing Probe Regulator
Instrument Vaves
NV-2MF
NV-1FF
NV-1MF
Analyzer Liquid Shut-off
Welker Liquid Eliminator Membrane Filter
Welker Liquid Eliminator
Filters, Filter Dryers, Dumps and Accessories
Filters
F-1 Stainless Steel Filter
F-2 Stainless Steel Filter
F-7 Carbon Steel Filter
F-8 Carbon Steel Filter
F-9 Stainless Steel Filter
F-10 Stainless Steel Filter
F-4 Carbon Steel Filter Dryer
F-5 Carbon Steel Filter Dryer
F-15 Carbon Steel Filter Dryer
F-19 Stainless Steel Filter Dryer
F-23 Low Pressure Aluminum Filter Dryer
DA-1 Dehydration Assembly
Accessories
FIR-1 Stainless Steel Filter/Regulator
Moisture Indicator for F-4 and F-5 Filter Dryers
MI-2 Moisture Indicator
SG-3 Sight Glass
SG-3VFI Sight Glass
ALS Analyzer Liquid Shut-Off
DP-15 Drip Pot
Dumps
ALD-1 Automatic Liquid Dump
DV-1T Dump Valve
ALD-3 Automatic Liquid Dump
AEF-1 Atmospheric Exhaust Filter
F-23 Low Pressure Filter Dryer
Instrument Air Dehydration Assembly
Welker PIC Instrument Pressure Supply System
Calibration Standard Heated Enclosure

Miscellaneous
Pressure Tester Volume Adjuster
Welker Oil Injection Pump
Welker Scope (WS-2000A)
AID Automatic Insertion Devices
Corrosion Coupon Automatic Insertion Device
Automatic Insertion Temperature Probe(Welker AITP-1 Series)
Welker Automatic Insertion Siphon
EASZ-1 series water-cut monitor

FULL COMPLIANCE WITH GPA 2174, GPA 2166, ISO 10715 , API 8.2 , API 10, ISO 3170, ISO 3171 AND MORE
   Welker Engineering are known for supplying complete sampling systems for oil, natural gas and hydrocarbons. We also have a range of individual products to assist you in your sampling needs.
   A correctly taken physical sample from a proven sampling system provides a guarantee of quality that cannot be refuted. Welker have more experience in the design, manufacture and supply of products and systems for liquid and gas sampling than any others.
We are the only manufacturer to offer a complete range of stand-alone products, equipment and custom designed solutions covering the whole range of sampling applications. Our systems are all designed to international standards and are supplied with a performance guarantee.

   Welker equipment is designed to provide the highest accuracy, reliability and repeatability. This provides simple to maintain solutions that deliver low operating, maintenance and lifecycle costs. Welker have supplied systems to almost all major oil and gas , petrochemical and energy users worldwide

   Welker products comprise isokenetic crude oil sampler, automatic natural gas sampler, constant pressure cylinder, jet control valves for natural gas,LPG samplers, LNG samplers, custody transfer sampling skids,odorant injection packages, chemical injection skids, analyser sampling systems and are all made to perform with the highest accuracy...year after year. Thank you for supporting the Welker Engineering line of products. We will continue to serve you with innovative products and superior customer service


Updated Section
Odorization System    
  OdorEyes Technologies, Inc. brings together the combined resources of Welker Engineering and Arnold Energy Services to offer you odorization systems to fit your needs.

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Product Catalog available online.
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In accordance with API Chapter 14, Section 1,
Last Edition


Inaccuracies can result from using:-
a. Inappropriate sampling technologies and/ or
    equipment
b. Inappropriate sample conditioning and handling,
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