“Dynamic Flow Computers have been the pioneers in explosion-proof, meter-mounted flow computers.

They are robust, providing accurate measurements in the toughest conditions.”

Welker is an experienced manufacturer serving the Energy and other industries.

With 80+ patents, Welker offers products and solutions for applications in sampling, conditioning, filtering, regulation, injection, containers, and control.

“ITT Neo-Dyn is the #1 provider of pressure switches for the aerospace industry.

From pressure, vacuum, differential pressure to temperature switches.

We also supply switches for the petrochemical in food industry.


Flow Measurement Specialties Limited is an Instrumentation Sales and Service Company located in south Trinidad, whose main focus is on measurement solutions geared towards the energy sector.

We have been at the forefront of the industry as the preferred service provider for repairs, calibration and meter proving services.
FMSL handles more than 95% of sampling business in Trinidad and Tobago. We offer 24-hour service supports with our team of dedicated workers in a well-equipped workshop. 


To be the leader of Measurement Solutions by offering engineered systems and applicable technology through a team of competent and dedicated employees.


  • Relief Valve Servicing and Testing
  • Control Valves & Actuators Repairs
  • Flow Meter Repairs
  • Flow Meter Calibration
  • On site Flow Meter Proving
  • Hydrostatic Pump Repairs and Testing.
  • Hydrostatic Testing
  • Sampling Systems
  • Process Calibrator/Controllers Calibrations
  • Master/Process Gauge Calibrations
  • Pressure Modules/Calibrators Calibrations
  • Deadweight Testers Calibrations
  • Calipers Calibrations
  • Micrometers Calibrations
  • Torque Wrench Repairs and Calibrations
  • Crimping Tools Calibrations
  • Insulation Testers Calibrations
  • Digital Multimeter Calibrations
  • Clamp Meter Calibrations
  • Data Loggers Calibrations

Dynamic Smart Cone with interchangeable Beta Ratio for different flow rates.

We have been the preferred service provider for repairs, calibration, meter proving and sampling systems for the past twenty years.