Field Calibration & Instrument Reliability Support

Onsite Instrument Calibration & Servicing

Fairtex provides onsite instrument calibration and servicing for process, electrical, mechanical, and analytical instruments operating in industrial, marine, and oil and gas facilities. Our field teams perform calibration, verification, troubleshooting, and maintenance activities at client locations to support measurement accuracy, compliance, and operational continuity.

Field technician performing onsite calibration and servicing of process instrumentation at an industrial facility.
Service Type Onsite Calibration & Servicing
Execution Client Facility
Coverage Onshore & Offshore Assets
Output Certified Calibration Documentation

Onsite Instrument Calibration & Servicing for Critical Operations

Industrial facilities rely on accurate instrumentation to maintain process efficiency, safety, environmental compliance, and production performance. Fairtex provides onsite instrument calibration and servicing solutions that enable operators to verify and maintain critical measurement devices directly within their operating facilities.

Our field technicians mobilize with certified calibration equipment and testing instruments to perform calibration, functional verification, troubleshooting, adjustment, and maintenance activities without the need for unnecessary equipment removal. This approach minimizes downtime exposure while ensuring instruments continue to operate within required accuracy limits.

Typical applications: offshore production platforms, FPSOs, flow stations, gas processing plants, refineries, terminals, tank farms, manufacturing facilities, power plants, marine installations, and utility systems.

What this service covers

Field Calibration of Process Instruments

Calibration and verification of pressure transmitters, pressure gauges, differential pressure devices, temperature sensors, RTDs, thermocouples, flow meters, level transmitters, control valves, switches, and process instrumentation using traceable reference standards.

Instrument Servicing & Troubleshooting

Inspection, fault diagnosis, cleaning, adjustment, configuration checks, signal verification, loop testing, and corrective servicing activities designed to restore instrument performance and maintain process reliability.

Shutdown, Turnaround & Maintenance Support

Fairtex supports preventive maintenance programs, shutdown campaigns, commissioning activities, and asset integrity initiatives through structured calibration schedules, instrument health assessments, compliance verification, and technical reporting.

Key Takeaways

  • Onsite calibration reduces equipment removal requirements and operational disruption.
  • Supports pressure, temperature, flow, level, electrical, and process control instruments.
  • Field servicing helps identify instrument degradation before operational failures occur.
  • Provides documented calibration records and compliance-focused reporting.
Equipment

Instruments and systems used for this service.

Pressure Calibration Equipment
Portable Pressure Calibrator
Portable system used for field calibration of pressure instruments and transmitters.
Temperature Calibration Equipment
Portable Dry Block Calibrator
Provides stable temperature references for onsite verification of temperature instruments.
Instrumentation Calibration Equipment
Multifunction Process Calibrator
Used for calibration of process signals including mA, voltage, frequency, and loop testing.
Process Testing Equipment
Loop Testing Device
Supports diagnostics, signal verification, and troubleshooting of control loops.
Standards

Codes and standards this service conforms to.

Requirements for competence in testing and calibration activities.
ISO/IEC 17025
Testing and Calibration Laboratory Competence
Guidelines for measurement management systems and control of measuring equipment.
ISO 10012
Measurement Management Systems
Quality management requirements supporting calibration and maintenance activities.
ISO 9001
Quality Management Systems
Deliverables

What you receive.

Calibration Certificates

Traceable documentation confirming instrument calibration status.

Field Service Report

Summary of testing, servicing, findings, and corrective actions performed.

Instrument Condition Assessment

Evaluation of instrument performance and reliability status.

Maintenance Recommendations

Suggested actions to improve accuracy, reliability, and lifecycle performance.

Have a Scope?

Let’s get it scoped and quoted.

Our team will review your scope and return a proposal.

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