Services we
offer

ISA Instrument South Africa provides expert support for the installation, maintenance, calibration, and certification of Bilge Water Monitoring Systems (also known as 15 PPM Bilge Monitors) in accordance with MARPOL Annex I and MEPC.107(49) requirements.
Our services help ensure vessels remain compliant with international maritime regulations while maintaining equipment reliability and operational efficiency.

Our Bilge Monitor Services Include:

1. Routine Inspection & Maintenance
   • Visual and functional inspection of the bilge monitor unit.
   • Check of flow paths, sampling lines, and sensor housings.
   • Cleaning of measuring cell and maintenance of associated pumps and valves.
   • Alarm and auto-stop testing to ensure system integrity.
2. Calibration & Verification
   • Calibration of oil content meters using certified test liquids.
   • Verification of 15 PPM detection accuracy.
   • Provision of calibration and compliance certificates traceable to regulatory standards.
3. Troubleshooting & Repairs
   • Diagnosis of system faults or sensor errors.
   • On-site repairs or part replacements (e.g., measuring cells, sample pumps, display units).
   • Electrical, mechanical, and software issue resolution.
4. Installation & Commissioning
   • Complete system installation on new builds or retrofits.
   • Integration with vessel control and discharge systems.
   • Functional testing and compliance certification.
5. Pre-Inspection & Compliance Checks
   • Full system test prior to Port State Control or Class Society inspections.
   • Logbook and data record checks.
   • Onboard operator training for inspection readiness.
6. Supply of Spares & Accessories
   • Supply and fitting of:
   o Replacement sensors
   o Sample pumps
   o Filter cartridges
   o Measuring cells
   o Cleaning kits
7. Training & Support
   • Crew training on correct use and maintenance of bilge monitoring systems.
   • Documentation and procedural guidance to support onboard compliance.
   • 24/7 technical assistance and remote diagnostic support.

Why Choose ISA Instrument South Africa?
• Certified Service Technicians trained in OEM and IMO-compliant procedures.
• Fast Turnaround and responsive field support across major South African ports.
• Regulatory Compliance Expertise – ensuring vessels meet MARPOL and Flag State requirements.
• End-to-End Support – from installation to certification.

At ISA Instruments South Africa, our fault-finding services are designed to quickly identify, isolate, and resolve faults in instrumentation, control systems, valves, sensors, and electrical equipment. With over 20 years of experience in industrial diagnostics, we combine expert knowledge with advanced testing tools to minimize downtime and restore full system functionality.

Whether it’s a failed pressure transmitter, erratic signal readings, or temperature control issues, our technicians use systematic fault analysis, real-time measurement, and calibrated diagnostic tools to ensure accurate root cause identification

We Diagnose Issues in:

• Pressure, temperature, and flow instruments
• Electrical panels, loops, and signal pathways
• Valve performance and control behaviour
• Heating elements and process sensors
• Communication faults in PLC and SCADA systems

From field troubleshooting to in-house repairs, ISA delivers fast response, technical accuracy, and complete service documentation to keep your operations running safely and smoothly.

⚙️ ODME Fault Finding — Precision Diagnostics for Oil Discharge Monitoring Equipment

At ISA Instruments South Africa, we offer specialized fault finding and diagnostic services for Oil Discharge Monitoring Equipment (ODME) used in marine and industrial applications. ODME systems play a critical role in ensuring MARPOL compliance and environmental safety, and our expert team is equipped to quickly identify and resolve any functional issues.

We Diagnose and Repair Issues Related To:

• Sensor and probe faults (e.g., oil content meter, flow sensors)
• Inaccurate discharge readings or alarms
• Data logging and communication errors
• Electrical faults in control circuits
• Pumping or valve control failures
• Calibration drift and zero offset issues
• Software and system integration errors

Using traceable test equipment, OEM-aligned procedures, and over 20 years of instrumentation experience, we ensure your ODME system remains compliant, accurate, and operational.

ISA Instruments South Africa

At ISA Instruments South Africa, we offer comprehensive Cargo Flow Solutions tailored for marine, offshore, and industrial environments. Our services focus on ensuring the safe, efficient, and accurate transfer of liquids and bulk cargo by providing advanced instrumentation, system integration, and technical support.

Our Core Services Include:

✅ System Design & Engineering

• Customised cargo handling and transfer system layouts
• Pipeline routing, flow dynamics, and material compatibility
• Integration with control, safety, and monitoring systems
• Engineering support for new builds and retrofit projects

✅ Flow Measurement & Monitoring

• Supply and installation of flow meters (mass, Coriolis, magnetic, ultrasonic, etc.)
• Tank gauging systems for level, pressure, and temperature monitoring
• Real-time monitoring of flow rates, volumes, and system status
• Calibration and verification of flow instruments

✅ Cargo Pumping & Transfer Systems

• Maintenance, repair, and upgrades of cargo pumps and valves
• Automation of cargo transfer operations
• Emergency shut-off systems and interlocks
• Support for loading arms, manifolds, and piping arrangements

✅ Valve Control & Automation

• Electric, pneumatic, and hydraulic valve systems
• Local and remote-control solutions
• Integration with PLC/SCADA for full system automation
• Troubleshooting and replacement of faulty actuators and controllers

✅ System Integration & Control

• PLC and SCADA-based monitoring & control
• Alarm management and process safeguarding
• Data logging, reporting, and diagnostics
• Remote support and system access solutions

ISA Instruments South Africa

ISA Instruments South Africa offers complete Fixed Gas Detection Monitoring solutions designed to safeguard life, property, and operations. Our services ensure the continuous, real-time detection of hazardous gases in marine, industrial, and commercial environments, supporting compliance with local and international safety standards.

Our Fixed Gas Detection Services Include:

✅ System Design & Installation

• Hazard and area risk assessment
• Customised layout and placement of detectors
• Installation of multi-point gas detection systems
• Integration with fire panels, alarms, and shutdown systems

✅ Calibration & Commissioning

• Sensor calibration using certified gas standards
• Full commissioning and alarm point verification
• Functional testing of detectors, alarms, and outputs
• Documentation and calibration certificates provided

✅ Routine Maintenance & Servicing

• Scheduled inspection and functionality checks
• Cleaning and testing of sensors and detectors
• Gas sensor replacement and re-calibration
• Full-service reporting for audit trails

✅ System Integration & Monitoring

• Integration with SCADA/PLC systems for real-time control
• Alarm management and historical data logging
• SMS/email alert setup for off-site monitoring
• Battery backup and fail-safe configuration

✅ Gas Types Monitored:

• Flammable gases (CH₄, H₂, etc.)
• Toxic gases (H₂S, CO, NH₃, Cl₂, SO₂, etc.)
• Oxygen deficiency/enrichment
• Refrigerant leak detection
• VOC (Volatile Organic Compound) monitoring

At ISA Instruments South Africa, we provide comprehensive gas detection solutions tailored for the marine, industrial, and commercial sectors. Our services cover the supply, installation, calibration, inspection, maintenance, and repair of fixed and portable gas detection systems to ensure safety, compliance, and operational reliability.

???? Our Gas Detection Services Include:

1. Supply of Gas Detection Instruments

• Portable gas detectors (Single and multi-gas)
• Fixed gas detection systems
• Flame and toxic gas detectors

2. Installation & Commissioning

• Installation of fixed gas detection systems (wired or wireless)
• Sensor placement consultation and zoning
• System integration with alarms and control panels
• Full function testing and commissioning

3. Calibration & Bump Testing

• Calibration of portable and fixed detectors using certified calibration gases
• Bump testing to ensure detector response
• Calibration certificates issued for compliance

4. Inspection & Maintenance

• Periodic inspection and servicing of detectors
• Sensor health check and replacement
• Firmware updates and diagnostics
• On-site and off-site maintenance programs

5. Repairs & Fault Finding

• Troubleshooting sensor errors, alarms, or signal loss
• Replacement of damaged or expired components
• Manufacturer-level diagnostics and repairs

6. Training & Support

• Operator training on proper usage and care of gas detectors
• Guidance on calibration intervals and recordkeeping
• Technical support and consultation

At ISA Fire, we are dedicated to delivering reliable, high-quality fire safety solutions that protect people, property, and operations. We offer a full suite of services to meet the fire protection needs of industrial, commercial, and residential clients:

???? Installation of Fire Protection Systems
We supply, service and install certified fire safety equipment, including fire extinguishers and hose reels.

???? Servicing and Maintenance
We provide scheduled servicing, inspections, and maintenance of fire equipment and systems, ensuring compliance with legal requirements and optimal performance at all times.

???? Fire Risk Assessments and Compliance Audits
Our team conducts detailed fire risk assessments and system audits to identify hazards, evaluate risks, and recommend practical solutions in line with regulatory standards.

???? System Repairs and Upgrades
We assess, repair, and upgrade existing fire protection systems to ensure they meet the latest safety standards and your operational requirements.

???? Fire Safety Training
We offer essential fire safety training for staff, including fire-fighting techniques, emergency response procedures, and safe use of fire equipment.

At ISA Fire, we pride ourselves on:
✅ Expert advice and solutions tailored to your needs
✅ Prompt, professional service
✅ Full compliance with national fire safety legislation

At ISA Instrument South Africa, we offer a complete range of services for industrial and marine heating elements, supporting the operational reliability of your equipment where controlled heating is critical.

Our services cover heating elements used in applications such as tanks, pipelines, boilers, and process systems.

Our Heating Element Services Include

✅ Supply & Installation

• Supply of high-quality heating elements (immersion heaters, cartridge heaters, flange heaters, band heaters, and custom elements)
• Installation of heating elements on tanks, pipelines, and process equipment
• Wiring, connection, and commissioning

✅ Inspection & Testing

• Visual inspection for wear, damage, or corrosion
• Continuity and insulation resistance testing
• Verification of temperature control devices (thermocouples, thermostats)

✅ Maintenance & Servicing

• Cleaning and removal of scale or deposits
• Re-termination of connections
• Tightening of flanges and fittings
• Functional testing under load

✅ Fault Finding & Repairs

• Diagnosis of non-heating or overheating issues
• Replacement of defective elements, thermostats, or sensors
• On-site and workshop repair options

✅ Custom Solutions & Upgrades

• Design and supply of heating elements tailored to client requirements
• Retrofitting or upgrading existing systems to improve efficiency

ISA Instrument South Africa offers specialized servicing and maintenance for Oil Discharge Monitoring Equipment (ODME) systems in compliance with MARPOL Annex I regulations. Our service ensures optimal performance, regulatory compliance, and extended life span of ODME units on board vessels.

Our ODME Services Include:

1. Routine Maintenance & Inspection
   • Full functional inspection of the ODME system.
   • Verification of system calibration status and condition.
   • Check of flow meters, pressure sensors, and sampling pumps.
   • Inspection and cleaning of measuring cell and sample line.
2. Calibration & Verification
   • Calibration using certified reference standards.
   • Verification of accuracy for oil content measurement.
   • Issuance of calibration certificates traceable to international standards.
3. Troubleshooting & Repairs
   • Diagnosis and repair of faulty sensors, electronics, or flow components.
   • Software error resolution and firmware updates.
   • Replacement of worn or defective parts with OEM or approved alternatives.
4. Installation & Commissioning
   • Installation of new ODME systems or retrofit of existing systems.
   • System integration with shipboard control and alarm systems.
   • Full commissioning and certification.
5. Annual & Pre-Inspection Checks
   • Preparation for class society or port state inspections.
   • Documentation review and compliance checks.
   • On-board functionality test and performance verification.
6. Supply of Spares and Consumables
   • Supply of ODME-specific spares: sensors, pump units, calibration fluids, measuring cells, etc.
   • Assistance with managing critical spare part inventory.

7. Training & Technical Support
   • Crew training on basic operation, maintenance, and regulatory requirements.
   • 24/7 technical support for fault diagnosis and remote troubleshooting.

Why Choose ISA Instrument South Africa?

• Certified Technicians with experience on all major ODME brands (e.g., Rivertrace, Jowa).
• Rapid Response Teams for urgent onboard or dockside service.
• Compliance Assurance – we help ensure your vessels meet all MARPOL regulations.
• Nationwide and Cross-Border Support – servicing available at South African ports and selected African coastal regions.

✅ Product Supply

• Direct supply of certified PRESSVAC Pressure/Vacuum Relief Valves (PVRVs) for:
• Storage tanks
• Silos and vessels
• Process gas and vapour systems
• Available in a range of configurations:
• Spring-loaded or weight-loaded
• Flame arrestor combinations
• Tank blanketing options

✅ Installation & Commissioning

• Professional installation of PRESSVAC valves on new or existing systems
• Site inspection and compatibility assessment
• On-site functional testing during commissioning

✅ Servicing & Maintenance

• Routine servicing of PRESSVAC valves to ensure proper sealing and response pressures
• Cleaning, reassembly, and leak testing of valve internals
• Valve seat and disc inspection for wear or corrosion
• Calibration of opening/closing pressures to manufacturer specifications

✅ Repairs & Refurbishment

• Refurbishment of worn PRESSVAC valves, restoring them to as-new condition
• Replacement of gaskets, seals, springs, and diaphragms using OEM parts
• Pressure testing to verify proper resealing and venting performance

✅ Testing & Certification

• In-house or on-site pressure/vacuum testing
• Issuance of calibration/test certificates
• Compliance with API 2000, ISO, and other applicable standards

✅ Spares & OEM Parts

• Supply of genuine PRESSVAC spares:
• Valve discs, springs, gaskets, seals, caps
• Replacement flame arrestor elements
• Fast turnaround on urgent parts requirements

✅ Technical Support & Consultation

• Assistance in valve selection for tank sizing and pressure/vacuum relief needs
• Recommendations for venting requirements and regulatory compliance
• Support for API 2000 venting calculations and sizing tools

✅ Training & Documentation

• On-site training for operators and maintenance teams on PRESSVAC valves
• SOPs for inspection, cleaning, and testing
• Maintenance logs and service records

Industries We Serve

• Petrochemical & chemical
• Oil & gas
• Water & wastewater
• Food & beverage
• Bulk storage and logistics

Why Choose ISA Instrument South Africa?

• Authorised PRESSVAC Agent: Assured access to authentic products and technical backing
• Qualified Technicians: Trained to PRESSVAC standards for service and calibration
• National Reach: On-site service across South Africa
• Turnkey Support: From supply and installation to testing, certification, and lifecycle support

At ISA Instrument South Africa, we specialise in the servicing, testing, and certification of pressure relief valves (PRVs) and safety valves to ensure they function reliably under critical operating conditions. Our services ensure compliance with safety standards, extend equipment life, and minimise downtime across industries such as oil & gas, petrochemical, water treatment, and manufacturing.

✅ Comprehensive Valve Servicing Solutions

???? On-Site and Workshop Servicing

• Removal and reinstallation of valves by trained technicians
• Disassembly, cleaning, and inspection of all internal components
• Lapping or replacement of valve seats, nozzles, springs, and discs
• Refitting and assembly using calibrated torque tools
• Pressure and leak testing under controlled conditions

⚙️ Valve Testing & Certification

• Hydrostatic and pneumatic testing of set pressures
• Crack pressure testing in accordance with:
• API 527 / API 576
• ASME Section VIII
• ISO 4126
• Issuance of test certificates, calibration reports, and service records
• Digital and hard-copy documentation for client records and compliance

????️ Repairs & Refurbishment

• Precision machining or honing of sealing surfaces
• Replacement with OEM-approved or equivalent high-grade parts
• Surface treatment or painting to prevent corrosion
• Recalibration of spring force and blowdown adjustments

???? Preventive Maintenance Programs

• Scheduled servicing based on operating hours or plant shutdowns
• Detailed condition assessments to prevent unexpected failures
• Valve tagging and maintenance history tracking

???? Spare Parts Supply

• Access to genuine and compatible spares for major brands
• LESER, Crosby, PRESSVAC, Farris, Besa, and others
• Stocking of critical parts for fast turnaround

???? Test Bench Facilities

• In-house test bench for up to 2-inch valves (or larger if available)
• Adjustable test pressure setups for various pressure classes
• Portable mobile test rigs available for on-site jobs (where applicable)

???? Value-Added Services

• Valve sizing and selection support
• Customisation of set pressures to match new operating parameters
• Training for client personnel on valve inspection and basic troubleshooting
• Integration with plant asset management systems

???? Industries Served

• Petrochemical & refining
• Oil & gas (onshore/offshore)
• Food & beverage
• Mining & metallurgy
• Power generation
• Water treatment & bulk storage

????️ Why Choose ISA?

• Qualified valve technicians and test operators
• SABS-compliant service procedures
• Fast turnaround, high reliability, and full documentation
• Support for both routine maintenance and emergency response

ISA Instrument South Africa offers a range of specialised services to support the installation, operation, and maintenance of Reverse Osmosis (RO) systems across industrial and commercial sectors. Our services ensure optimal water quality, system reliability, and compliance with safety and environmental standards.

Our RO-Related Services

1. Instrumentation Supply & Integration

• Supply and installation of process instrumentation tailored to RO systems:
• Pressure transmitters
• Flow meters
• Conductivity meters
• pH sensors
• Level sensors
• Integration with PLC/SCADA systems for real-time monitoring and control
• Calibration and loop check to ensure accurate readings

2. System Monitoring & Control

• Design and implementation of automated control panels for RO systems
• Remote monitoring solutions using telemetry or cloud-based dashboards
• Alarm configuration for membrane fouling, pressure drops, or TDS exceedance

3. Preventive & Corrective Maintenance

• Scheduled maintenance of instrumentation and electrical panels
• Fault-finding and troubleshooting of sensors and control systems
• Replacement of damaged or out-of-spec components

4. Membrane Performance Monitoring

• Instrumentation support for pressure differential and flow rate analysis
• Monitoring of recovery rates, salt rejection, and membrane fouling indicators

5. Water Quality Analysis Support

• Online instrumentation for continuous measurement of:
• Total Dissolved Solids (TDS)
• pH & ORP levels
• Turbidity
• Compliance reporting assistance for potable or industrial process water standards

6. Commissioning & Start-Up Assistance

• Instrument pre-commissioning and functional testing
• Assistance with flushing, sanitisation, and first-pass water testing
• Support with system balancing and PID tuning

7. Documentation & Training

• Provision of technical documentation (P&IDs, IO lists, calibration certificates)
• Training for plant operators on instrumentation handling and alarm responses
• SOPs for maintenance and calibration of RO instrumentation

Value-Added Services

• Customisation of control strategies based on feedwater variability
• Data logging and trending for performance optimisation
• Integration with energy management systems to reduce operational costs

At ISA Instrument South Africa, we provide specialist torque services to ensure the safe, precise, and compliant tightening of critical components across marine, industrial, and processing environments.

Our services help protect equipment integrity, prevent leaks, and maintain operational safety, particularly for high-pressure and high-temperature systems.

Our Torque Services Include

✅ Bolt Torquing & Tensioning

• Accurate torqueing of flange bolts, valve connections, pipeline joints, pressure vessels, and structural assemblies
• Hydraulic and pneumatic torque tool applications
• Controlled bolt tensioning to ensure uniform load distribution

✅ On-Site & Workshop Torque Support

• Torque services at client sites, onboard vessels, or at our workshop
• Support during installation, maintenance shutdowns, or commissioning

✅ Torque Verification & Testing

• Re-torqueing after initial operation to ensure joint integrity
• Verification of torque settings using calibrated tools
• Load and tension checks on critical fasteners

✅ Supply of Calibrated Torque Equipment

• Provision of manual, pneumatic, and hydraulic torque tools
• Calibration certificates supplied for all torque tools used  

✅ Technical Support & Documentation

• Torque procedure preparation based on client specs and standards
• Issuance of torque records and tightening reports
• Assistance with flange management plans

Applications

• Valves, relief valves, and safety device connections
• Flanges on pipelines, tanks, and pressure systems
• Structural fastening for marine and industrial equipment
• High-integrity joints requiring precision torque control