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ISO 9001

A quality assurance standard issued by the International Organization for Standards.
Standard is titled; Quality systems - Model for quality assurance in design/development, production, installation and servicing.
Further Reading


I/O - Input Output

Term used for signals entering (Inputs) and exiting (Outputs) a control system

Further Reading



International Atomic Energy Agency
Works for the safe secure and peaceful uses of nuclear science and technology.
Further Reading
Nuclear Glossary


Independent Competent Person

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Internal Diameter

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International Energy Agency

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IEC - International Electrotechnical Commission

Body composed of 60 plus countries that issues standards for all electrical electronic and related technology

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US based non profit technical professional association

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A nickel-chromium alloy.
Noted for good strength and excellent resistance to oxidation and carburisation in high-temperature atmospheres.
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A nickel-chromium-iron alloy.
Noted for having high temperature strength while maintaining excellent corrosion resistance.
Further Reading



French based Notified Body

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Ingress Protection

Further Reading
IP Toolbox Page


Integrated Pollution Prevention and Control.
EU directive 96/61/EC of 1996 which aims to minimise pollution from various point sources throughout the European Union.
Further Reading


IR 35

Term given to UK legislation which aims to remove opportunities for the avoidance of tax and Class 1 National Insurance Contributions by the use of intermediaries in circumstances where an individual worker would otherwise be an employee of the client.

Further Reading


IS - Intrinsic Safety

Method of explosion prevention by limiting the energy stored in electrical circuits

Further Reading


ISC - Integrated Service Contract

A contract likely to include design and project services; maintenance; upgrades as well as reliability and integrity management.
More extensive than an Alliance Contract.
Further Reading



Notified Body based in Belgium

Further Reading



Integrated Safe System of Work
An electronic system designed to improve and enhance paper-based Permit to Work (PTW) systems. Widely used in the UK North Sea.
Further Reading



Integrated Systems Test

Further Reading


ITB - Invitation to Bid

Invitation from a potential Client to bid a project.

Further Reading


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