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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.
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I/O - Input Output
Term used for signals entering (Inputs) and exiting (Outputs) a control system

Further Reading

 


ID
Internal Diameter

Further Reading

 


IEC
International Electrotechnical Commission
Body composed of 60 plus countries that issues standards for all electrical electronic and related technology
Further Reading

 


IEEE
Institute of Electrical and Electronics Engineers
US based non profit technical professional association
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Impedance
Opposition to the flow of ac current; the equivalent of resistance in dc circuits. Expressed in units called ohms.
The impedance of an ac circuit is one ohm if a potential difference of one volt creates a current flow of one ampere within it.
Further Reading

 


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

 


Inductance
The property by which an electromotive force (emf) is induced in a conductor when the magnetic field is changing about it.
This is usually caused by changes in the current flow in the circuit or in a neighboring circuit.
Further Reading

 


INERIS
French based Notified Body

Further Reading

 


IP
Ingress Protection

Further Reading
Guide to IP Ratings
 


IS
Intrinsic Safety
Method of explosion prevention by limiting the energy stored in electrical circuits
Further Reading

 


ISSeP
Notified Body based in Belgium

Further Reading

 


IST
Integrated Systems Test

Further Reading

 


IVB
Independent Verification Body

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