Home  Glossary  Resources  

Control and Instrumentation Glossary

Search for another term in our Glossary


Transmission Control Protocol/Internet Protocol
The suite of communications protocols used to connect devices on the internet or similar network.
Further Reading


Temperature Classification
The maximum surface temperature that a product destined for use in a potentially hazardous atmosphere is allowed to operate at.

Further Reading
Temperature Classification Page

Test Precision
The degree of agreement between measurements of the same property expressed in terms of the dispersion of the results around the arithmetic mean.
Usually associated with analysers.
Further Reading


Triple Modular Redundant

Further Reading


An element or device that receives information in the form of one quantity and converts it to information in the same or another quantity or form.

Further Reading


Name given to the internals i.e. plug and seat of a valve.
Rather than replace a complete valve the trim is often replaced utilising the existing body and actuator.
Further Reading


Topside Umbilical Termination Unit
Provides interface between topside equipment e.g. hydraulics and umbilical.
Further Reading


Notified Body based in Germany and Austria.

Further Reading


Sponsored Links



C&I Glossary
Relief Valve Glossary
Engineering Glossary
Nuclear Glossary

C&I Resources

Cable Gland Selector
CE Marking
Flange Dimensions
Ingress Protection
Pipe Schedules
Relief Valve Orifice Size
Temperature Class
Temperature Conversion
Thermocouple Types
Valve Leakage
Vortex Meters
Wires and Cables


© Copyright 2006 - 2017. All rights reserved.