ISA Interchange

Welcome to the official blog of the International Society of Automation (ISA).

This blog covers numerous topics on industrial automation such as operations & management, continuous & batch processing, connectivity, manufacturing & machine control, and Industry 4.0.

The material and information contained on this website is for general information purposes only. ISA blog posts may be authored by ISA staff and guest authors from the automation community. Views and opinions expressed by a guest author are solely their own, and do not necessarily represent those of ISA. Posts made by guest authors have been subject to peer review.

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AutoQuiz: What Is the Appropriate P&ID Symbology for an Electric Signal?

AutoQuiz is edited by Joel Don, ISA's social media community manager.

AutoQuiz20150918-1revToday's automation industry quiz question comes from ISA's new course, Extreme Instrumentality: Electrical to Instrumentation Cross Training Boot Camp. The class focuses on the knowledge and skill sets required to function as an instrument maintenance technician. Process measurement techniques, measurement and control equipment, calibrations techniques and calibration equipment will be discussed and utilized in numerous hands-on lab sessions. Knowledge gained from this course is designed to train you to be a key asset to an I&E maintenance team.

From the diagram, the output of FIT is a/an:

a) electric signal
b) hydraulic signal
c) pneumatic signal
d) capillary signal
e) none of the above

 

This chart illustrates some of the standard symbology used in P&ID documentation

AutoQuiz20150918-2rev

The correct answer is A.

 

Joel Don
Joel Don
Joel Don is an independent content marketing, social media and public relations consultant. Prior to his work in marketing and PR, Joel served as an editor for regional newspapers and national magazines throughout the U.S. He earned a master's degree from the Medill School at Northwestern University with a focus on science, engineering and biomedical marketing communications, and a bachelor of science degree from UC San Diego.

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