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AutoQuiz: Can You Identify Instrument Line Symbols?

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

 

Today's automation industry quiz question comes from the ISA Certified Control Systems Technician (CCST) program. Certified Control System Technicians calibrate, document, troubleshoot, and repair/replace instrumentation for systems that measure and control level, temperature, pressure, flow, and other process variables. Click this link for more information about the CCST program. This question comes from the Level I study guide, Domain 3, Troubleshooting. Level I represents a professional who has a five-year total of education, training, and/or experience.

 

Per ISA-5.1-1984 (Revised 2009, Instrument Symbols and Identification), the line below is a (an) ___________ instrument line symbol.

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

   Here are the mentioned noted instrument line symbols from the ISA standard.

The best answer is A, electric.

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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