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.

All Posts

AutoQuiz: What Type of Wire Is Used in a Process Control Loop?

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 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.

autoquiz-20161216-wire-type-process-control-loop

What kind of wires in a process control loop would most likely be shielded cables?  

a) power wires
b) ground wires
c) signal wires
d) control wires
e) none of the above

 

The correct answer is C.

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.

Related Posts

Popular Blog Posts from the First Half of 2021

ISA's official blog, ISA Interchange, features many perspectives from ISA members and industry contributo...
Steven Aliano Jul 30, 2021 5:30:00 AM

ISA Recognizes 2021 Celebrating Excellence Awardees

This program honors the remarkable achievements and contributions of ISA members. The International Socie...
Steven Aliano Jul 27, 2021 5:30:00 AM

Why CO2 is the Most Promising Refrigerant in the Cooling Industry

As a natural working medium, CO2 is a key research orientation of chlorofluoro carbons (CFCs). In this ar...
Jane Yu Jul 23, 2021 5:30:00 AM