Today’s automation industry quiz question comes from ISA’s new course, PLC Fundamentals for the Technical Professional. This course focuses on the role the programmable logic controller plays in the design of a control system and how proper selection, installation and maintenance can reduce operating costs and improve performance. It provides the technical expertise necessary to install, perform routine programming and maintenance and apply proper troubleshooting and configuration techniques.
Which of the standards listed below describe the guidelines for programming a programmable logic controller?
a) IEC 61511-3
b) IEC 61131-3
c) IEC 61508-3
d) IEC 63111-3
e) all of the above
Click Here to Reveal the Answer
The IEC 61131-3 standard establishes guidelines for the use of ladder, function block, instruction list, structured text and sequential function chart programming for the programmable logic controller industry.
The correct answer is B.