Today’s automation industry quiz question comes from ISA’s new course, Control Valve Mechanics and Operations from Analog to Digital. The class, which is offered June 22-26, takes a deep dive into the control valve’s mechanical composition, actuation and positioning accessories, including a detailed study of digital valve controllers. The class is hands-on and lab intensive, and is designed to offer a real-world, working knowledge of valve mechanical configurations, valve operations and positioner calibrations.
Failsafe positions for a valve can be:
A) Fail Closed
B) Fail Open
C) Fail Last or Locked
D) All of the above
Quiz Bonus: Use coupon code JUNTS18 when you register for the course to get the class at 50% discount. Register at this page: http://bit.ly/1ElxhX0