Instrumentation Questions

  1. Define terms associated with instrumentation

  2. Describe the major process variables controlled in the Process Industry

  3. Explain the relationship among common process variables

  4. Define terms associated with pressure and pressure instruments

  5. Define terms associated temperature and temperature instruments

  6. Describe the effect heat energy has on the movement of molecules

  7. Describe the purpose and operation of various temperature-sensing/measurement devices used in the process industry

  8. Define terms associated with level and level instruments

  9. Identify the most common types of level-sensing measuring devices used in the process industry

  10. Identify the most common types of flow-sensing measuring devices used in the process industry

  11. Describe the purpose and operation of flow-sensing measurement devices used in process industry

  12. Identify the most common types of analytical devices used in the process industry

  13. Discuss how analytical instrumentation affects the role of the process technician and how the process technician affects the operation of the analytical instrumentation

  14. Identify common types of miscellaneous measuring devices

  15. Explain the components and function of a control loop

  16. Describe the relationship between the measuring instruments (pressure, temperature, level, and flow) and their role in the overall control loop process

  17. Given a simulator or actual device, identify if a control loop is in control or out of control and identify the information used to make the decision

  18. Define terms associated with valves and other final control elements

  19. Given a drawing or actual device, identify the main components of a control valve

  20. Compare and contrast a spring and diaphragm actuator to a cylinder actuator

  21. Given a drawing or actual device, identify and describe and following: current to pneumatic transducer and indications of a sticking control valve

  22. Describe the types of petrochemical and refining industry drawings that contain instrumentation.

  23. Describe the lettering and numbering standards based on ISA instrumentation symbols

  24. Describe the standards for line symbols

  25. Compare and contrast P&IDs and PFDs

  26. Sketch instrumentation control loops on available trainer resources

  27. Explain that different facilities have different practices related to process technicians troubleshooting process instruments

  28. Identify typical malfunctions found in primary sensing elements and transmitters

  29. Identify switches, relays and annunciator systems