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TUNE YOUR LOOP: From the Certified Control Systems Technician® (CCST®) Level I Review Course (TS00)

TUNE YOUR LOOP: Questions to keep you sharp.


Tune Your Loop is a series of posts consisting of questions from ISA Training Courses.


1. You have an standard pneumatic instrument loop with a span of 200 units, what is the steady state gain?

  1. a. .06 PSI/unit
  2. b. .12 PSI/unit
  3. c. .075PSI/unit
  4. d. .08PSI.unit

2. _______ control is often used when a specific blend of two different materials is required.

  1. cascade
  2. ratio
  3. feed forward
  4. feedback

3. There are a total of ________time constant adjustments from the start point of a
set point change and reaching the final set point.

  1. 1
  2. 3
  3. 7
  4. 5

4. An instrument location plan _________of each instrument.

  1. shows the location, elevation, and tag number
  2. shows the location, specification number, and elevation
  3. shows the specification number, and tag number
  4. shows the location, and wiring plan

5. Maintenance that occurs following equipment failure is called _____maintenance.

  1. creative
  2. preventive
  3. corrective
  4. predictive

What are your answers before you read ahead?

1. a

2. b

3. d

4. a

5. c


From the ISA Course Certified Control Systems Technician® (CCST®) Level I Review Course (TS00) pre-instructional survey.

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