INSTRUMENTATION NCCER TEST STUDY GUIDE
1. 1. the density of a fluid affect the displacers b
a. location
b. buoyancy
c. length
d. height
2. 2. what mode must the controller be in before any a
changes are made to the process variable
a. manual
b. automatic
c. shut down
d. power off
3. 3. bills of material are found in a
a. General Arrangement drawings
b. instrument detail drawings
c. piping orthographics
d. p&id
4. 4. when bench calibrating a temperature RTD trans- c
mitter, the the instrument technician should apply
a. hot air pressure
b cold air pressure
c. resistance
d. voltage
5. 5. before working on a d energized circuit containing a
a capacitor, what must be done
a. discharge the capacitor
b. re energize the circuit.
c. defibrillate the system
d. remove the lock outs
, INSTRUMENTATION NCCER TEST STUDY GUIDE
6. 6. the minimum value of the measured process range d
is considered to be
a. upper measured value
b. zero input value
c. span value
d. 3 PSI and 4 ma
7. 7. a solenoid valve is often used to a
a. direct air flow that opens or closes an air operated
valve.
b. regulate temperature.
c. regulate the amperage that is used to open or
closed control value.
D. Control the voltage that is used to open or closed
contracts
8. 8. viscosity is analyzed in all the following ways except B
a. the following Ball Method.
B. The viscositron method
c. the rotating disk method.
D. The capillary method
9. 9. the process parameter that is selected for control is d
called the
a. process rate.
B. Controlled energy.
C. Process set point.
D. Controlled variable
10. 10. optimal gain is the maximum allowable value of a
gain in which the system is.
a. Stable.
, INSTRUMENTATION NCCER TEST STUDY GUIDE
B. Oscillating.
C. At its highest amplitude
D. Not responding
11. 62. multiple instruments with in a loop share a com- d
mon
a. Loop prefix
B. Loop suffix
C. Installation detail
D. Loop number
12. 11. carbon dioxide is produced commercially b
A. By extraction from the atmosphere
B. As a byproduct of manufacturing
c. By extraction from ocean water
D. Through chemical bonding
13. 63. what is a thermowell d
A. Temperature measuring device
B. Void space for demanding temperature fluctua-
tions
C. Top side of a temperature transmitter
D. Protective device to house a thermocouple
14. 12. fhe most reliable relay is a/ an c
A. EMR
B. Pneumatic
C. SSR
D. L e d
15. 64. what is the major cause of death from electrical b
shock
A. Burns
, INSTRUMENTATION NCCER TEST STUDY GUIDE
B. Heart fibrillation
C. Head trauma
D arc flash
16. 13. the modulating control, the first step is to compute a
the air between control variable and set point. The
second step is to produce
A. Out signal
B. Modulating mode
C. Feedback set point
D. Process feedback
17. 65. the hydrostatic pressure created in a 10 ft tank c
with 8 ft water level is
A. 3.4 PSI
B. 4.3 PSI
C. 8 PSI
D. 10 psi
18. 14. a dashpot timer relay is b
a. Is well suited for fast on-off Cycles
B. Is a type of pneumatic relay
C. Has no moving parts
D. Requires a long reset time
19. 66. an example of a direct measure indicator is a a
A. Pressure gauge
B. Bull thermometer
C. Sight glass
D. Flow meter
20. 15. a photo sensor is a b
A. Double throw double pole switch
1. 1. the density of a fluid affect the displacers b
a. location
b. buoyancy
c. length
d. height
2. 2. what mode must the controller be in before any a
changes are made to the process variable
a. manual
b. automatic
c. shut down
d. power off
3. 3. bills of material are found in a
a. General Arrangement drawings
b. instrument detail drawings
c. piping orthographics
d. p&id
4. 4. when bench calibrating a temperature RTD trans- c
mitter, the the instrument technician should apply
a. hot air pressure
b cold air pressure
c. resistance
d. voltage
5. 5. before working on a d energized circuit containing a
a capacitor, what must be done
a. discharge the capacitor
b. re energize the circuit.
c. defibrillate the system
d. remove the lock outs
, INSTRUMENTATION NCCER TEST STUDY GUIDE
6. 6. the minimum value of the measured process range d
is considered to be
a. upper measured value
b. zero input value
c. span value
d. 3 PSI and 4 ma
7. 7. a solenoid valve is often used to a
a. direct air flow that opens or closes an air operated
valve.
b. regulate temperature.
c. regulate the amperage that is used to open or
closed control value.
D. Control the voltage that is used to open or closed
contracts
8. 8. viscosity is analyzed in all the following ways except B
a. the following Ball Method.
B. The viscositron method
c. the rotating disk method.
D. The capillary method
9. 9. the process parameter that is selected for control is d
called the
a. process rate.
B. Controlled energy.
C. Process set point.
D. Controlled variable
10. 10. optimal gain is the maximum allowable value of a
gain in which the system is.
a. Stable.
, INSTRUMENTATION NCCER TEST STUDY GUIDE
B. Oscillating.
C. At its highest amplitude
D. Not responding
11. 62. multiple instruments with in a loop share a com- d
mon
a. Loop prefix
B. Loop suffix
C. Installation detail
D. Loop number
12. 11. carbon dioxide is produced commercially b
A. By extraction from the atmosphere
B. As a byproduct of manufacturing
c. By extraction from ocean water
D. Through chemical bonding
13. 63. what is a thermowell d
A. Temperature measuring device
B. Void space for demanding temperature fluctua-
tions
C. Top side of a temperature transmitter
D. Protective device to house a thermocouple
14. 12. fhe most reliable relay is a/ an c
A. EMR
B. Pneumatic
C. SSR
D. L e d
15. 64. what is the major cause of death from electrical b
shock
A. Burns
, INSTRUMENTATION NCCER TEST STUDY GUIDE
B. Heart fibrillation
C. Head trauma
D arc flash
16. 13. the modulating control, the first step is to compute a
the air between control variable and set point. The
second step is to produce
A. Out signal
B. Modulating mode
C. Feedback set point
D. Process feedback
17. 65. the hydrostatic pressure created in a 10 ft tank c
with 8 ft water level is
A. 3.4 PSI
B. 4.3 PSI
C. 8 PSI
D. 10 psi
18. 14. a dashpot timer relay is b
a. Is well suited for fast on-off Cycles
B. Is a type of pneumatic relay
C. Has no moving parts
D. Requires a long reset time
19. 66. an example of a direct measure indicator is a a
A. Pressure gauge
B. Bull thermometer
C. Sight glass
D. Flow meter
20. 15. a photo sensor is a b
A. Double throw double pole switch
