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Refractometers (as applicable to their facilities): |
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|  DOE-STD-1162-2003
c.
Given a basic diagram of a typical source range instrument, discuss the functions of the
following components:
Linear amplifier
Discriminator
Pulse integrator
Log count rate amplifier
d.
Given a basic diagram of a typical intermediate range instrument, discuss the functions of
the following components:
Log amplifier
Reactor protection interface
e.
Discuss the reason gamma compensation is not required in the power range.
f.
Given a basic diagram of a typical power range instrument, discuss the functions of the
following components:
Linear amplifier
Reactor protection interface
g.
Discuss the failure modes of fission chambers, ion chambers, and proportional counters.
h.
Discuss the various Non-Destructive Assay (NDA) instruments (e.g., gamma counters,
Neutron Multiplicity Counters, etc.) available for measuring isotopic content, fissile
material content, activity concentration for Materials Accountability of special nuclear
materials and/or nuclear waste.
11.
Instrumentation and control personnel shall demonstrate a working level knowledge of
refractometers (as applicable to their facilities):
Supporting Knowledge and/or Skills
a.
Discuss the use of refractometers in various facility applications.
b.
Discuss how the refractive index of a solution varies with the density of the solution.
c.
Discuss critical angle of refraction and how fully reflected light rays and partially
reflected light rays form an image to derive the measurement.
12.
Instrumentation and control personnel shall demonstrate a working level knowledge of
sensor characteristics and instrument loop signal types.
a.
Define and discuss the following sensor characteristics:
Range
Response Time
Accuracy
Precision
Sensitivity
Dead-band
b.
Discuss the following signal types used in instrumentation loops:
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