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CHAPTER 4
TECHNICAL ADMINISTRATION
CHAPTER LEARNING OBJECTIVES
Upon completion of this chapter, you should be able to do the following:
Recognize the procedure to follow for requesting
Describe the system used for equipment cal-
calibration of equipment.
ibration.
Describe the different calibration statuses of
Identify the calibration echelons established for
equipment.
calibrating equipment.
Describe the procedures in updating equipment
calibration schedules.
Describe the Metrology Automated System for
Recognize the procedures used to instruct IC
Uniform Recall and Reporting (MEASURE)
watch standers.
program.
success of our Navy depends on the use of accurate and
As an IC Electrician Second Class, your admin-
reliable measuring instruments, and the best way to
istrative responsibilities will include updating various
forms and schedules concerning equipment calibration.
assure continued accuracy is by periodic calibration
You will also be responsible for instructing your person-
performed by skilled technicians.
nel on IC watch standing. This will include ensuring that
The increased complexity of ship systems
your personnel are informed of safety precautions and
(especially weapons, propulsion, and navigation) has
procedures to follow when they are standing the various
made it necessary to improve the quality and accuracy
IC watches. Therefore, this chapter will give you some
of measurements. Problems existed in measurements
background on the Navy Metrology and Calibration
because the measurements of one activity did not agree
(METCAL) program, the Metrology Automated System
with those of another activity even though identical
for Uniform Recall and Reporting (MEASURE) pro-
items were being measured. In such cases, there was a
gram, and IC watch standing, which will include
tendency to "write off" the discrepancies as variations
electrical safety.
in the measuring instrument. But, in fact, most of any
discrepancy was due to the lack of standardized
THE NAVY METROLOGY AND
measurements. It was the purpose of standardizing
CALIBRATION PROGRAM
instrument measurements that the Navy METCAL
program was established. This program emphasizes the
Metrology is the science and art of measurement for
need to complete measurement standardization
the determination of conformance to technical require-
throughout the Navy.
ments. It includes the development of standards and
systems for absolute and relative measurements. Al-
The Navy has established the METCAL program to
though measurement methods have changed con-
ensure traceability and accuracy of instrument
siderably since ancient times, the basic concept of using
calibration to the National Institute of Standards and
calibration to maintain the accuracy of tools and
Technology (NIST). To operating personnel, this means
measuring devices to manufacture quality products and
that any instrument used aboard ship for quantitative
maintain quality performance has not changed.
measurement must be calibrated and that the standards
used are more accurate than the shipboard instruments.
Calibration assures us that our weapon systems are
The accuracy of a standard must be traceable, through
working right and that the parts obtained from different
manufacturers will fit together as they should. The
documentation by each higher calibration activity, to the
4-1

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