User Manual

G-2
Bolt Bound
The situation whereby the machine cannot be moved in the desired direc-
tion (either horizontally or vertically) because of mounting bolt restrictions,
or a limited number of shims.
Brackets (or Fixtures)
Components that mount to machine shafts or couplings to measure the rel-
ative position of the centerlines of two machines.
Coefficient of Thermal Expansion
The constant value or factor of expansion of a metal for a given increase in
temperature per length of the metal. This is different for each type of mate-
rial.
Cold Alignment (or Static Alignment, or Primary Alignment)
Condition in which machines are normally aligned. Changes in off-line to
on-line running conditions should be allowed for during this procedure so
that the machine will “grow” into alignment during operation.
Co-linear
Two or more lines positioned in space with no offset or angularity between
them.
Co-planar
Lying or acting in the same plane.
CPM
Cycles per minute. (Same as RPM.)
Current Job
Job in the UltraSpec analyzer that is currently active – the one that can be
easily modified.
Dodd Bars
A secondary alignment method.
Dutchman
A tapered filler ring for squaring cocked flanges, or a ring of uniform thick-
ness used to fill pipe gaps.