Rockwell Automation 150 MNL/SMC DIALOG+/APP-PROD GUIDE - Manual (Page 184)

10-22 Reference
Engineering Constants (cont.) Work/Inertia
ft.-lb. = foot pounds
WK
2
= moment of inertia
N-m
2
= Newton meters
2
Area
sq. ft. = square feet
sq. m = square meters
mil = unit of length or angular measurement
mm
2
= square millimeters
sq. in. = square inch
Rotation/Rate
FPM = feet per minute
FPS = feet per second
m/s = meters per second
mph = miles per hour
cfm = cubic feet per minute
Mathematic
p = “pi”
rad. = radians
p = Density
E = Summation
D = Chang
Pressure
kg. per sq. cm = kilograms per square centimeter
Hg = Mercury symbol
PSI = pounds per square inch
PSF = pounds per square foot
Volume
cu. = cubic
cu. in. = cubic inch
cu. ft. = cubic feet
gal. = gallon
ml = milliliter
fl. oz. = fluid ounce (U.S.