ACU-RITE VRO 300M - Manual (Page 44)

VRO 300M Calculator
37
RPM Calculator
This feature lets you calculate a rotational speed
based on a diameter and the desired surface
speed.
D IAMETER —enter the diameter of the tool. You can
change to metric with the
MM
key.
S URFACE S PEED —enter the desired surface speed.
You can change between feet/minute and
meters/minute using the softkeys. For
convenience, the
SURFACE
SPEED TABLE
softkey brings up a
table of surface speeds for various materials.
RPM—is calculated automatically.
RPM CALCULATOR
DIAMETER
INCH 2.000
SURFACE SPEED
FT/MIN 150
RPM
286