Us e r 's GU i d e — 29
KEYSTROKE DISPLAY
OO
0.
1. Enter the bit Diameter:
3/8d
DIA 0-3/8 INCH
2. Enter the Cutting Speed:
300C
CUT 300. FEET/MIN
3. Calculate the Spindle Speed (RPM):
R
RPM 3056.
R
CUT 300. FEET/MIN
R
DIA 0-3/8 INCH
rR
* RPM 3055.7749
* The calculated RPM is displayed as a rounded, whole number value.
rR
displays the stored RPM value in decimal oating point format
.
RPM - Turning
Calculate the Spindle Speed (RPM) needed to turn a piece with
a 5” Diameter at a recommended Cutting Speed of 650 sfm:
KEYSTROKE DISPLAY
OO
0.
1. Enter the bit Diameter:
5id
DIA 5 INCH
2. Enter the Cutting Speed:
650C
CUT 650. FEET/MIN
3. Calculate the Spindle Speed (RPM):
R
* RPM 497.
* Repeated presses of
R
will toggle through the inputs and outputs,
starting with the entered Cutting Speed.
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