Calculated Industries 4088 User manual

2— Machinist calc®Pro 2
MACHINIST CALC®PRO 2
The Machinist Calc®Pro 2 Advanced Machining Math +
Materials calculator (Model 4088) provides hundreds of fast,


processes and 3 tools will let you spend much less time looking

Internet and more time machining.
The Machinist Calc Pro 2 gives you hundreds of calculations,
including:












TABLE OF CONTENTS
GETTING STARTED.................................................................4
 ..................................................................4
 .............................................................5
 ..................................................5
.......................................7
 ................................................7
 ...............................................8
.......................................................8
.........................................................13

User's Guide — 3
USING THE MACHINIST CALC PRO 2 .................................15
...........................................................15
.............................15
Materials .............................................................................15
...........................................................................
Tools ...................................................................................17
.......................................................17
Basic.......................................................................17
Face Milling ............................................................18
End Milling ..............................................................19
IPM.................................................................
Based on Cutting Feed and RPM
(for Turning) ........................................................................
Based on Cutting Feed and RPM
(for Drilling) .........................................................................
Based on Feed per Tooth, RPM and
# of Teeth............................................................................
End Milling .....................................................
SFM.......................................................
Turning.....................................................
 End Milling ...............................................
Drilling......................................................
 ..................................
Based on Cutting Feed and # of Teeth...
Based on Feed Rate, RPM and
# of Teeth............................................................................
Face Milling ............................................
IPR ..........................................................31
Based on Feed per Tooth and # of Teeth...31
Based on Feed Rate and RPM ..................
Turning .......................................................33
 .........................................................................34
......................................................34
..........................................................35
 ............................................................
....................................................37
.........................................................................37
 ...................................................................38

4— Machinist calc®Pro 2
..............................................................39
 ............................................................40
..................................................40
 ..................................................41
...............................41
............................41
..........................................................43
........................................................45
..............................................................47
................................................49
.....................50
 ............................................................................50
Known Thread Size and
Wire Size ............................................................................51
Known 3-Wire Measurement
and Wire Size .....................................................................
.....................................................................54
.........................................................................54
...........................................
Based on Adjacent and Opposite Legs ....
Based on Hypotenuse and Angle .............57
 .....................................................58
Based on Diameter ..................58
 ..............58
 ...............................58
 ..........................................59
 .....................................................59
APPENDIX ..............................................................................
GETTING STARTED
KEY DEFINITIONS
You may want to practice getting a feel for your calculator




User's Guide — 5
Basic Function Keys
O On/Clear Key — 

clears all non-permanent values.
gO Off — 
permanent values.
+-*
,= Arithmetic operation keys
0-9
and . 
gConvert — 

special functions.
gr Store — 
gr
1-9
Storage Registers M1 through M9 —
store values in memory registers 1 through 9.
rRecall — 
values and settings.
rr Memory Clear — 
and displays total.
MAccumulative Memory — Adds displayed value to
Accumulative Memory.
gM M- — 
Accumulative Memory.
Dimensional Function Keys
m Millimeters (mm) — 
millimeters, with repeated presses toggling

Also converts dimensional value to units of
millimeters, with repeated presses toggling


6— Machinist calc®Pro 2
g5 Centimeters (cm) — 
centimeters, with repeated presses toggling

g9 Meters (m) — 

and volume units.
g7 Feet — 
presses of g7
area and volume units. Also used with iand
/
presses of g7 during conversions toggle

iInch — 


/
for entering fractional Inch values (e.g.,
9i1/2

decimal Inches.
/Fraction Bar — 



fractional accuracy setting is automatically

dimensional fractional format.
B1/1000" (mils) — Multiplies a dimensionless



and displayed to three decimal places.

User's Guide — 7
Weight and Volume Function Keys
g6 Tons — Enters or converts a weight or volume
value to tons.
g4 Pounds (lbs) — Enters or converts a weight or
volume value to pounds.
g3 Metric tons (met tons) — Enters or converts a
weight or volume value to metric tons.
g2 Grams — Enters or converts a weight or
volume value to grams.
g1 Kilograms (kg) — Enters or converts a weight
or volume value to kilograms.
g0 Weight per Volume (wt/vol) —







Trigonometric Function Keys
ga Sine — 
degree or unitless value.
gm ArcSine — 

go Cosine — 
degree or unitless value.
gi ArcCosine (ArcCos) — 

gh Tangent (Tan) — 
entered degree or unitless value.

8— Machinist calc®Pro 2
g/ ArcTangent (ArcTan) — 
for the entered or calculated Tangent value.
Miscellaneous Functions
g. Degrees:Minutes:Seconds (dms◄►deg) —


the two formats.
%Percentage — 

g% x2— 
ABackspace Function — 
one keystroke at a time (unlike the O
function, which deletes the entire entry).
gA Square Root (!) — 

g, Reciprocal (1/x) — 
8g,= 0.125).
g* Clear All — 


g- Change Sign (+/-) — Toggle displayed value

g+ Pi — π
g= Preference Settings (Prefs) — Accesses

dimensional answer formats
(see Preference Settings section).
Machinist Function Keys
Note:Unitless entries are assumed to be inches in U.S. mode,
millimeters in Metric mode.

User's Guide — 9
dDiameter — 

gd Bolt Pattern — 

xand ycoordinates for each


xand ycoordinates.
NMaterial — 





gN Depth of Cut (DOC) — 


PProcess — 






gP Width of Cut (WOC) — 



LTool — 





particular Tool Type.

10 — Machinist calc®Pro 2
gL Length of Cut (LOC) — 

SSurface Feet per Minute — Enters or calculates






gS Wire Size — 



RRevolutions per Minute — Enters or



gR 3-Wire Measurement (3W Measure) — Enters or






on this entered measurement.
TInches per Tooth — Enters or calculates






