Calculated Industries 4087 User manual

Us e r 'sGU i d e — 1
MACHINIST CALC™ PRO
The Machinist Calc™ Pro Advanced Machining Math and
Reference Tool (Model 4087) provides fast, precise solutions for
your every day machining calculations. With the Machinist Calc Pro
you will spend less time looking up your most-needed calculations
on charts, in books or on the Internet and more time machining.
The Machinist Calc Pro 
calculations, including:









 
 
 
 

2 — Ma c h i n i s t ca l c ™Pr o
TABLE OF CONTENTS
GETTING STARTED.............................................................................................5
 ............................................................................................5
........................................................................................5
   ............................................................................6
  .................................................................7
   .........................................................................7
  .................................................................................8
   .................................................................................9
  ..................................................... 
 ........................................................ 
  .......................................................... 14
 ............................................................................. 15
  ..............................................................................16
 ........................................................................................16
   ..................................................................... 17
  .............................................................................................. 17
 ....................................................................................... 17
   .................................................................... 19
   ...................................................................................... 19
  ..............................................20
  ..........................................................................20
 ............................................................20
   .................................................................................21
  ......................................................................................21
  ...............................................................................21
  ..................................................................................22
 .......................................................................................................22
   ......................................................
 ...................................................................24
USING THE MACHINIST CALC PRO ...............................................................25
  .................................................................................26

Us e r 'sGU i d e — 3
Milling ................................................................................................26
  Turning ..............................................................................................27
  Drilling ...............................................................................................27
  .....................................................................................................28
Based on Cutting Feed and RPM (for Turning) .......................28
Based on Cutting Feed and RPM (for Drilling) ........................28
Based on Feed per Tooth, RPM and # of Teeth ......................29
 ............................................................................................
Milling.................................................................................
  Turning ............................................................................... 
  Drilling ................................................................................ 
  Using Metric Mode.............................................................
 ...................................................................
Based on Cutting Feed and # of Teeth ...........................
  Based on Feed Rate, RPM and # of Teeth......................
 ...............................................................................
  
Based on Feed per Tooth, Tool Diameter and Cut Depth ...........................
  ..............................................................................................
  Based on Feed per Tooth and # of Teeth............................
Based on Feed Rate and RPM ...........................................
....................................................................................................
   ................................................................................
  ....................................................................................
  .......................................................................................
 ..............................................................................
 ...................................................................................................40
  .............................................................................................40
Internal Thread .............................................................................................. 41
  .............................................................................................42
   ....................................................................................42
   ............................................................................42
   ........................................................

4 — Ma c h i n i s t ca l c ™Pr o
   .....................................................
   ....................................................................................44
   ..................................................................................46
   ........................................................................................47
  ..........................................................................48
.............................................49
W .......................................................................................................49
  Known Thread Size and Wire Size ........................50
  Known 3-Wire Measurement and Wire Size.................... 51
  ..............................................................................................52
  ....................................................................................................52
....................................................................54
Based on Adjacent and Opposite Legs .............................54
  Based on Hypotenuse and Angle ......................................55
...............................................................................55
Based on Diameter ...........................................55
  Based on Radius...............................................56
......................................56
.........................................................56
   ....................................................................56
  ................................................................................57
APPENDIX A – DEFAULT SETTINGS..............................................................58
APPENDIX B – PREFERENCE SETTINGS.................................................. 59
APPENDIX C – CARE INSTRUCTIONS........................................................ 62
APPENDIX D – ACCURACY/ERRORS, AUTO SHUT-OFF,
BATTERIES, RESET...................................................................................... 62
  ................................................................................ 62
 ........................................................................................ 
 ................................................................................................. 
 ............................................................ 
......................................................................................................... 
REPAIR AND RETURN.................................................................................. 64
WARRANTY ................................................................................................... 65

Us e r 'sGU i d e — 5
GETTING STARTED
You may want to practice getting a feel for your calculator keys by


KEY DEFINITIONS
Basic Function Keys
O
On/Clear Key — 

non-permanent values.
o
Off — 
values.
+-*�
,=
Arithmetic operation keys.
0-9
and.
Keys used for entering numbers.
g
Convert — 
between units or with other keys to access special
functions.
S
Store —
S�
1-9
Storage Registers M1 through M9 — 
values in Memory registers 1 through 9.
r
Recall —
and settings.
gr
Memory Clear (M-R/C) —
without changing current display.
rr
Memory Clear —
displays total.
M
Accumulative Memory — Adds displayed value to
Accumulative Memory.
(cont’d)

6 — Ma c h i n i s t ca l c ™Pr o
gM
M- — 
Memory.
Dimensional Function Keys
mMillimeters — 
repeated presses toggling between linear, area and

millimeters, with repeated presses toggling between
millimeters and meters.
g5 Centimeters (cm) — 
centimeters, with repeated presses toggling
between linear, area and volume units.
g9 Meters (m) — 
repeated presses toggling between linear, area and
volume units.
g7 Feet —
presses of
g 7 toggling between linear, area and
volume units. Also used with iand /for entering
g 7 during


iInch —
presses toggling between linear, area and volume
units. Entry can be whole or decimal numbers. Also
used with
/for entering fractional Inch values (e.g.,
9i1/2). Repeated presses during conversions
toggle between fractional and decimal Inches.
/Fraction Bar — 


not entered, the calculator’s fractional accuracy
setting is automatically used. Results are always
shown in typical dimensional fractional format.
(cont’d)

Us e r 'sGU i d e — 7
B1/1000" (mils) — Multiplies a dimensionless entry
by 0.001 Inch and displays the result as Inches.

methods, the result is rounded and displayed to
three decimal places
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) — 
weight per volume as pounds per cubic foot or

pounds per cubic foot of steel.




Trigonometric Function Keys
g# Sine — 
or unitless value.
ga Arcsine (ArcSine) —

gF Cosine (Cos) —
entered degree or unitless value.
(cont’d)

8 — Ma c h i n i s t ca l c ™Pr o
gp Arccosine (ArcCos) —

gc Tangent (Tan) —
entered degree or unitless value.
gh Arctangent (ArcTan) —
the entered or calculated Tangent value.
Miscellaneous Functions
g.
Degrees:Minutes:Seconds (dms◄►deg) —

formats; repeated presses will toggle between the
two formats.
%Percentage —
number.
g% x2—
ABackspace Function — 
one keystroke at a time (unlike the O function,
which deletes the entire entry).
gA Square Root (!)—
of the number on the display.
g, Reciprocal (1/x) —
number (e.g., 8g,= 0.125).
g* Clear All —Returns all stored values to the default

g- Change Sign (+/–) — Toggle displayed value
between negative and positive value.
g+ Pi — π
(cont’d)

Us e r 'sGU i d e — 9
g= Paperless Tape (Tape) — Accesses the
Paperless Tape


gS Preference Settings (Prefs) —Accesses various

formats (see Preference Settings section).
Machinist Function Keys
CCutting Speed — 




whole number.
gC Radial Chip Thinning (RCT) — 





Metric mode.
RRevolutions per Minute — Enters or calculates


displayed as a whole number.
gR 3-Wire Measurement (3-W Measure) — Enters






Three-Wire Measurement value is entered, the

measurement. (cont’d)

10 — Ma c h i n i s t ca l c ™Pr o
(cont’d)
fFeed Rate — 





gf Wire Size —





bBolt Pattern — Enters the number of holes in a





gb Thread Classication (Thread Class) —





 Thread Sizing section for

tThread Size — Enters a numeric, fractional


Thread
Sizing section for further details on entry format,
valid entries and a listing of the resulting Thread
characteristics.

Us e r 'sGU i d e — 11
gt % Thread — 


DDrill Size — Enters a numeric, letter, fractional





Dor +toggle through
-toggle


gD Drill Point —

needs to be taken into account when it’s necessary

#Number of Teeth — 

FFeed per Tooth —





cCutting Feed — 





(cont’d)

12 — Ma c h i n i s t ca l c ™Pr o
dDiameter — 




gd Radius — Enters or calculates a Radius. 

in Metric mode. 

g8 Alpha — Enters alphabet character selection
mode. While in this mode, a letter can be selected
and used with D 
Entering this mode with a unitless entry between 1
and 26 will display the corresponding letter of the
alphabet (i.e.
5g8
displays the letter E). While
in Alpha mode, presses of 8or
+
toggle forward
through the alphabet, while presses of -toggle
backward.
aAdjacent (x) — Enters or calculates the Adjacent

Adjacent value given two other right-triangle


pOpposite (y) — 



hHypotenuse (r) — Enters or calculates the


triangle values.
(cont’d)

Us e r 'sGU i d e — 13
nAngle (θ) — Enters or calculates an Angle,
providing the Adjacent Angle for both instances.



the three o’clock position and the rotation going
counterclockwise.
SETTINg FracTIONal rESOluTIONS
The Machinist Calc Pro is set to display fractional answers in




Resolution are shown in the following sections.
Permanently Set Fractional Resolution


KEYSTROKE DISPLAY
1. Access Preference Settings:
gS(Prefs) FRAC 0-1/64 INCH*
2. Toggle through available Fractional Resolutions:
+FRAC 0-1/2 INCH
+FRAC 0-1/4 INCH
+FRAC 0-1/8 INCH
+FRAC 0-1/16 INCH
+FRAC 0-1/32 INCH
+(repeats options) FRAC 0-1/64 INCH
(cont’d)

14 — Ma c h i n i s t ca l c ™Pr o
3. To permanently set the Fractional Resolution you have
selected above, press O(or any key) to set the displayed
Fractional Resolution and exit Preference Settings.
KEYSTROKE DISPLAY
O0.
4. To recall your selected Fractional Resolution:
r/ STD 0-1/64 INCH
* 1/64" is the default setting. The display may differ from the example
depending on what the resolution is currently set to.
Temporarily Set Fractional Resolution
You can also convert a fractional value to a different resolution

 

KEYSTROKE DISPLAY
OO 0.
44/64
0-44/64 INCH
+1/64=
0-45/64 INCH
g1(1/16)
0-11/16 INCH
g2(1/2)
0-1/2 INCH
g3(1/32)
0-23/32 INCH
g4(1/4)
0-3/4 INCH
g6(1/64)
0-45/64 INCH
g8(1/8)
0-3/4 INCH
OO*0.
* Changing the Fractional Resolution on a displayed value does not
alter your Permanent Fractional Resolution Setting (set in Preference
Settings).
Note: This setting is temporary; it will revert back to your Permanent
Fractional Setting upon press of
O
or when you turn the calculator off.
(cont’d)

Us e r 'sGU i d e — 15
PrEFErENcE SETTINgS
g,then S
pressing S
+or -keys to toggle between options of the different
O

your settings to the default values (see Appendix for more
information).
KEYSTROKE DISPLAY
gSS(Prefs)
(Functional Result Rounding)
F-RND 0.0000
+F-RND 0.000
+F-RND FLOAT
+(repeats options) F-RND 0.0000
Third press of S:
(Default Unit Format) US UnITS
+METRC UnITS
+(repeats options) US UnITS
S:
(Area Answer Format) AREA Std.
+AREA 0. SQ FEET
+AREA 0. SQ INCH
+AREA 0. SQ M
+(repeats options) AREA Std.
S:
(Volume Answer Format) VOL Std.
+VOL 0. CU FEET
+VOL 0. CU M
+VOL 0. CU INCH
+(repeats options) VOL Std.
S:(Fractional Mode) FRAC Std.
(cont’d)

16 — Ma c h i n i s t ca l c ™Pr o
+FRAC COnST
+(repeats options) FRAC Std.
S:
(Mathematical Operation) MATH OrDEr
+MATH CHAIn
+(repeats options) MATH OrDEr
ENTErINg DImENSIONS
Note: Unlike other Calculated Industries/Construction Master
calculators, the  does not have a dedicated Feet key.
Feet is a secondary function located above the
7
key, so you have to
use the
g
key, then
7
to enter or calculate dimensions using Feet.
Below are some examples.
Enter 2 Feet, then label as square and cubic units:
DIMENSIONS KEYSTROKE DISPLAY
 2g7 2 FEET
 g7 2 SQ FEET
 g7 2 CU FEET
Enter 2 Feet, 3 Inches:
KEYSTROKE DISPLAY
2g73i 2 FEET 3 INCH
Linear Dimensions
O
after each entry):
DIMENSIONS KEYSTROKE
 23B
4.5 Inches 4.5i
95 millimeters 95m
 1320g7
201 meters 201g9
KEYSTROKE DISPLAY
(cont’d)

Us e r 'sGU i d e — 17
Square and Cubic Dimensions

(press Oafter each entry):
DIMENSIONS KEYSTROKE
 14ii
 11mm
1.5 cubic meters 1.5g999
 3g7g7g7
cONvErSIONS
Linear Conversions
Convert 10 Feet 6 Inches to other dimensions, including
metric:
KEYSTROKE DISPLAY
OO 0.
10g76i
10 FEET 6 INCH
g B*126.000 INCH
g7
(Feet) 10.5 FEET
g i
126. INCH
gm 3200.4 MM
g5(cm) 320.04 CM
g9(m) 3.2004 M
*Converting a linear value using the
B
key will result in the decimal
Inch equivalent of the value, rounded to three decimal places. Only
unitless values are multiplied by 0.001 Inch when using this key.
Convert 15 Feet 9-1/2 Inches to decimal Feet. Then convert
back to Feet-Inch-Fractions.
KEYSTROKE DISPLAY
OO 0.
(cont’d)

18 — Ma c h i n i s t ca l c ™Pr o
15g79i1/2 15 FEET 9-1/2 INCH
g7 (Feet) 15.791667 FEET
g7
15 FEET 9-1/2 INCH
Convert 17.32 Feet to Feet-Inch-Fractions:
KEYSTROKE DISPLAY
OO 0.
17.32g7(Feet)
17.32 FEET
=g7 17 FEET 3-27/32 INCH
g7 17.32 FEET
g i
207.84 INCH
g7g7 17 FEET 3-27/32 INCH
Convert 8-1/8 Inches to decimal Inches. Then convert to
decimal Feet.
KEYSTROKE DISPLAY
OO 0.
8i1/8
8-1/8 INCH
g i
8.125 INCH
g7 (Feet) 0.6770833 FEET
Convert 9.0625 Inches to fractional Inches. Then convert to
decimal Feet.
KEYSTROKE DISPLAY
OO 0.
9.0625i
9.0625 INCH
g7(Feet) 0.7552083 FEET
(cont’d)
KEYSTROKE DISPLAY

Us e r 'sGU i d e — 19
Square and Cubic Conversions
Convert 6 square Feet to other square dimensions:
KEYSTROKE DISPLAY
OO 0.
6g7g7(Feet) 6 SQ FEET
gm 557418.24 SQ MM
g9(m) 0.5574182 SQ M
g5(cm) 5574.1824 SQ CM
Convert 0.05 cubic meters to other dimensions:
KEYSTROKE DISPLAY
OO 0.
.05g999 (m) 0.05 CU M
gm 50000000. CU MM
g5(cm) 50000. CU CM
gi 3051.1872 CU INCH
g7(Feet) 1.7657333 CU FEET
Weight Conversions
Convert 1.5 tons to pounds and kilograms:
KEYSTROKE DISPLAY
OO 0.
1.5g6(tons) 1.5 TON
g1(kg) 1360.7771 KG
g4(lbs) 3000. LBS