Calculated Industries 4087 User Manual - 12 — M

12 — M

achinist

 c

alc™

 P

ro

d

Diameter — Enters a Diameter. Unitless entries 

assumed Inches in U.S. mode; millimeters 

in Metric mode. Calculates circle Area and 

Circumference given entered Diameter. Calculates 

Diameter given entered Radius.

g d

radius — Enters or calculates a Radius. Unitless 

entries assumed Inches in U.S. mode; millimeters 

in Metric mode. Calculates Radius given entered 

Diameter.

g 8

Alpha — Enters alphabet character selection 

mode. While in this mode, a letter can be selected 

and used with 

D

 to enter a letter Drill Size. 

Entering this mode with a unitless entry between 1 

and 26 will display the corresponding letter of the 

alphabet (i.e. 

5 g 8

 displays the letter 

e). While 

in Alpha mode, presses of 

8

 or 

+

 toggle forward 

through the alphabet, while presses of 

-

 toggle 

backward.

a

Adjacent (x) — Enters or calculates the Adjacent 

(horizontal) leg of a right triangle. Calculates 

Adjacent value given two other right-triangle 

values. Also enters the Center x-coordinate of a 

Bolt Pattern.

p

Opposite (y) — Enters or calculates the Opposite 

(vertical) leg or height of a right triangle. Calculates 

Opposite value given two other right-triangle values. 

Also enters the Center y-coordinate of a Bolt Pattern.

h

hypotenuse (r) — Enters or calculates the 

Hypotenuse (diagonal) of a right triangle. 

Calculates Hypotenuse value given two other right-

triangle values.

(cont’d)