Calculated Industries Tradesman Calc 4400 User manual

FAST. ACCURATE. RELIABLE.
T RADESMAN C ALC™
TRADES MATH AND CONVERSION CALCULATOR
Model 4400

Pocket RefeRence Guide — 1
(cont’d)
Tradesman CalC™
The Tradesman Calc™ Trades Math
and Conversion calculator is designed
to be useful for both teaching technical
trade math and for using on the job in
a variety of settings requiring technical
math. It is ideal for people working in
math-oriented trades and for students
and instructors needing an easy-to-use
handheld calculator with applied math
functions.
With the Tradesman Calc™ you can –
• Work in Architectural (ruler) fractions
(1/4 inch, 1/16 inch, etc.), proper
fractions (2/3), mixed number
fractions (1-2/3) and improper
fractions (5/3)
•
Solve dimensional math problems,
and convert between U.S. and
metric dimensional math units
• Solve angle and side problems with
trigonometry
• Enter and solve circle, arc, radius,
hexagonal and polygonal dimensions
• Convert between decimal and
fraction
• Enter and solve ratios and
proportions

• Enter math equations using
parentheses
• Work with exponents
Use it in the classroom or on the job for
solving math and design problems in –
• Welding
• Metal Fabrication
• Engineering
• Automotive Service Technology
• Aviation
• Drafting
TaBle OF COnTenTs
GETTING STARTED 4
Key Denitions 4
Basic Function Keys 4
Dimensional Function Keys 5
Weight and Volume Keys 6
Trigonometric Function Keys 7
Miscellaneous Function Keys 8
Trades Math Function Keys 10
Setting Fractional Resolutions 13
Preference Settings 15
Calculating Percentages 18
(cont’d)

Pocket RefeRence Guide — 3
Memory Operation 18
Paperless Tape Operation 20
Entering Dimensions and Units 21
Conversions 22
Basic Math Operations 24
USING THE
TRADESMAN CALC 25
Right Triangle Functions 28
Hex/Polygon Functions 30
Arc and Circle Functions 33
Ratio and Proportion Functions 34
Basic D:M:S and
Trigonometry Examples 37
AppENDIx 39
Default Settings 39
Auto Shut-Off 40
Accuracy/Errors 40
Battery 42
Reset 42
REpAIR AND RETURN 43
wARRANTy 44
fCC CLASS b 47
LookING foR NEw IDEAS 49

GeTTinG sTarTed
You may want to practice getting a
feel for your calculator keys by reading
through the key denitions and learning
how to enter data, how to store
values, etc., before proceeding to the
examples.
kEy DEfINITIoNS
Basic Function Keys
O
On/Clear Key — Tur ns on
power. Pressing once clears
the last entry and the display.
Pressing twice clears all non-
permanent values.
o
Off — Turns all power off.
Clears all non-permanent
values.
+-*
,=
Arithmetic operation keys.
0
-
9
and
.
Keys used for entering
numbers.
%
Percentage — Used to dene a
given percentage of a number.
g
Convert — Used with the
dimensional keys to convert
between units or with other keys
to access special functions.

Pocket RefeRence Guide — 5
r
Recall — Used with other
keys to recall stored values
and settings.
gr
Store — Used for storing
values.
M
Accumulative Memory
— Adds displayed value to
Accumulative Memory.
gM
M- — Subtracts displayed value
from Accumulative Memory.
Dimensional Function Keys
y
Yards — Enters or converts
to Yards.
f
Feet —Enters or converts
to Feet as whole or decimal
numbers. Also used with
i
and
/
keys for entering
Feet-Inch values (e.g.,
6 f
9i1/2).
Repeated
presses during conversions
toggle between fractional Feet-
Inch and decimal Feet.
i
Inch – Enters or converts to
Inches. Also used with
/
for entering fractional Inch
values (e.g.,
9i1/2
).
Repeated presses during
conversions toggle between
fractional and decimal Inches.
(cont’d)

/
Fraction Bar – Used to enter
fractions. Fractions can be
entered as proper (1/2, 1/8,
1/16) or improper (3/2, 9/8).
If the denominator (bottom)
is not entered for a fractional
inch value, the calculator’s
fractional accuracy setting is
automatically used for entered
or calculated fractional inches.
m
Millimeters — Enters or
converts to millimeters.
C
Centimeters — Enters or
converts to centimeters.
n
Meters — Enters or converts
to meters.
g7
Board Feet (Bd Ft) —Enters
or converts cubic values to
Board Feet.
Weight and Volume Keys
g0
Weight per Volume
(wt/vol) – Stores a new Weight
per Volume as pounds per
cubic foot or other format as
shown below. Default value is
490 pounds per cubic foot of
steel.
• Pounds per cubic foot
• Pounds per cubic inch
• Metric tons per cubic meter
• Kilograms per cubic meter
(cont’d)

Pocket RefeRence Guide — 7
(cont’d)
g4
Pounds (lbs) — Enters or
converts a weight or volume
value to Pounds.
g5
Dry Ounces (dry oz) — Enters
or converts a value to Dry
Ounces.
g6
Tons — Enters or converts a
weight or volume value to Tons.
g1
Kilograms (kg) — Enters or
converts a weight or volume
value to kilograms.
g2
Grams — Enters or converts
a weight or volume value
to grams.
g3
Metric Tons — Enters or
converts a weight or volume
value to metric tons.
Trigonometric Function Keys
s
Sine — Calculates the Sine
of an entered degree or
unitless value.
gs
Arcsine — Calculates the
angle for the entered or
calculated Sine value.
c
Cosine (Cos) — Calculates the
Cosine of an entered degree or
unitless value.

gc
Arccosine — Calculates
the angle for the entered or
calculated Cosine value.
t
Tangent (Tan) — Calculates
the Tangent of an entered
degree or unitless value.
gt
Arctangent — Calculates
the angle for the entered or
calculated Tangent value.
Miscellaneous Functions
gG
Open parenthesis key.
gD
Close parenthesis key.
x
Squares the value in
the display.
!
Calculates the square root of
the number in the display.
gx
x
y
— Enters an exponential
value other than x2or square
root.
g!
x
1/y
— Enters the exponential
root value.
g,
Reciprocal (1/ x )–Finds the
reciprocal of a number (e.g.,
8g,=
0.125).

Pocket RefeRence Guide — 9
(cont’d)
g*
Clear All — Returns all stored
values to the default
settings. Does not affect
Preference settings.
g-
Change Sign (+/–) — Toggle
displayed value between
negative and positive value.
g %
Preference settings
g=
Paperless tape
g+
Pi — Displays value of
(3.1415927).
g/
Decimal to Fractional
(Dec ► Frac)
— Converts
value in display from decimal
to fractional.
An additional press of
/
provides the Least Common
Denominator (lCd) display,
calculating the LCD for the
displayed fraction.
g.
Fractional to Decimal
(Frac ► Dec)
— Converts
value in display from fractional
to decimal.
g8
Degrees Fahrenheit (°F) —
Enters or converts to degrees
Fahrenheit.