Calculated Industries Construction Master 5 4050 User manual

CONSTRUCTION MASTER®5

Pocket Reference Guide

Metric Edition

FAST. ACCURATE. RELIABLE.

Model 4050

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CONSTRUCTION MASTER®5

The Construction Master 5 (Model 4050)

will help you save time, reduce costly errors

and build like a pro!

Quickly Solve:

• Areas, Volumes and Weights

• Circle/Arc Calculations

• Common, Hip/Valley, Jack Rafter

Lengths (Regular and Irregular)

• Stair Layout Solutions

• Rake-Wall Solutions

• Concrete, Flooring Quantity

• Squaring-Up

• Dimensional Problems and Conversions

— Metric, Yards, Feet-Inches-Fractions

TABLE OF CONTENTS

GETTING STARTED.....................................1

Key Denitions ............................................1

Basic Function Keys .................................1

Dimension Keys ........................................2

Arc/Circle Keys .........................................3

Right Triangle/Roof Framing Keys ............3

Stair Layout Key........................................5

Stair Settings.............................................6

Miscellaneous Functions...........................6

Paperless Tape Example.............................8

Preference Settings.....................................9

Entering Dimensions .................................10

Entering Linear Dimensions ....................10

Entering Square/Cubic Dimensions ........11

Basic Math Operations ..............................12

USING THE

CONSTRUCTION MASTER

5...................12

Adding and Subtracting

Strings of Dimensions ...............................12

Dividing Dimensions..................................13

Rectangular Area and Volume...................13

Entering Square and

Cubic and Adding A Waste Allowance.......13

Linear Conversions ...................................14

Weight Conversions ..................................14

Weight Per Volume....................................15

Using the Memory .....................................16

Baluster Spacing .......................................17

Number of Studs .......................................18

Circle Area and Circumference .................18

Arc Angle or Degree ..................................19

Concrete Volume for Driveway..................20

Concrete Columns.....................................20

Complex Concrete Volume........................21

Right Angle / Framing................................22

Squaring-Up a Foundation ......................23

Pitch — Converting Roof Angle...............23

Converting Slope.......................................24

Common Rafter Length .............................24

Regular Hip/Valley

And Jack Rafters .......................................25

Irregular Hip/Valley ....................................26

Rake-Wall – No Base ................................26

Stairs .........................................................27

Stairs — Given Rise and Run .................27

Stairs — Given Rise Only........................28

Area and Volume Formulas.......................33

Area Formulas.........................................33

Volume Formulas ....................................33

APPENDIX ..................................................35

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CONSTRUCTION MASTER®5

The Construction Master 5 (Model 4050)

will help you save time, reduce costly errors

and build like a pro!

Quickly Solve:

• Areas, Volumes and Weights

• Circle/Arc Calculations

• Common, Hip/Valley, Jack Rafter

Lengths (Regular and Irregular)

• Stair Layout Solutions

• Rake-Wall Solutions

• Concrete, Flooring Quantity

• Squaring-Up

• Dimensional Problems and Conversions

— Metric, Yards, Feet-Inches-Fractions

TABLE OF CONTENTS

GETTING STARTED.....................................1

Key Denitions ............................................1

Basic Function Keys .................................1

Dimension Keys ........................................2

Arc/Circle Keys .........................................3

Right Triangle/Roof Framing Keys ............3

Stair Layout Key........................................5

Stair Settings.............................................6

Miscellaneous Functions...........................6

Paperless Tape Example.............................8

Preference Settings.....................................9

Entering Dimensions .................................10

Entering Linear Dimensions ....................10

Entering Square/Cubic Dimensions ........11

Basic Math Operations ..............................12

USING THE

CONSTRUCTION MASTER

5...................12

Adding and Subtracting

Strings of Dimensions ...............................12

Dividing Dimensions..................................13

Rectangular Area and Volume...................13

Entering Square and

Cubic and Adding A Waste Allowance.......13

Linear Conversions ...................................14

Weight Conversions ..................................14

Weight Per Volume....................................15

Using the Memory .....................................16

Baluster Spacing .......................................17

Number of Studs .......................................18

Circle Area and Circumference .................18

Arc Angle or Degree ..................................19

Concrete Volume for Driveway..................20

Concrete Columns.....................................20

Complex Concrete Volume........................21

Right Angle / Framing................................22

Squaring-Up a Foundation ......................23

Pitch — Converting Roof Angle...............23

Converting Slope.......................................24

Common Rafter Length .............................24

Regular Hip/Valley

And Jack Rafters .......................................25

Irregular Hip/Valley ....................................26

Rake-Wall – No Base ................................26

Stairs .........................................................27

Stairs — Given Rise and Run .................27

Stairs — Given Rise Only........................28

Area and Volume Formulas.......................33

Area Formulas.........................................33

Volume Formulas ....................................33

APPENDIX ..................................................35

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Pocket RefeRence Guide — 2

GETTING STARTED

KEY DEFINITIONS

Basic Function Keys

+-x

Arithmetic operation keys.

and

Keys used for entering numbers

Off Key — Turns all power off,

clearing all non-permanent registers.

On/Clear Key — Turns on power.

Pressing once clears the display.

Pressing twice clears all temporary

values.

Convert Key — Used with the

dimensional keys to convert between

dimensions or with other keys to

access special functions.

Square Root Key — Used to

nd the Square Root of a non-

dimensional or area value.

Recall Key — Used with other keys

to recall stored values and settings.

Memory Key — Adds the displayed

value to Memory. Clears when the

calculator is shut off.

Memory Minus (M–) — Clears

Memory without changing

current display.

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Pocket RefeRence Guide

— 2

Memory Clear (M-R/C) — Subtracts

the displayed value from Memory.

Memory Clear — Clears Memory

and displays Memory Total.

Dimension Keys

Yards Key — Enters or converts

to Yards.

Feet Key — Enters or converts to

Feet as whole or decimal numbers.

Also used with the

and

keys

for entering Feet-Inch values

(e.g.,

6f9i1/2

Repeated presses during

conversions toggle between

Fractional and Decimal Feet.

Inch Key — Enters or converts

to Inches. Entry can be whole or

decimal numbers. Also used with

the

key for entering fractional

inch values (e.g.,

9i1/2

Repeated presses during

conversions toggle between

Fractional and Decimal Inches.

Fraction Bar Key — 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, the calculator's

fractional accuracy setting is

automatically used.

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Pocket RefeRence Guide — 4

Meters Key — Enters or converts

to Meters.

Centimeters Key — Enters or

converts to Centimeters.

Millimeters Key — Enters or

converts to Millimeters.

Board Feet Key — Enters or

converts Cubic values to Board

Feet. One Board Foot is equal to 144

Cubic Inches.

Weight Key — Enters or converts

(a volume value) to Tons, Pounds,

Metric Tons or Kilograms.

Repeated presses will cycle through

these units.

Arc/Circle Keys

Circle Key

—Calculates Circle

Area and Circumference based on

entered Diameter.

Arc

— Calculates Arc Length or

Degree, chord length, segment area,

pie slice area, segment rise, and

length of arched segment wall studs.

Right Triangle/Roof Framing Keys

Pitch Key — This key is used to

enter or calculate the Pitch (Slope)

of a roof (or Right Triangle). Pitch is

the amount of “Rise” over 12 Inches

of “Run.” Pitch may be entered as:

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Pocket RefeRence Guide

— 4

Meters Key — Enters or converts

to Meters.

Centimeters Key — Enters or

converts to Centimeters.

Millimeters Key — Enters or

converts to Millimeters.

Board Feet Key — Enters or

converts Cubic values to Board

Feet. One Board Foot is equal to 144

Cubic Inches.

Weight Key — Enters or converts

(a volume value) to Tons, Pounds,

Metric Tons or Kilograms.

Repeated presses will cycle through

these units.

Arc/Circle Keys

Circle Key

—Calculates Circle

Area and Circumference based on

entered Diameter.

Arc

— Calculates Arc Length or

Degree, chord length, segment area,

pie slice area, segment rise, and

length of arched segment wall studs.

Right Triangle/Roof Framing Keys

Pitch Key — This key is used to

enter or calculate the Pitch (Slope)

of a roof (or Right Triangle). Pitch is

the amount of “Rise” over 12 Inches

of “Run.” Pitch may be entered as:

a Dimension

25cp

an Angle

30p

a Ratio

0.75Qp

a Percentage

75%p

A Pitch entry will remain in

permanent storage until revised or

reset. A solution will be replaced by

its entered value once the calculator

is cleared.

Enters Pitch Ratio

(e.g.,

.583Qp

Rise Key — Enters or calculates

the Rise or vertical leg (height) of a

Right Triangle.

Run Key — Enters or calculates

the Run or horizontal leg (base) of a

Right Triangle.

Diagonal Key —

Enters or

calculates the common or Diagonal

leg (Hypotenuse) of a Right Triangle.

Typical applications are “squaring”

slabs or nding common rafter

lengths.

Hip/Valley Key —

Calculates length

of the Regular or Irregular Hip/

Valley rafter.

Irregular Pitch —

Enters Irregular

Pitch used to calculate lengths of the

Irregular Hip/Valley and Jack rafters.

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Pocket RefeRence Guide — 6

Jack Key —

Calculates Jack rafter

lengths on the Regular-pitched

roof side.

Irregular Jack —

Calculates Jack

rafter lengths on the Irregular-

pitched roof side.

PRake-Wall Key —

Finds the

stud sizes based on entered Right

Triangle values and the stored

On-Center spacing. If a dimensional

value is entered before pressing

, that value is considered the

base and will be added to the

stud lengths.

Stair Layout Key

Stair Key —

Given Rise and/or

Run and entered/stored variables,

calculates or displays:

PRESS RESULT

1Riser Height

2Number of Risers

3Riser Overage/Underage

4Tread Width

5Number of Treads

6Tread Overage/ Underage

7Stringer Length

8Angle of Incline

9Stored Run

10 Stored Rise

11 Stored Desired Riser Height

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Pocket RefeRence Guide

— 6

Jack Key —

Calculates Jack rafter

lengths on the Regular-pitched

roof side.

Irregular Jack —

Calculates Jack

rafter lengths on the Irregular-

pitched roof side.

PRake-Wall Key —

Finds the

stud sizes based on entered Right

Triangle values and the stored

On-Center spacing. If a dimensional

value is entered before pressing

, that value is considered the

base and will be added to the

stud lengths.

Stair Layout Key

Stair Key —

Given Rise and/or

Run and entered/stored variables,

calculates or displays:

PRESS RESULT

1Riser Height

2Number of Risers

3Riser Overage/Underage

4Tread Width

5Number of Treads

6Tread Overage/ Underage

7Stringer Length

8Angle of Incline

9Stored Run

10 Stored Rise

11 Stored Desired Riser Height

12 Riser Height 12 Stored Desired

Tread Width

STAIR DEFAULT VALUES

• 7-1/2” Desired Riser Height

• 10” Desired Tread Width

Stair Settings

You may set “desired Riser height” and

“desired Tread width” to any value by using the

following keys:

Riser Height —

Stores a desired

Riser height other than 7-1/2"

(default). For example, enter

190 mm:

190M

Tread Width —

Stores a desired

Tread width other than 10" (default).

For example, enter 300 mm:

300M

Miscellaneous Functions

Percentage —

Used to nd a given

percent of a number.

Backspace Key —

Used to delete

entries one keystroke at a time

(unlike the

function, which

deletes the entire entry).

1/x —

Finds the reciprocal of a

number (e.g.,

8Q*

0.125).

Clear All —

Returns all stored

values to the default settings. (Does

not affect Preference Settings.)

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Pocket RefeRence Guide — 8

Q-

Change Sign (+/-) — Toggle

displayed value between negative

and positive value.

Q+

Pi — Displays the value of

(3.1415927).

—

Squares a linear or non-

dimensional value.

Total Cost —

Based on entry of per

unit cost.

Store Weight per Volume —

Stores a new Weight per Volume

value as listed below:

Note: After entering a value and

pressing

, continue pressing

the

digit key until you’ve reached the

desired Weight per Volume format. To

recall your setting, press

• Ton Per CU YD

• LB Per CU YD

• LB Per CU FEET

• MET Ton Per CU M

• kG Per CU M

This value is stored until you change

it or perform a Clear All (

On-center Spacing (o.c.) —

Stores

a new On-center spacing (e.g.,

400MQ5

). The value is

used for jack and rake wall stud

calculations. Default is 16".

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