Calculated Industries 4080 manual

C ONSTRUCTION M ASTER ® P RO Pocket Reference Guide For Models: 4065 v3.1 Construction Master Pro 4080 v3.1 Construction Master Pro T rig[...]

The Construction Master Pro calculators help you save time, cut costly errors and build like a pro! Quickly Solve: • Feet-Inches-Fractions, Y ards, Metric Dimensional Problems and Conversions • Problems Involving All Fractions – 1/2 through 1/64ths! • Areas, V olumes and Weights • Column/Cone Area and Volume • Blocks/Bricks, Drywall and[...]

KEY DEFINITIONS ..................................1 Basic Function Keys ............................1 Unit Keys .............................................2 Length, Width and Height Keys ( NOT A V AILABLE ON TRIG MODEL #4080) .......2 Circle/Arc Keys ....................................2 Construction Project Keys ................... 3 T rigonomet[...]

Board Feet and Cost .........................15 Circle Area and Circumference..........16 Circle/Arc Properties ..........................16 Compound Miter ................................17 Concrete Columns .............................18 Concrete Footings ( NOT A VAILABLE ON TRIG MODEL #4080) .........................19 Concrete V olume for Drive[...]

P OCKET R EFERENCE G UIDE — 1 Basic Function Keys + – x Arithmetic operation keys. ÷ = % Four-function (+, –, x, ÷) percent key . 0 – 9 Keys used for entering and • numbers. O Off Key — T urns all power off, clearing all non-perma- nent registers. o On/Clear Key — T urns on power . Pressing once clears the display . Pressing twice c[...]

P OCKET R EFERENCE G UIDE — 2 Unit Keys y Y ards f Feet i Inch / Fraction Bar m Meters Ç 7 Centimeters Ç 9 Millimeters Ç 2 Acres Length, Width and Height Keys ( NOT A VAILABLE ON TRIG MODEL #4080) l Enters length for calculation of area or volume. W Calculates area, square-up and perimeter . h Calculates volume, wall area and total room area. [...]

P OCKET R EFERENCE G UIDE — 3 Ç a Radius — Enters or calcu- lates circle radius. Construction Project Keys Ç l Blocks/Bricks — Finds the number of blocks or bricks for a given area and stored block/brick size. ß 4 — Stores block or brick size (default: 128 Square Inches area and 16 Inches length). Ç 8 Board Feet — Enters or converts c[...]

P OCKET R EFERENCE G UIDE — 4 Ç h Drywall — Calculates num- ber of 4 x 8, 4 x 9 and 4 x 12 drywall sheets based on entered or calculated area. Ç W Footing — Finds quantity of concrete, based on entered wall length and stored footing area. ß 6 — Stores footing area (default: 264 Square Inches). Ç d Roof — Calculates roof area, number o[...]

P OCKET R EFERENCE G UIDE — 5 T rigonometric Keys ( TRIG MODEL #4080) S Finds the sine of a degree or undimensioned value. Ç S Arcsine (sin -1 ) — Gives the angle for the Sine value. ç Finds the Cosine. Ç ç Arccosine (cos -1 ) — Gives the angle for the Cosine value. t Finds the T angent. Ç t Arctangent (tan -1 ) — Gives the angle for t[...]

P OCKET R EFERENCE G UIDE — 6 R Enters or calculates the horizontal leg of a right tri- angle. d Diagonal — Enters or cal- culates the Diagonal leg, or Common rafter . H Hip/V alley — Calculates length of the regular or irregular Hip/V alley rafter . Ç H Enters irregular pitch used to calculate lengths of the irregular Hip/V alley and Jack r[...]

P OCKET R EFERENCE G UIDE — 7 Stair Layout Key s Given rise and/or run and stored variables, calculates or displays: Press Result 1 Riser Height 2 Number of Risers 3 Riser Overage/ Underage 4 T read Width 5 Number of T reads 6 T read Overage/ Underage 7 Stairwell Opening 8 Stringer Length 9 Angle of Incline 10 Stored or Calculated Run 1 1 Stored [...]

P OCKET R EFERENCE G UIDE — 8 Ç s Riser Limited — Recalculates Riser Height and other stair values if you’re limited by local code. The calculated Riser Height will never exceed the stored Desired Riser Height. ST AIR DEF AULT V ALUES • 7-1/2” Desired Riser Height • 10” Desired T read Width • 10” Floor Thickness • 6’8” Head[...]

P OCKET R EFERENCE G UIDE — 9 Miscellaneous Functions B Backspace Key ® = Paperless T ape Ç ß Preference Settings Ç ÷ (1/x) Reciprocal Ç x Clear All Ç – (+/–) T oggle Ç + Pi ( π ) 3.141593 Ç • Converts between D:M:S and Decimal Degrees. Ç % x 2 Ç B ( ) Square Root Ç / Exponential Notation (x10 y ) Ç 0 T otal Cost (based on ent[...]

P OCKET R EFERENCE G UIDE — 10 ß 1 (M1) Storage Register ß 2 (M2) Storage Register ß 3 (M3) Storage Register ® ® Recall and Clear M+ ® µ , 1 , Recall M+, M1, M2 or M3 2 or 3 Entering Linear Dimensions Examples of entering Linear Dimensions: DIMENSION KEYSTROKE Clear calculator o 5 Feet 1-1/2 Inch 5 f 1 i 1 / 2 * Clear calculator o 5 Y ards[...]

P OCKET R EFERENCE G UIDE — 11 Entering Square/Cubic Dimensions Examples of entering Square and Cubic Dimensions: KEYSTROKE DISPLA Y o o 0. Enter numeric value and press desired unit key once to label value as “Linear:” 1 0 0 f 100 FEET KEYSTROKE DISPLA Y o o 0. Enter numeric value and press desired unit key twice to label value as “Square:[...]

P OCKET R EFERENCE G UIDE — 12 Adding and Subtracting Strings of Dimensions Add the following measurements: • 6 Feet 2-1/2 Inches • 1 1 Feet 5-1/4 Inches • 18.25 Inches Then subtract 2-1/8 Inches. KEYSTROKE DISPLA Y 6 f 2 i 1 / 2 + 1 1 f 5 i 1 / 4 + 1 8 • 2 5 i = 19 FEET 2 INCH – 2 i 1 / 8 = 18 FEET 1 1-7/8 INCH Rectangular Area and V o[...]

P OCKET R EFERENCE G UIDE — 13 Entering Square and Cubic and Adding a W aste Allowance Add a 10% waste allowance to 55 Square Feet. Then add a 20% waste allowance to 150 Cubic Feet: KEYSTROKE DISPLA Y 5 5 f f + 1 0 % 60.5 SQ FEET 1 5 0 f f f + 2 0 % 180. CU FEET Using Multi-Function h Key ( NOT A VAILABLE ON TRIG MODEL #4080) Find the volume, wal[...]

P OCKET R EFERENCE G UIDE — 14 Dividing Dimensions Divide 15 Feet 3-3/4 Inches into thirds (divide by 3): KEYSTROKE DISPLA Y 1 5 f 3 i 3 / 4 ÷ 3 = 5 FEET 1-1/4 INCH Linear Conversions Convert 10 Feet 6 Inches to other dimen- sions, including Metric: KEYSTROKE DISPLA Y 1 0 f 6 i 10 FEET 6 INCH Ç f * 10.5 FEET Ç i * 126. INCH Ç y 3.5 YD Ç m 3.[...]

P OCKET R EFERENCE G UIDE — 15 Square and Cubic Conversions Convert 14 Square Feet to Square Y ards: KEYSTROKE DISPLA Y 1 4 f f 14 SQ FEET Ç y 1.555556 SQ YD Convert 12 Cubic Feet to Cubic Y ards: KEYSTROKE DISPLA Y 1 2 f f f 12 CU FEET Ç y 0.444444 CU YD Blocks ( NOT A VAILABLE ON TRIG MODEL #4080) How many blocks (block size 8” x 16”) wil[...]

P OCKET R EFERENCE G UIDE — 16 KEYSTROKE DISPLA Y o o 0. 2 x 4 x 1 6 Ç 8 µ BDFT 10.66667 2 x 1 0 x 1 8 Ç 8 µ BDFT 30. 2 x 1 2 x 2 0 Ç 8 µ BDFT 40. ® ® BDFT 80.66667 x 2 7 5 Ç 0 (Cost) $22. 18 Circle Area and Circumference Find the area and circumference of a circle with a diameter of 25 Inches: KEYSTROKE DISPLA Y o o 0. 2 5 i C DIA 25 IN[...]

P OCKET R EFERENCE G UIDE — 17 2. Find Degree of Arc, Chord Length, Segment Area, Pie Slice Area and Segment Rise: a ARC 74.48 ° a CORD 3 FEET 0-5/16 INCH a SEG 1.051381 SQ FEET a PIE 4.0625 SQ FEET a RISE 0 FEET 6-1/8 INCH * *Y ou may also find arched segment wall stud sizes, based on the stored o.c. After the segment rise, the calculator will [...]

P OCKET R EFERENCE G UIDE — 18 Concrete Columns Find the total Cubic Y ards and T ons of concrete (using 1.5 tons per cu. yd) required for three (3) columns, each with a diameter of 5 Feet 2-3/4 Inches and a height of 10 Feet: KEYSTROKE DISPLA Y 1. Recall stored Weight per V olume: o o 0. ® 0 1.5 Ton Per CU YD 2. Enter diameter: 5 f 2 i 3 / 4 C [...]

P OCKET R EFERENCE G UIDE — 19 Concrete Footings ( NOT A V AILABLE ON TRIG MODEL #4080) Find the volume of concrete required for an 8” x 16” footing that measures 100 Feet in length: KEYSTROKE DISPLA Y o o 0. 8 i x 1 6 i = 128. SQ INCH ß 6 F-AR 128. SQ INCH 1 0 0 f Ç W (Footing) FTG 3.292181 CU YD Concrete V olume for Driveway Calculate the[...]

P OCKET R EFERENCE G UIDE — 20 Converting D:M:S Convert 23° 42’ 39” to decimal degrees: KEYSTROKE DISPLA Y o o 0. 2 3 • 4 2 • 3 9 DMS 23.42.39 Ç • (dms deg) 23.71° Drywall ( NOT A VAILABLE ON TRIG MODEL #4080) Find the number of 4 x 8, 4 x 9 and 4 x 12 sheets needed to cover an area of 125 Square Feet: KEYSTROKE DISPLA Y o o 0. 1 2 5[...]

P OCKET R EFERENCE G UIDE — 21 KEYSTROKE DISPLA Y o o 0. 7 f 5 i Ç a (Radius) RAD 7 FEET 5 INCH 5 Ç R (Polygon) FULL 108.00° R HALF 54.00° R SIDE 8 FEET 8-5/8 INCH R PER 43 FEET 7-1/8 INCH R AREA 130.7868 SQ FEET Roofing Materials Find the roof area, number of roofing squares and bundles of shingles, stored bundles size, and number of 4 x 8 s[...]

P OCKET R EFERENCE G UIDE — 22 Squaring-Up a Foundation Square-up a 15’ 6” x10’ 2” foundation:* KEYSTROKE DISPLA Y o o 0. 1 5 f 6 i l LNTH 15 FEET 6 INCH 1 0 f 2 i W WDTH 10 FEET 2 INCH W W SQUP 18 FEET 6-7/16 INCH *Alternative Method, or for T rig model (#4080) Owners: Square-up a 15’ 6” x10’ 2” foundation. KEYSTROKE DISPLA Y o o[...]

P OCKET R EFERENCE G UIDE — 23 Studs Find the number of 16-inch On-center studs* required for a wall measuring 25 feet in length: KEYSTROKE DISPLA Y o o 0. 2 5 f Ç 5 (Studs) STUD 20. * If you are working with a number other than 16 Inches On-center , change it via ß 5 (e.g., 18 Inches o.c., enter 1 8 i ß 5 , then recalculate above).[...]

P OCKET R EFERENCE G UIDE — 24 Pitch — Converting Roof Angle Find the % Grade, Slope and Pitch in Inches if the roof angle is 30.25°: KEYSTROKE DISPLA Y o o 0. 3 0 • 2 5 p PTCH 30.25° p %GRD 58.31828 p SLP 0.583183 p PTCH 7 INCH Converting Slope Find the Pitch in Inches, Pitch Degrees, and Percent Grade if the slope is 0.625: KEYSTROKE DISP[...]

P OCKET R EFERENCE G UIDE — 25 KEYSTROKE DISPLA Y 1. Use trigonometry formula (divide the rise by the hypotenuse): o o 0. 6 f ÷ 1 0 f = 0.6 2. Solve for angle or degrees:minutes:sec- onds: Ç ç (cos -1 ) 53.13° Ç • (dms deg) DMS 53.07.48 Common Rafter Length Find the point-to-point length of the Common rafter on a 7/12-pitched roof with a s[...]

P OCKET R EFERENCE G UIDE — 26 Regular Hip/V alley and Jack Rafters A roof ’s Pitch is 9/12 and half the total span is 6 Feet. Find the lengths of the Common, Hip/V alley and Jack rafters. Also find the incremental jack adjustment and the cut angles. (Jack rafters at 16” On-center spacing.) KEYSTROKE DISPLA Y 1. Find the Common rafter length:[...]

P OCKET R EFERENCE G UIDE — 27 j JK 4 0 FEET 10 INCH j JK 5 0 FEET 0 INCH j PLMB 36.87° j LEVL 53.13° j CHK1 45.00° Irregular Hip/V alley A roof has a 9/12 Pitch, an irregular Pitch of 8/12, and half the span is 6 Feet 7 Inches. Solve the Hip/V alley length. On-center spacing is 16 Inches. KEYSTROKE DISPLA Y 1. Find Common rafter length: o o 0[...]

P OCKET R EFERENCE G UIDE — 28 Rake-W all – No Base Find each stud size in a Rake-Wall with a peak of 3 Feet 6 Inches, and a length of 5 Feet. Use 16 Inches as your On-center spacing (default; already stored): KEYSTROKE DISPLA Y 1. Enter Rise and Run: o o 0. 3 f 6 i r RISE 3 FEET 6 INCH 5 f R RUN 5 FEET 0 INCH 2. Find stud lengths: Ç r (R/Wall[...]

P OCKET R EFERENCE G UIDE — 29 Rake-W all – With Base Find each stud size in a Rake-Wall with a peak of 4 Feet, a length of 8 Feet, and a base of 5 Feet. Use 16 Inches as your On-center spacing: KEYSTROKE DISPLA Y 1. Enter Rise and Run: o o 0. 4 f r RISE 4 FEET 0 INCH 8 f R RUN 8 FEET 0 INCH 2. Enter base and find stud lengths and angle of incl[...]

P OCKET R EFERENCE G UIDE — 30 Stairs — Given Rise and Run Y ou’re going to build a stairway that has a floor-to-floor height of 10 Feet 1 Inch, a run of 12 Feet 5 Inches, and a desired riser height of 7-1/2 Inches (default). Find the stair values: KEYSTROKE DISPLA Y 1. Enter rise and run: o o 0. 1 0 f 1 i r RISE 10 FEET 1 INCH 1 2 f 5 i R RU[...]

P OCKET R EFERENCE G UIDE — 31 Stairs — Given Rise Only Y ou’re building a stairway with a total rise of 9 Feet 1 1 Inches. Using the default riser height of 7-1/2 Inches and tread width of 10 Inches, find the stair values: KEYSTROKE DISPLA Y 1. Enter known Rise: o o 0. 9 f 1 1 i r RISE 9 FEET 1 1 INCH 2. Recall stored desired stair riser hei[...]

P OCKET R EFERENCE G UIDE — 32 Stairs — Riser Limited Function Calculate stairs using the Riser Limited function, if you must limit the Riser Size to 7-1/2 Inches: KEYSTROKE DISPLA Y 1. Enter Rise and Run: o o 0. 1 0 f 1 i r RISE 10 FEET 1 INCH 1 2 f 5 i R RUN 12 FEET 5 INCH 2. Recall stored 7-1/2” Desired Riser height and find stair values: [...]

P OCKET R EFERENCE G UIDE — 33 After a Clear All ( Ç x ), your calculator will return to the following settings: STORED V ALUES DEF AUL T V ALUE Desired Riser Height 7-1/2 INCH Desired T read Width 10 INCH Floor Height 10 INCH On-center Spacing 16 INCH Weight per V olume 1.5 Ton Per CU YD Block Area (except T rig model) 128. SQ INCH Block Length[...]

P OCKET R EFERENCE G UIDE — 34 (Cont’d) PREFERENCE SETTINGS DEF AULT V ALUE Stairway Headroom 6 feet 8 inch Rake-W all Descending Arched W all Outside Jack Rafters Descending Irregular Jack Spacing OC-OC Exponent Off Meter Linear Display 0.000 Decimal Degree Display 0.00° Fractional Mode Standard *Depressing the Reset button located above the [...]

This equipment has been certified to comply with the limits for a Class B computing device, pursuant to Subpart J of Part 15 of FCC rules. Software copyrighted and licensed to Calculated Industries, Inc. by Construction Master T echnologies, LLC, 2006. Pocket Reference Guide copyrighted by Calculated Industries, Inc. © 2006. Construction Master® [...]