Calculated Industries 4065 Construction Master Pro v3.0, User Manual

Page 1: ...CONSTRUCTION MASTER PRO User s Guide For Models 4065 v3 1 Construction Master Pro 4080 v3 1 Construction Master Pro Trig 44080 v3 1 Construction Master Pro Desktop ...

Page 2: ...ators to date The Construction Master Pro III Series 1 Construction Master Pro 4065 v3 1 2 Construction Master Pro Trig 4080 v3 1 3 Construction Master Pro Desktop 44080 v3 1 IMPORTANT The Construction Master Pro Trig does not have Block Concrete Footing Drywall or Length Width and Height functions These keys are replaced with standard trigonometric keys CONSTRUCTION MASTER PRO V3 1 USER S GUIDE ...

Page 3: ...ractions or decimal feet Your Calculator Helps You Solve Dimensional Math Problems Conversions Between Feet Inch Fractions Decimal Feet Decimal Inches and Yards Imperial Metric Conversions Problems Involving All Common Fractions 1 2 to 1 64 Area Volume Calculations Board Feet Lumber Calculations Circle Calculations Column Cone Area and Volume Compound Miter Cuts for Crown Moulding Material Estimat...

Page 4: ...ion 9 Right Triangle Roof Framing Keys 10 Hip Valley and Jack Rafter Keys 11 Rake Wall Function 13 Roof Materials Covering Function 14 Stair Key 14 Studs Function 16 Trigonometric Keys TRIG 4080 AND DESKTOP 44080 MODELS ONLY 16 ENTERING DIMENSIONS 18 Entering Linear Dimensions 18 Entering Square Cubic Dimensions 18 SETTING FRACTIONAL RESOLUTION 20 Setting Fraction Resolution Using the Preference S...

Page 5: ...Using Multi Function W Key to Find Area Square up and Perimeter NOT AVAILABLE ON TRIG MODEL 4080 31 VOLUME CALCULATIONS 32 Rectangular Containers LxWxH 32 Using the Multi Function h Key to Find Volume Wall Area and Room Area NOT AVAILABLE ON TRIG MODEL 4080 32 Volume of a Cylinder 33 Volume of a Cone 33 WEIGHT VOLUME CONVERSIONS 34 Weight Conversions 34 Weight per Volume Volume Conversions 34 BLOC...

Page 6: ...s 47 Complex Concrete Volume 48 Polygon Finding Angles Based on Entered Radius and Number of Sides 49 Concrete Footings NOT AVAILABLE ON TRIG MODEL 4080 50 Squaring up a Foundation 51 DRYWALL NOT AVAILABLE ON TRIG MODEL 4080 52 Number of Drywall Sheets for a Given Area 52 Number of Drywall Sheets for a Given Length 52 GRADE SLOPE 53 Back Fill on a Slope Percent of Grade Known 53 RIGHT TRIANGLE AND...

Page 7: ...ctions 76 Baluster Spacing 77 STUDS 78 BASIC D M S AND TRIGONOMETRY EXAMPLES 78 Converting Degrees Minutes Seconds 78 Time Calculations Using D M S 78 TRIGONOMETRIC FUNCTIONS 79 Converting Percent Grade to D M S 80 Converting Tangent Pitch to Angle 80 Converting Roof Angle in Degrees to Pitch in Inches 80 Angle Rise and Hypotenuse Known 81 APPENDIX A DEFAULT SETTINGS 82 APPENDIX B PREFERENCE SETTI...

Page 8: ...RESET 92 APPENDIX F AREA VOLUME FORMULAS 93 AREA FORMULAS 93 SURFACE AREA VOLUME FORMULAS 94 REPAIR AND RETURN 95 WARRANTY 96 INDEX 99 ...

Page 9: ...nvert Ç Key Unit Conversions and Second Functions The Ç key is used to convert between measurement units or to access the second functions listed below Ç x Clear All Clears all values including Memory Resets all permanent entries to default values except Preference Settings which are retained Note Use only when necessary as it resets all stored values to factory defaults See page 82 for a listing ...

Page 10: ...ory functions FUNCTION KEYSTROKES Add to Memory µ Subtract from Memory Ç µ Recall total in Memory µ Display Clear Memory Clear Memory Ç Memory is semi permanent clearing only when you 1 turn off the calculator 2 press 3 press Ç 4 press Ç x Clear All When memory is recalled µ consecutive presses of µ will display the calculated average and total count of the accumulated values ß 1 3 Storage Registe...

Page 11: ...ts to Yards f Feet Enters or converts to Feet Also used with the i and keys for entering Feet Inch values e g 6 f 9 i 1 2 Note Repeated presses of f after Ç toggle between Feet Inches and Decimal Feet e g 6 f 9 i 1 2 Ç f 6 791667 Feet press f again to return to Feet Inch Fractions i Inches Enters or converts to Inches Also used with the key for entering fractional Inch values e g 9 i 1 2 Note Repe...

Page 12: ...e W Width A multi function key used to enter a width for calculation of area or volume if a length and height are also entered Consecutive presses of this key display or calculate Press Result 1 Displays Entered Width WDTH 2 Area AREA 3 Square up SQUP 4 Perimeter PER 5 Redisplays Entered Length LNTH 6 Redisplays Entered Width WDTH h Height A multi function key used to enter a height for calculatio...

Page 13: ...onvert using the stored Weight per Volume value Ç 6 Tons tons Enters or converts a weight or vol ume value to Tons A dimensioned volume will con vert using the stored Weight per Volume value ß 0 Store Weight per Volume wt vol Stores a new Weight per Volume value as Tons per Cubic Yard or other format as listed below Note After entering a value and pressing ß 0 continue pressing the 0 digit key unt...

Page 14: ... used for calculating the number of face or paver bricks by storing a brick size see below ß 4 Store Block or Brick Size Blk Size Used to store 1 a block area other than the default block area of 128 Square Inches e g 1 2 0 i i ß 4 stores an area of 120 Square Inches and 2 a block length other than the default block length of 16 Inches e g 1 8 i ß 4 stores a length of 18 inches These values are pe...

Page 15: ...he stored On center spacing listed below Press Result 1 Arc Length or Degree of Arc ARC 2 Chord Length CORD 3 Segment Area SEG 4 Pie Slice Area PIE 5 Segment Rise RISE 6 Stored On Center Spacing OC 7 Length of Arched Wall 1 AW 1 The calculator will calculate arched segment wall lengths if applicable with consecutive presses of the a key until it reach es the last wall length R Run Chord Length Ent...

Page 16: ...on a wall The Compound Miter function can also be used for finding angle cuts for many types of compound miter problems such as siding railing and trim  Compound Miter With stored spring crown angle and entered wall corner angle consecutive presses of  will calculate the following Press Result 1 Miter Angle MITR 2 Bevel Angle BEVL 3 Redisplays Stored Spring Angle SPRG 4 Redisplays Entered Wall C...

Page 17: ... Ftg Area Used to store a value other than the default footing size of 264 Square Inches e g 1 2 8 i i ß 6 stores a footing size of 128 Square Inches This value is permanently stored until you change it or perform a Clear All Ç x To recall the stored setting press 6 Polygon Function The Polygon function is handy for calculating multi sided shapes such as found in concrete applications Ç R Polygon ...

Page 18: ...rise over 12 Inches or one meter of run Pitch may be entered as a dimension 9 i p an angle or degrees 3 0 p a percentage percent grade 7 5 p a pitch ratio 0 7 5 Ç p Once a Pitch in one of the above formats is entered consecutive presses of p will convert to the remaining Pitch formats listed above e g Pitch in Inches will convert to Pitch Degrees Percent Grade and Pitch Ratio Slope Note An entered...

Page 19: ...he diagonal leg hypotenuse of a right triangle Typical applications are squaring up slabs or finding common rafter lengths Additional presses of the d key will also display plumb and level cut angles in degrees Note The Common rafter calculation is the point to point length and does not include the overhang or ridge adjustment Hip Valley and Jack Rafter Keys The Construction Master Pro uses the Ri...

Page 20: ...two different Pitches Slopes Subsequent presses of the H key will also display plumb level and cheek cut angle values in degrees Ç H Irregular Pitch Ir Pitch Enters the irregular or secondary pitch value used to calculate lengths of the irregular hip valley and jack rafters You may enter the irregular pitch as a dimension 9 i Ç H an angle 3 0 Ç H a percentage 7 5 Ç H Note An entered irregular pitc...

Page 21: ...ter values from the Irregular pitched side first Rake Wall Function Ç r Rake Wall R Wall This function finds the stud sizes in a Rake Wall based on calculated or entered values for pitch rise and or run Repeated presses of r will display the various sizes The sizes can be displayed in either descending from longest to shortest or ascending from shortest to the longest order depending upon your pre...

Page 22: ...le size is 33 33 Square Feet Stair Key The Construction Master Pro easily calculates stair layout solutions With entered values for floor to floor rise and or run it will calculate Riser Tread Stringer and Incline Angle values simply by pressing the s key s Stair A multi function key that uses a stored Riser Height stored Tread Width stored Headroom Height and Floor Thickness and entered Rise and ...

Page 23: ...r height of 7 1 2 Inches e g 8 i ß 7 stores an 8 inch desired stair riser height To recall the stored setting press 7 ß 8 Store Floor Thickness Height Floor Ht Stores a value other than the default desired floor thickness of 10 Inches e g 8 i ß 8 stores an 8 inch desired floor thickness To recall the stored setting press 8 This is used along with stored head room height for calculating the length ...

Page 24: ...is the value stored using ß 7 To compensate for this limitation the calculator will add one to the number of risers Studs Function The Construction Master Pro also calculates the number of studs required for a wall using an entered length and stored On center spacing value Ç 5 Studs Calculates the number of studs for an entered or displayed linear value Based on the stored On center spacing 16 inc...

Page 25: ...nt These are used to find the angle for the Sine Cosine or Tangent value entered S Sine Function Calculates the Sine of an entered degree or non dimensioned value Ç S Arcsine sin 1 Calculates the angle for the entered or calculated Sine value ç Cosine Function Calculates the Cosine of a degree or non dimensioned value Ç ç Arccosine cos 1 Calculates the angle for the entered or calculated Cosine va...

Page 26: ...ensions The Construction Master Pro lets you easily enter Square and Cubic values Simply press a dimensional unit key two times to label a number as a Square value or three times to label a Cubic value Note If you pass the desired dimensional format keep on pressing the dimensional unit key until the desired result is displayed again Enter Square and Cubic dimensions in the following order 1 Enter...

Page 27: ...NCHES i i Square Inches e g 5 i i will display 5 SQ INCH i i i Cubic Inches e g 5 i i i will display 5 CU INCH METERS m m Square Meters e g 5 m m will display 5 SQ M m m m Cubic Meters e g 5 m m m will display 5 CU M CENTIMETERS Ç 7 7 Square Centimeters e g 5 Ç 7 7 will display 5 SQ CM Ç 7 7 7 Cubic Centimeters e g 5 Ç 7 7 7 will display 5 CU CM MILLIMETERS Ç 9 9 Square Millimeters e g 5 Ç 9 9 wil...

Page 28: ...on Using the Preference Setting Mode KEYSTROKE DISPLAY 1 Access Preference Settings Ç ß Prefs FRAC 0 1 16 INCH 2 Access Next Fraction Subsetting FRAC 0 1 32 INCH FRAC 0 1 64 INCH FRAC 0 1 2 INCH FRAC 0 1 4 INCH FRAC 0 1 8 INCH repeats options FRAC 0 1 16 INCH 3 To Permanently Set the Fractional Resolution You Have Selected Above press o or any key to set the displayed Fractional Resolution and Exi...

Page 29: ... 64 INCH Ç 1 1 16 0 11 16 INCH Ç 2 1 2 0 1 2 INCH Ç 3 1 32 0 23 32 INCH Ç 4 1 4 0 3 4 INCH Ç 6 1 64 0 45 64 INCH Ç 8 1 8 0 3 4 INCH o o 0 Changing the Fractional Resolution on a displayed value does not alter your Permanent Fractional Resolution Setting set via Preference Settings Note This setting is temporary it will revert back to your permanent fractional setting upon press of o or when you tu...

Page 30: ...accessing secondary functions such as Ç 7 for Centimeters Converting Feet Inch Fractions to Decimal Feet Convert 15 Feet 9 1 2 Inches to Decimal Feet Then convert back to Feet Inch Fractions KEYSTROKE DISPLAY o o 0 1 5 f 9 i 1 2 15 FEET 9 1 2 INCH Ç f 15 79167 FEET f 15 FEET 9 1 2 INCH Converting Decimal Feet to Feet Inch Fractions Convert 17 32 Feet to Feet Inch Fractions KEYSTROKE DISPLAY o o 0 ...

Page 31: ...Feet KEYSTROKE DISPLAY o o 0 9 0 6 2 5 i 9 0625 INCH Ç i 9 1 16 INCH f f 0 755208 FEET Repeated presses of f or i will toggle between Feet Inch Fractions and Decimal Feet or Inches Square Conversions Convert 14 Square Feet to other Square dimensions KEYSTROKE DISPLAY o o 0 1 4 f f 14 SQ FEET Ç i 2016 SQ INCH Ç y 1 555556 SQ YD Ç m 1 300643 SQ M Ç 7 cm 13006 43 SQ CM Cubic Conversions Convert 14 Cu...

Page 32: ...YSTROKE DISPLAY Subtract 3 Feet from 11 Feet 7 1 2 Inches 1 1 f 7 i 1 2 3 f 8 FEET 7 1 2 INCH Subtract 32 Inches from 81 Inches 8 1 i 3 2 i 49 INCH Multiplying Dimensions KEYSTROKE DISPLAY Multiply 5 Feet 3 Inches by 11 Feet 6 1 2 Inches 5 f 3 i x 1 1 f 6 i 1 2 60 59375 SQ FEET Multiply 2 Feet 7 Inches by 10 2 f 7 i x 1 0 25 FEET 10 INCH Dividing Dimensions KEYSTROKE DISPLAY Divide 30 Feet 4 Inche...

Page 33: ... Subtract 20 from 552 Feet 6 Inches 5 5 2 f 6 i 2 0 442 FEET 0 INCH Divide 350 Cubic Yards by 80 3 5 0 y y y 8 0 437 5 CU YD MEMORY OPERATION Your calculator has two types of Memory operations 1 a standard cumulative semi permanent Memory µ and 2 three storage registers M1 M2 and M3 used to permanent ly store single non cumulative values Memory commands are listed below FUNCTION KEYSTROKES µ Add v...

Page 34: ...Memory M press Ç or turn off the calculator Permanent Storage Registers M1 and M2 Examples Store a rate of 175 into M1 and recall the value KEYSTROKE DISPLAY 1 7 5 ß 1 M 1 175 O o 0 1 M 1 175 Store 1 575 Square Yards into M2 and recall the value KEYSTROKE DISPLAY 1 5 7 5 y y ß 2 M 2 1575 SQ YD O o 0 2 M 2 1575 SQ YD Note To Clear M1 M3 Values stored in M1 M3 will remain permanently stored even aft...

Page 35: ...a string SUB for Subtotal will display in the upper left If was the last operation performed the display will show TTL Total as the last entry To exit this mode press to exit and maintain the last entry on the display When exiting the last entry or TTL will be displayed allow ing you to continue using the last tape value for another operation if desired Note The Paperless Tape is cleared when o is...

Page 36: ...ONSTRUCTION MASTER PRO TRIG DESKTOP Cont d KEYSTROKE DISPLAY 4 Scroll last two values 04 7 FEET 0 INCH 03 6 FEET 0 INCH 5 Exit tape function and continue TTL 22 FEET 0 INCH 22 FEET 0 INCH 2 f 24 FEET 0 INCH ...

Page 37: ...lculator press o twice before beginning each problem And remember to use the Backspace B key to correct entries one entry at a time LINEAR MEASUREMENT EXAMPLES Adding Linear Measurements Find the total length of the following measurements 5 Feet 4 1 2 Inches 8 Inches and 3 5 Yards KEYSTROKE DISPLAY 1 Add the measurements o o 0 5 f 4 i 1 2 5 FEET 4 1 2 INCH 8 i 6 FEET 0 1 2 INCH 3 5 y 3 5 YD 2 Find...

Page 38: ...f 7 25 FEET Calculating the Center Point You have a room that measures 13 Feet 8 Inches by 14 Feet 10 Inches Find the center point to install a ceiling fan KEYSTROKE DISPLAY 1 Divide length in half to figure first center point o o 0 1 3 f 8 i 13 FEET 8 INCH 2 6 FEET 10 INCH 2 Divide width in half to figure second center point 1 4 f 1 0 i 14 FEET 10 INCH 2 7 FEET 5 INCH Therefore you should install...

Page 39: ... INCH x 1 5 f 8 i 195 8333 SQ FEET Note You can also find area using the l and W keys as seen in the next problem However these keys are not available on the Trig Model 4080 Using Multi Function W Key to Find Area Square up and Perimeter NOT AVAILABLE ON TRIG MODEL 4080 Find the area square up and perimeter of a space measuring 20 Feet 6 Inches by 25 Feet 6 Inches KEYSTROKE DISPLAY o o 0 2 0 f 6 i...

Page 40: ...play Format Preference Setting is set to Cubic Yards or Cubic Meters your result will display accordingly See Preference Settings on page 83 Using the Multi Function h Key to Find Volume Wall Area and Room Area NOT AVAILABLE ON TRIG MODEL 4080 Find the volume wall area and total surface room area if you have a length of 15 feet width of 20 feet and height of 12 feet Room Area includes four walls p...

Page 41: ...f 6 i h HGHT 4 FEET 6 INCH Ç C COL 19 24226 CU FEET Volume of a Cone Calculate the volume of a Cone with a diameter of 3 Feet 6 Inches and a height of 5 Feet KEYSTROKE DISPLAY 1 Find Circle area o o 0 3 f 6 i C DIA 3 FEET 6 INCH C AREA 9 621128 SQ FEET 2 Enter height and find volume 5 f h HGHT 5 FEET 0 INCH Ç C C C CONE 16 03521 CU FEET To access Cone volume you must press the C key three times af...

Page 42: ...lume Conversions Convert 5 Cubic Yards of concrete to Pounds Tons and Kilograms if concrete weighs 1 5 Tons per Cubic Yard KEYSTROKE DISPLAY 1 Store Weight per Volume o o 0 1 5 ß 0 wt vol 1 5 Ton Per CU YD 2 Enter concrete volume 5 y y y 5 CU YD 3 Convert to Pounds Tons and Kilograms Ç 4 lbs 15000 LB Ç 6 tons 7 5 Ton Ç 1 kg 6803 886 kG If calculator does not display Tons per Cubic Yard keep pressi...

Page 43: ...ating blocks if these values exist KEYSTROKE DISPLAY 1 Find total wall length o o 0 Ç 4 Blk Size B AR 128 SQ INCH 2 2 f 1 5 f 8 i 37 FEET 8 INCH l LNTH 37 FEET 8 INCH 2 Enter wall height as height 4 f h HGHT 4 FEET 0 INCH 3 Find the number of blocks and add 5 waste allowance Ç l Blocks BLKS 169 5 5 177 975 178 Blocks If Ç l Blocks does not result in 128 Square Inches then enter the following 1 2 8...

Page 44: ...blocks for the displayed perimeter and add 3 waste allowance Ç l Blocks BLKS 112 50 3 115 875 116 Blocks Number of Blocks Based on Entered Length Calculate the number of blocks required for a length of 20 Feet KEYSTROKE DISPLAY 1 Enter length then calculate number of blocks o o 0 2 0 f 20 FEET Ç l Blocks BLKS 15 2 Display the stored block length l B LN 16 INCH Note The calculator will calculate th...

Page 45: ...ber of bricks and add a 3 waste allowance Ç l Blocks BLKS 2194 286 3 2260 114 2261 Bricks 4 Reset block area to default value 1 2 8 i i ß 4 Blk Size B AR 128 SQ INCH Number of Paver Bricks How many paver bricks 32 Square Inch size will you need to fill a 5 Foot by 15 Foot walkway KEYSTROKE DISPLAY 1 Enter brick area into Block Size storage key o o 0 3 2 i i ß 4 Blk Size B AR 32 SQ INCH 2 Enter len...

Page 46: ...e total cost Use Ç 0 Cost to figure total lumber cost KEYSTROKE DISPLAY 1 Enter board sizes convert to board feet and store in memory o o 0 2 x 4 x 1 4 Ç 8 µ BDFT 9 333333 2 x 1 0 x 1 6 Ç 8 µ BDFT 26 66667 2 x 1 2 x 1 8 Ç 8 µ BDFT 36 2 Recall total Board Feet and calculate total cost BDFT 72 x 2 5 0 Ç 0 Cost 18 00 Note Unit cost is entered in the standard per thousand Board Foot measure MBM format...

Page 47: ... area and circumference of a circle with a diameter of 11 Inches KEYSTROKE DISPLAY o o 0 1 1 i C DIA 11 INCH C AREA 95 03318 SQ INCH C CIRC 34 9 16 INCH Arc Length Degree and Diameter Known Find the arc length of an 85 portion of a circle with a 5 foot diameter KEYSTROKE DISPLAY o o 0 5 f C DIA 5 FEET 0 INCH 8 5 a ARC 85 00 a ARC 3 FEET 8 1 2 INCH Arc Length Chord Length and Segment Rise Known Fin...

Page 48: ...e slice area and segment rise given a 5 foot diameter and an arc length of 3 Feet 3 Inches KEYSTROKE DISPLAY 1 Enter Circle diameter Note enter diameter into the C key o o 0 5 f C DIA 5 FEET 0 INCH 2 Enter Arc length 3 f 3 i a ARC 3 FEET 3 INCH 3 Find degree of Arc a ARC 74 48 4 Find chord length a CORD 3 FEET 0 5 16 INCH 5 Find segment area a SEG 1 051381 SQ FEET 6 Find pie slice area a PIE 4 062...

Page 49: ...ched window with a chord length of 8 Feet 1 Inch and a rise of 2 Feet and 10 1 2 Inches Then find the arc angle arc length and segment area of the window Then find the outside arched segment wall lengths in order to frame the window KEYSTROKE DISPLAY 1 Enter chord length o o 0 8 f 1 i R RUN 8 FEET 1 INCH 2 Enter rise 2 f 1 0 i 1 2 r RISE 2 FEET 10 1 2 INCH 3 Find Arc angle a ARC 141 70 4 Find Arc ...

Page 50: ...h Base Find the radius of an arched window with a chord length of 8 Feet 1 Inch a rise of 2 Feet and 10 1 2 Inches and a base height of 2 Feet Then find the arc angle arc length and segment area of the window Then find the outside arched segment wall lengths in order to frame the window KEYSTROKE DISPLAY 1 Enter chord length o o 0 8 f 1 i R RUN 8 FEET 1 INCH 2 Enter rise 2 f 1 0 i 1 2 r RISE 2 FEE...

Page 51: ...e arched segment wall lengths a AW 1 2 FEET 2 9 16 INCH a AW 2 2 FEET 11 3 16 INCH a AW 3 4 FEET 9 1 8 INCH Arched Segment Walls Chord Length and Segment Height Known You re building a circular or arched segment wall Given a chord length of 15 Feet and a segment height of 5 Feet find all arc values and inside arched segment wall lengths The On center spacing is 16 Inches KEYSTROKE DISPLAY 1 Change...

Page 52: ...a a SEG 54 19722 SQ FEET 7 Find pie slice area a PIE 77 63472 SQ FEET 8 Display entered segment height rise a RISE 5 FEET 0 INCH 9 Display stored On center spacing for the wall a OC 16 INCH 10 Find arched segment wall lengths a AW 1 4 FEET 10 11 16 INCH a AW 2 4 FEET 6 5 8 INCH a AW 3 3 FEET 11 3 8 INCH a AW 4 3 FEET 0 1 16 INCH a AW 5 1 FEET 6 1 4 INCH 11 Change arched walls preference setting ba...

Page 53: ...o 0 3 8 ß Â Spring Angle SPRG 38 00 2 Enter wall corner angle and calculate miter angle 6 0  MITR 46 84 3 Calculate bevel angle  BEVL 43 03 4 Display stored spring angle  SPRG 38 00 5 Display entered wall corner angle  CRNR 60 00 When a value less than 25 is entered as the wall corner angle the compund miter function assumes this is the number of sides of a polygon calculates the wall corner a...

Page 54: ...AY 1 Multiply the length times the width to find the area o o 0 3 6 f 3 i 36 FEET 3 INCH x 1 1 f 6 i 11 FEET 6 INCH 416 875 SQ FEET 2 Multiply times the depth to find the volume x 4 i 5 146605 CU YD 3 Multiply times the per Unit Cost to find the total cost of concrete x 5 5 Ç 0 Cost 283 06 This answer will automatically display in Cubic Yards due to the multiplication of mixed units unless the pre...

Page 55: ...bic Yard 1 7 5 ß 0 wt vol 1 75 Ton Per CU YD 2 Enter diameter and find Circle area o o 0 3 f 4 i 1 2 3 FEET 4 1 2 INCH C C AREA 8 946176 SQ FEET 3 Enter height and find total volume of concrete 1 1 f 6 i h HGHT 11 FEET 6 INCH Ç C Column Cone COL 102 881 CU FEET Ç y 3 810408 CU YD x 5 19 05204 CU YD 4 Convert volume to weight in tons pounds and kilograms Ç 6 tons 33 34107 Ton Ç 4 lbs 66682 14 LB Ç ...

Page 56: ...he total Yards of concrete required Then find the total cost if concrete costs 45 per Cubic Yard KEYSTROKE DISPLAY 1 Find area of Part A and store into Memory o o 0 2 4 f 6 i 24 FEET 6 INCH 7 f 17 FEET 6 INCH x 2 7 f 472 5 SQ FEET µ M 472 5 SQ FEET 2 Find area of Part B and store into Memory 7 f 7 FEET x 9 f 63 SQ FEET µ M 63 SQ FEET 3 Find area of Part C and store into Memory 9 f 9 FEET x 9 f 81 ...

Page 57: ...io Find the polygon values if the radius is 15 Feet and the number of sides is 6 KEYSTROKE DISPLAY 1 Enter radius and number of sides to calculate the full angle o o 0 1 5 f Ç a Radius RAD 15 FEET 0 INCH 6 Ç R Polygon FULL 120 00 2 Then calculate the bi sect angle side length perimeter and polygon area R HALF 60 00 R SIDE 15 FEET 0 INCH R PER 90 FEET 0 INCH R AREA 584 5671 SQ FEET You must enter m...

Page 58: ... the same size KEYSTROKE DISPLAY 1 Calculate and store footing area o o 0 1 6 i x 8 i ß 6 Ftg Area F AR 128 SQ INCH 2 Enter length and find footing volume 2 3 2 f 6 i Ç W Footing FTG 7 654321 CU YD To find the volume of multiple footings of the same size multiply times the total number of footings 3 Multiply by 5 footings to find total concrete volume x 5 38 2716 CU YD 4 Clear and return stored fo...

Page 59: ...KE DISPLAY 1 Enter sides as rise run o o 0 2 3 f 8 i r RISE 23 FEET 8 INCH 4 5 f 6 i R RUN 45 FEET 6 INCH 2 Find the square up diagonal d DIAG 51 FEET 3 7 16 INCH Alternative Method using l and W keys NOT AVAILABLE ON TRIG MODEL 4080 1 Enter sides as length and width o o 0 2 3 f 8 i l LNTH 23 FEET 8 INCH 4 5 f 6 i W WDTH 45 FEET 6 INCH 2 Find the square up diagonal W W SQUP 51 FEET 3 7 16 INCH ...

Page 60: ...ets h 150 SQ FEET Number of Drywall Sheets for a Given Length Find the number of 4 x 8 4 x 9 and 4 x 12 sheets to cover a length of 40 Feet KEYSTROKE DISPLAY 1 Enter length o o 0 4 0 f 40 FEET 2 Find the number of 4 x 8 sheets 4 x 9 sheets and 4 x 12 sheets required Ç h Drywall 4X8 10 h 4X9 10 h 4X12 10 h LNTH 40 FEET 0 INCH It is the same amount for all three of the sheet sizes because the linear...

Page 61: ...all for a 2 Foot depth How many Cubic Yards of fill should you have delivered KEYSTROKE DISPLAY 1 Find volume for A o o 0 5 5 f 55 FEET x 3 f 3 FEET x 2 f µ M 330 CU FEET 2 Find run of B 6 5 p GRD 65 2 f r RISE 2 FEET 0 INCH R RUN 3 FEET 0 15 16 INCH 3 Find volume of triangle B 5 5 f 55 FEET x R RUN 3 FEET 0 15 16 INCH x 2 f 338 4615 CU FEET 2 µ M 169 2308 CU FEET 4 Find total volume M 499 2308 CU...

Page 62: ...54 CONSTRUCTION MASTER PRO TRIG DESKTOP RIGHT TRIANGLE AND ROOF FRAMING EXAMPLES ...

Page 63: ...s Plate The top horizontal wall member that the ceiling joist and rafters sit on and fasten to Ridge The uppermost point of two roof planes This rafter is the uppermost rafter that all Hip Valley Valley Jack and Common rafters are fastened to Rafters Rafters are inclined roof support members Rafters include the following types Common Rafter The Common connects the plate to the ridge and is perpend...

Page 64: ...hat allows the rafter to mate on the vertical side of the ridge rafter Level Horizontal Cut The angle of cut from the edge of the board that allows the rafter to seat flat on the wall plate Cheek Side Cut s The angle to cut from the SIDE of the Jack rafter to match up against the Hip or Valley rafter usually made by tilting the blade from 90 Jack rafters typically have one Cheek cut If there is on...

Page 65: ...itch conversions as above Percent Grade If the Percent Grade is 47 25 what is the Slope Pitch in Inches and Degree of Pitch KEYSTROKE DISPLAY o o 0 4 7 2 5 p GRD 47 25 p SLP 0 4725 p PTCH 5 11 16 INCH p PTCH 25 29 For entering Percent Grade you need to label the value with the percent key Pitch Ratio or Slope If the Pitch Ratio is 0 65 what is the Pitch in Inches Degree of Pitch and Percent Grade ...

Page 66: ... 2 7 FEET 2 INCH R RUN 7 FEET 2 INCH d DIAG 8 FEET 3 9 16 INCH 2 Find Plumb and Level cuts d PLMB 30 26 d LEVL 59 74 Note The Common rafter calculation is the point to point length and does not include the overhang or ridge adjustment Common Rafter Length Pitch Unknown Find the common rafter length for a roof with a rise of 6 Feet 11 1 2 Inches and a run of 14 Feet 6 Inches Solve for the Pitch in ...

Page 67: ... Pitch in Inches and Degree of Angle d DIAG 15 FEET 0 INCH p PTCH 9 INCH p PTCH 36 87 Rise Find the Rise given a 7 12 Pitch and a Run of 11 Feet 6 Inches KEYSTROKE DISPLAY o o 0 7 i p PTCH 7 INCH 1 1 f 6 i R RUN 11 FEET 6 INCH r RISE 6 FEET 8 1 2 INCH Rise and Diagonal Find the Rise and Diagonal of a right triangle given a 30 Pitch and a run of 20 Feet 4 Inches KEYSTROKE DISPLAY o o 0 3 0 p PTCH 3...

Page 68: ...UN 3 FEET 6 15 16 INCH Regular Hip Valley and Jack Rafters You re working with a 7 12 Pitch and half your total span is 8 Feet 5 Inches 1 Find point to point length and cut angles for the common rafter 2 Find the length and cut angles of the adjoining Hip or Valley and 3 Find the Incremental Jack Adjustment Regular Jack Rafter lengths and cut angles Jack Rafters at 16 Inch On center spacing KEYSTR...

Page 69: ...s a 9 12 Pitch and a run of 6 Feet 9 Inches Find the incre mental jack adjustment jack rafter lengths and cut angles at 18 inch versus 16 inch On center spacing The On center spacing is used for both Regular and Irregular Jack calculations KEYSTROKE DISPLAY 1 Enter Pitch Run and spacing o o 0 9 i p PTCH 9 INCH 6 f 9 i R RUN 6 FEET 9 INCH 1 8 i ß 5 o c OC 18 INCH 2 Find regular incremental Jack adj...

Page 70: ...regular Hip or Valley and the cut angles 4 Find the incremental jack adjustment and the jack lengths on the Irregular Pitch side 16 inch On center spacing 5 Find the cut angles 6 Find the incremental jack adjustment and the jack lengths on the Regular Pitch side 16 inch On center spacing 7 Find the cut angles KEYSTROKE DISPLAY 1 Find Common rafter length o o 0 7 i p PTCH 7 INCH 4 f R RUN 4 FEET 0 ...

Page 71: ...ecessary to continue pressing Ç when displaying each Jack rafter size 5 Find Irregular Jack plumb level and cheek cut angles j PLMB 33 69 j LEVL 56 31 j CHK1 41 19 6 Find regular incremental jack adjustment and Regular Jack lengths j JKOC 16 INCH j INCR 1 FEET 9 3 16 INCH j JK 1 2 FEET 10 3 8 INCH j JK 2 1 FEET 1 1 4 INCH j JK 3 0 FEET 0 INCH 7 Find Regular Jack plumb level and cheek cut angles j ...

Page 72: ...ut angles 5 Find the o c incremental jack adjustment Jack lengths and cut angles on the Irregular pitched side 6 Find the o c incremental jack adjustment Jack lengths and cut angles on the Regular pitched side Note After completing this example you may need to reset the Preferences back to IRJK OC OC if you do not normally figure jacks in this manner See Preference Settings on page 83 KEYSTROKE DI...

Page 73: ...hs and cut angles j JKOC 14 INCH j INCR 1 FEET 6 1 2 INCH j JK 1 1 FEET 6 1 2 INCH j JK 2 3 FEET 1 1 16 INCH j JK 3 4 FEET 7 9 16 INCH j PLMB 30 26 j LEVL 59 74 j CHK1 48 81 7 Reset jack rafter Preference Settings o o 0 Ç ß ß ß ß ß ß ß JACK ASCEnd Set Preference to Descend plus sign JACK dESCEnd Set Preference to Jacks On Center ß IRJK JAC JAC IRJK OC OC Exit Preference Settings o 0 The stored On ...

Page 74: ...ud lengths Ç r R Wall RWOC 16 INCH r RW 1 3 FEET 4 INCH r RW 2 2 FEET 8 INCH r RW 3 2 FEET 0 INCH r RW 4 1 FEET 4 INCH r RW 5 0 FEET 8 INCH r BASE 0 FEET 0 INCH 3 Find Rake Wall angle of incline r RW 26 57 Note By setting the Rake Ascend Preference see Preference Settings on page 83 you may view Rake Wall stud lengths from smallest to largest size Note You can also solve if you only know the Rise ...

Page 75: ...1 Enter Rise Run and o c spacing o o 0 4 f r RISE 4 FEET 0 INCH 8 f R RUN 8 FEET 0 INCH 5 OC 16 INCH If 16 inch is not displayed enter 1 6 i ß 5 2 Enter base then find stud lengths and angle of incline 5 f Ç r R Wall BASE 5 FEET 0 INCH r RWOC 16 INCH r RW 1 8 FEET 4 INCH r RW 2 7 FEET 8 INCH r RW 3 7 FEET 0 INCH r RW 4 6 FEET 4 INCH r RW 5 5 FEET 8 INCH r BASE 5 FEET 0 INCH r RW 26 57 STORED STORE...

Page 76: ... PTCH 10 INCH 1 4 f l LNTH 14 FEET 0 INCH 1 1 f W WDTH 11 FEET 0 INCH 2 Find roof area Ç d Roof ROOF 200 4631 SQ FEET 3 Find number of roofing squares d SQRS 2 00 4 Find number of bundles d BNDL 6 01 5 Display bundle size area d B SZ 33 33 SQ FEET 6 Find number of 4 x 8 sheets d 4X8 6 26 7 Display stored Pitch d PTCH 10 INCH 8 Find floor plan area d PLAN 154 SQ FEET If you know the area and do not...

Page 77: ...CH 1 5 f R RUN 15 FEET 0 INCH 5 0 f l LNTH 50 FEET 0 INCH 3 0 f W WDTH 30 FEET 0 INCH 2 Find roof area number of roofing squares number of bundles stored bundle size number of 4 x 8 sheets Pitch and plan area Ç d Roof ROOF 1082 776 SQ FEET d SQRS 18 03 d BNDL 54 08 d B SZ 33 33 SQ FEET d 4X8 56 34 d PTCH 8 INCH d PLAN 1500 SQ FEET For Trig Model 4080 Users As this model does not have l and W keys ...

Page 78: ...he run of a stairway is the amount of horizontal space required The total run of a stairway is equal to the width of each tread multiplied by the number of treads Desired Riser Height The desired riser height is the amount of vertical rise you allow for each individual riser in the stairway This is sometimes dictated by local code Actual Riser Height The actual height of each riser is measured fro...

Page 79: ... the run or horizontal space that a stairway must fit into and the total width of the treads Similar to the riser overage underage many times the total width of the treads does not divide evenly into the run or horizontal space for the stairway and a small fraction of an inch is left over A positive remainder is an over age a negative remainder is an underage Stringers Also called carriages stair ...

Page 80: ...R HT 7 1 2 INCH 3 Recall stored desired stair tread width 9 T WD 10 INCH 4 Recall stored desired floor thickness 8 FLOR 10 INCH 5 Display stored Headroom via Preference Setting Mode Ç ß ß ß ß HDRM 6 FEET 8 INCH 6 Find riser height number of risers riser underage overage tread width number of treads tread overage underage length of stairwell opening stringer length and angle of incline As a final s...

Page 81: ...oor Thickness If you wish to use a Desired Floor Thickness of other than 10 Inches the calculator s default simply enter a new value For example to enter 12 Inches enter 1 2 i ß 8 Press 8 to review your new entry This value will be permanently stored until you change it To Change Desired Headroom If you wish to use a Desired Headroom other than 6 Feet 8 Inches the calculator s default simply selec...

Page 82: ...alues then calculate the rise KEYSTROKE DISPLAY 1 Enter run o o 0 2 0 f R RUN 20 FEET 0 INCH 2 Find riser height number of risers riser underage overage tread width number of treads tread overage underage stairwell opening stringer length and angle of incline As a final step calculate the rise s R HT 7 1 2 INCH s RSRS 25 s R 0 INCH s T WD 10 INCH s TRDS 24 s T 0 INCH s OPEN 10 FEET 0 INCH s STRG 2...

Page 83: ... f 1 i r RISE 10 FEET 1 INCH 1 5 f 5 i R RUN 15 FEET 5 INCH 2 Find Stair values s R HT 7 9 16 INCH s RSRS 16 s R 0 INCH s T WD 12 5 16 INCH s TRDS 15 s T 0 5 16 INCH s OPEN 12 FEET 2 1 2 INCH s STRG 18 FEET 0 3 4 INCH s INCL 31 56 s RUN 15 FEET 5 INCH s RISE 10 FEET 1 INCH s R HT 7 1 2 INCH s T WD 10 INCH s HDRM 6 FEET 8 INCH s FLOR 10 INCH A in the display means that the calculated riser height e...

Page 84: ...y to calculate a riser height that does not exceed the stored Desired Riser Height of 7 1 2 Inches KEYSTROKE DISPLAY 1 Enter Rise and Run o o 0 1 0 f 1 i r RISE 10 FEET 1 INCH 1 5 f 5 i R RUN 15 FEET 5 INCH 2 Find stair values using Riser Limited Ç s Riser Limited R HT 7 1 8 INCH s RSRS 17 s R 1 8 INCH s T WD 11 9 16 INCH s TRDS 16 s T 0 INCH s OPEN 12 FEET 2 1 16 INCH s STRG 18 FEET 1 5 16 INCH s...

Page 85: ...n o o 0 1 5 6 i 156 INCH 5 i 1 2 28 36364 28 balusters Desired spacing plus baluster width 4 plus 1 1 2 2 Find total space occupied by the balusters by multiplying the width of each baluster by the rounded number of balusters found above 1 i 1 2 x 1 1 2 INCH 2 8 42 INCH 3 Find total space between all balusters 1 5 6 i 156 INCH 4 2 i 114 INCH 4 Find actual baluster spacing by dividing total space b...

Page 86: ...nter 1 8 i ß 5 BASIC D M S AND TRIGONOMETRY EXAMPLES Converting Degrees Minutes Seconds Convert 23 42 39 to decimal degrees KEYSTROKE DISPLAY o o 0 2 3 4 2 3 9 DMS 23 42 39 Ç dms deg 23 71 Convert 44 29 to degrees minutes seconds format KEYSTROKE DISPLAY o o 0 4 4 2 9 Ç dms deg DMS 44 17 24 Note Improperly formatted entries will be redisplayed in the correct convention after any operator key is pr...

Page 87: ...formulas for your reference Given side A and angle a find Side C A a ç e g 3 f 5 3 1 3 ç Side B A x a t Angle b 90 a Given side A and angle b find Side B A b t Side C A b S Angle a 90 b Given side B and angle a find Side A B a t Side C B a S Given side C and angle a find Side A C x a ç Side B C x a S Given side A and side C find Angle a A C Ç ç Angle b A C Ç S Given side B and angle b find Side C ...

Page 88: ...7 24 Since your level reading of 18 15 is less steep than 19 17 24 the slope will pass inspection Converting Tangent Pitch to Angle Find the angle and corresponding tangent for a roof with an 8 12 Pitch KEYSTROKE DISPLAY 1 Enter pitch o o 0 8 i p PTCH 8 INCH 2 Convert Pitch to degrees p PTCH 33 69 3 Find Tangent or Slope t 0 666667 Converting Roof Angle in Degrees to Pitch in Inches Convert a roof...

Page 89: ...ise and hypotenuse of a right triangle if the rise is 6 Feet and the hypotenuse is 10 Feet in length KEYSTROKE DISPLAY 1 Use trigonometric formula divide the rise by the hypotenuse o o 0 6 f 1 0 f 0 6 2 Solve for degrees minutes seconds or angle Ç ç cos 1 53 13 Ç dms deg DMS 53 07 48 ...

Page 90: ...u replace your batteries or perform a Full Reset press O hold down x and press o your calculator will return to the following settings in addition to those listed above PREFERENCE SETTINGS DEFAULT VALUE Fractional Resolution 1 16 Area Display Standard Volume Display Standard Stairway Headroom 6 Feet 8 Inch Rake Wall Descending Arched Wall Outside Jack Rafters Descending Irregular Jack Spacing OC O...

Page 91: ... the nearest 16th of an Inch 1 32 1 64 1 2 1 4 1 8 2 Area Display Format Standard if units entered are the same e g Feet x Feet the answer will remain in this format Square Feet but if units entered are different e g Inches x Feet area answer will be dis played in Square Feet Square Feet area answers always displayed in Square Feet regardless of unit entry e g Inches x Inches Square Feet Square Ya...

Page 92: ...c Feet Cubic Meters vol answers always displayed in Cubic Meters regardless of unit entry e g Feet x Feet x Feet Cubic Meters 4 Stairwell Headroom 6 Feet 8 Inch default Height Use or key to increase or decrease above value by 1 Inch 5 Rake Wall Descending Descending Rake Wall studs are or Ascending displayed from largest to smallest size Ascending Rake Wall studs are displayed from smallest to lar...

Page 93: ...s Off turns on Auto ranging e g if display can t show seven digits will display in next largest unit On Exponential Mode is On 10 Meter Linear Display 0 000 linear Meter answers are always displayed to third decimal place FLOAt linear Meter answers are displayed to the maximum number of decimal places e g 1 234 M 2 56 M 3 794 M 11 Decimal Degree 0 00 Display FLOAt 12 Fractional Mode Standard fract...

Page 94: ...d setting in a new preference To reset preferences back to factory default settings turn your calcu lator off hold down the x key and turn the calculator back on For example if you wish to display all your dimensional area answers in square meters press Ç ß ß Area Std then the key until AREA 0 SQ M is displayed Simply exit this mode by pressing o or any key except or ß and all your future area ans...

Page 95: ... time To Set Rake Wall Stud Sizes to Descending or Ascending ß 5th press of ß RAKE dESCEnd plus sign RAKE ASCEnd repeats options RAKE dESCEnd To Set Arched Wall Calculations to Outside or Inside ß 6th press of ß AW outSidE plus sign AW inSidE repeats options AW outSidE To Set Jack Rafter to Descending or Ascending ß 7th press of ß JACK dESCEnd plus sign JACK ASCEnd repeats options JACK dESCEnd To ...

Page 96: ...plus sign METR FLOAt M repeats options METR 0 000 M To Set Number of Decimal Places for Degree Displays ß 11th press of ß DEG 0 00 plus sign DEG FLOAt repeats options DEG 0 00 To Set Fractional Mode to Standard or Constant ß 12th press of ß Std plus sign COnSt repeats options Std Note Press o at any time to exit the Preference Mode ...

Page 97: ... listed below may result in damage not covered by your warranty Refer to the Repair and Return section on page 95 for more details Do not expose calculator to temperatures outside the operating temperature range of 32ºF 104ºF 0ºC 40ºC Do not expose calculator to high moisture such as submersion in water heavy rain etc APPENDIX C CARE INSTRUCTIONS ...

Page 98: ...Segment Rise Arched Segment Walls Now calculates the segment walls outside the arc including a base if needed or cal culates the arched segment walls inside the arc depending upon preference setting Blocks Function Now solves for blocks based on values stored in l only or in l and h Compound Miter Now calculates the Miter and Bevel angles using the spring crown angle this is the angle of the crown...

Page 99: ...Divide by 0 DIM Error Dimension error ENT Error Invalid entry error TRIG Error Trig error for example tan of 1 foot None Attempt to calculate stairs without enter ing rise and run Auto Range If an overflow is created because of an input and calculation with small units that are out of the standard seven digit range of the display the answer will be automatically expressed in the next larger units ...

Page 100: ...Instructions The Hand held Models Construction Master Pro v3 1 4065 Construction Master Pro Trig v3 1 4080 To replace the batteries slide open the battery door at top backside of unit and replace with new batteries Make sure the batteries are facing positive side up Construction Master Pro Desktop v3 1 44080 To replace the battery use a small Phillips head screwdriver and unscrew the two 2 screws ...

Page 101: ...USER S GUIDE 93 AREA FORMULAS APPENDIX F AREA VOLUME FORMULAS ...

Page 102: ...94 CONSTRUCTION MASTER PRO TRIG DESKTOP SURFACE AREA VOLUME FORMULAS ...

Page 103: ...ur product won t turn on check the batteries as outlined in the User s Guide 3 If you need more assistance please go to the website listed below 4 If you believe you need to return your product please call a Calculated Industries representative between the hours of 8 00am to 4 00pm Pacific Time for additional information and a Return Merchandise Authorization RMA Call Toll Free 1 800 854 8075 Outs...

Page 104: ...E CRACKING OF THE LCD WHICH ARE PRESUMED TO BE DAMAGES RESULTING FROM MISUSE OR ABUSE To obtain warranty service in the U S please go to the website A repaired or replacement product assumes the remaining warranty of the original product or 90 days whichever is longer Non Warranty Repair Service U S A Non warranty repair covers service beyond the warranty period or service requested due to damage ...

Page 105: ... DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY DEFECT IN THE PRODUCT OR ITS DOCUMENTATION The warranty disclaimer and remedies set forth above are exclusive and replace all others oral or written expressed or implied No CI dealer agent or employee is authorized to make any modification extension or addition to this warranty Some states do not allow the exclusion or...

Page 106: ...ies Inc 2005 Construction Master and Calculated Industries are registered trade marks of Calculated Industries Inc PATENT PENDING ALL RIGHTS RESERVED Designed in the U S A Looking For New Ideas Calculated Industries a leading manufacturer of special function calculators and digital measuring instruments is always looking for new product ideas in these areas If you have an idea or a suggestion for ...

Page 107: ...ume 38 Bricks Face Number of 37 Bricks Paver Number of 37 Center Point Calculating 30 Circular Arc Function Keys 7 Circumference and Area of a Circle 39 Column Cone Function 8 Common Rafter Length 58 Common Rafter Length Pitch Unknown 58 Compound Miter Crown Moulding Example 45 Compound Miter Crown Moulding Keys 8 Concrete Driveway Volume 46 Concrete Columns 47 Concrete Footings 50 Concrete Volume...

Page 108: ...eys 11 Hip Valley Rafter 12 Irregular Pitch 12 Irregular Side Jacks 13 Irregular Hip Valley and Jack Rafters 62 64 Jack Rafters 12 Jack Rafters Using Other Than 16 Inch 61 Key definitions 1 Lumber Estimation 38 Memory and Storage Functions 2 Memory Operation 25 Multi Function h Example 32 Multi Function W Example 31 Paperless Tape Operation 27 Percentage Calculations 25 Pitch Ratio 57 Polygon Exam...

Page 109: ...6 Studs Function 16 Studs Number of 78 Time Calculations Using D M S 78 Trigonometric Keys Trig 4080 and Desktop 44080 Models only 16 Volume Calculations 32 Volume Concrete Columns 47 Volume Concrete Complex 48 Volume Concrete Driveway 46 Volume Cone 33 Volume Cylinder 33 Volume Rectangular Containers 32 Warranty 96 Warranty Repair Service 96 Weight Keys 5 Window Measurement 30 4840 Hytech Drive C...

Page 110: ...Designed in the United States of America Printed in China 3 06 UG4065E F ...