User GuideTable of ContentsGETTING STARTED1KEY DEFINITIONS1Basic Operation Keys1Memory and Storage Functions2Recall ® Key3Dimensional Measurement Unit Keys3Area and Volume Keys (NOT AVAILABLE ON TRIG MODEL #4080)4Weight Keys5Construction Project Keys and Functions6Block/Brick Function (NOT AVAILABLE ON TRIG MODEL #4080)6Circular/Arc Function Keys7Column/Cone Function8Compound Miter/Crown Moulding Keys8Drywall Function (NOT AVAILABLE ON TRIG MODEL #4080)9Footing Function (NOT AVAILABLE ON TRIG MODEL #4080)9Polygon Function9Right Triangle/Roof Framing Keys10Hip/Valley and Jack Rafter Keys11Rake-Wall Function13Roof Materials/Covering Function14Stair Key14Studs Function16MODELS ONLY)16ENTERING DIMENSIONS18Entering Linear Dimensions18Entering Square/Cubic Dimensions18SETTING FRACTIONAL RESOLUTION20Setting Mode20Converting a Fractional Value to a Different Resolution21CONVERSIONS (LINEAR, AREA, VOLUME)22Linear Conversions22Converting Feet-Inch-Fractions to Decimal Feet22Converting Decimal Feet to Feet-Inch-Fractions22Converting Fractional Inches to Decimal Inches23Converting Decimal Inches to Fractional Inches23Square Conversions23Cubic Conversions23PERFORMING BASIC MATH WITH DIMENSIONS24Adding Dimensions24Subtracting Dimensions24Multiplying Dimensions24Dividing Dimensions24Percentage Calculations25MEMORY OPERATION25Basic Cumulative Memory (M+)26Permanent Storage Registers (M1 and M2)26PAPERLESS TAPE OPERATION27EXAMPLES – USING THE CONSTRUCTION MASTER PRO29LINEAR MEASUREMENT EXAMPLES29Adding Linear Measurements29Cutting Boards29Window Measurement30Calculating the Center Point30AREA CALCULATIONS31Square Area (x 2)31Area of a Rectangular Room (LxW)31Perimeter (NOT AVAILABLE ON TRIG MODEL #4080)31VOLUME CALCULATIONS32Rectangular Containers (LxWxH)32(NOT AVAILABLE ON TRIG MODEL #4080)32Volume of a Cylinder33Volume of a Cone33WEIGHT/VOLUME CONVERSIONS34Weight Conversions34Weight per Volume/Volume Conversions34BLOCKS/BRICKS (NOT AVAILABLE ON TRIG MODEL #4080)35Number of Blocks, Based on Entered Length and Height35Number of Blocks, Based on Entered Area35Number of Blocks, Based on Calculated Perimeter36Number of Blocks, Based on Entered Length36Number of “Face” Bricks37Number of “Paver” Bricks37BOARD FEET – LUMBER ESTIMATION38Total Board Feet – With Dollar Cost38Number of Board Feet Based on Entered Volume38CIRCLE AND ARC CALCULATIONS39Circumference and Area of a Circle39Arc Length – Degree and Diameter Known39Arc Length – Chord Length and Segment Rise Known39Arc Calculations – Arc Length and Diameter Known40ARCHED SEGMENT WALLS41Arched Segment Walls – Arched Windows (No Base)41Arched Segment Walls – Arched Windows (With Base)42Known43COMPOUND MITER45Compound Miter Cuts45CONCRETE/PAVING46Volume of Concrete for a Driveway46Concrete Columns47Complex Concrete Volume48Number of Sides49Concrete Footings (NOT AVAILABLE ON TRIG MODEL #4080)50Squaring-up a Foundation51DRYWALL (NOT AVAILABLE ON TRIG MODEL #4080)52Number of Drywall Sheets for a Given Area52Number of Drywall Sheets for a Given Length52GRADE/SLOPE53Back-Fill on a Slope – Percent of Grade Known53RIGHT TRIANGLE AND ROOF FRAMING EXAMPLES54Roof Framing Definitions55Degree of Pitch57Percent Grade57Pitch Ratio or Slope57Common Rafter Length58Common Rafter Length – Pitch Unknown58Angle and Diagonal (Hypotenuse)59Rise59Rise and Diagonal59Sheathing Cut60Regular Hip/Valley and Jack Rafters60Spacing61On-center Spacing Maintained62Jacks Mating at Hip/Valley64Rake-Wall – No Base66Rake-Wall – With Base67ROOFING MATERIALS68Roof Covering – Entering Pitch, Length and Width68Roof Covering – Entering Rise, Run (No Pitch) and Area69STAIR LAYOUT EXAMPLES70Stair Layout Definitions70Stairs – Given Only Floor-to-Floor Rise72Stairs – Given Only the Run74Stairs – Given Rise and Run75for Code Restrictions76Baluster Spacing77STUDS78BASIC D:M:S AND TRIGONOMETRY EXAMPLES78Converting Degrees:Minutes:Seconds78Time Calculations Using D:M:S78TRIGONOMETRIC FUNCTIONS79Converting Percent Grade to D:M:S80Converting Tangent/Pitch to Angle80Converting Roof Angle in Degrees to Pitch in Inches80Angle – Rise and Hypotenuse Known81APPENDIX A – DEFAULT SETTINGS82APPENDIX B – PREFERENCE SETTINGS83How to Set Preferences86Accessing Preference Settings86APPENDIX C – CARE INSTRUCTIONS89PREVIOUS CONSTRUCTION MASTERS90BATTERIES, RESET91ACCURACY/ERRORS91Error Codes91AUTO SHUT-OFF91BATTERIES92Replacing the Battery(ies)92Battery Replacement Instructions92RESET92APPENDIX F – AREA/VOLUME FORMULAS93AREA FORMULAS93SURFACE AREA/VOLUME FORMULAS94REPAIR AND RETURN95WARRANTY96INDEX99Size: 682 KBPages: 110Language: EnglishOpen manual
User GuideTable of ContentsGETTING STARTED1KEY DEFINITIONS1Basic Operation Keys1Memory and Storage Functions2Recall ® Key3Dimensional Measurement Unit Keys3Area and Volume Keys (NOT AVAILABLE ON TRIG MODEL #4080)4Weight Keys5Construction Project Keys and Functions6Block/Brick Function (NOT AVAILABLE ON TRIG MODEL #4080)6Circular/Arc Function Keys7Column/Cone Function8Compound Miter/Crown Moulding Keys8Drywall Function (NOT AVAILABLE ON TRIG MODEL #4080)9Footing Function (NOT AVAILABLE ON TRIG MODEL #4080)9Polygon Function9Right Triangle/Roof Framing Keys10Hip/Valley and Jack Rafter Keys11Rake-Wall Function13Roof Materials/Covering Function14Stair Key14Studs Function16MODELS ONLY)16ENTERING DIMENSIONS18Entering Linear Dimensions18Entering Square/Cubic Dimensions18SETTING FRACTIONAL RESOLUTION20Setting Mode20Converting a Fractional Value to a Different Resolution21CONVERSIONS (LINEAR, AREA, VOLUME)22Linear Conversions22Converting Feet-Inch-Fractions to Decimal Feet22Converting Decimal Feet to Feet-Inch-Fractions22Converting Fractional Inches to Decimal Inches23Converting Decimal Inches to Fractional Inches23Square Conversions23Cubic Conversions23PERFORMING BASIC MATH WITH DIMENSIONS24Adding Dimensions24Subtracting Dimensions24Multiplying Dimensions24Dividing Dimensions24Percentage Calculations25MEMORY OPERATION25Basic Cumulative Memory (M+)26Permanent Storage Registers (M1 and M2)26PAPERLESS TAPE OPERATION27EXAMPLES – USING THE CONSTRUCTION MASTER PRO29LINEAR MEASUREMENT EXAMPLES29Adding Linear Measurements29Cutting Boards29Window Measurement30Calculating the Center Point30AREA CALCULATIONS31Square Area (x 2)31Area of a Rectangular Room (LxW)31Perimeter (NOT AVAILABLE ON TRIG MODEL #4080)31VOLUME CALCULATIONS32Rectangular Containers (LxWxH)32(NOT AVAILABLE ON TRIG MODEL #4080)32Volume of a Cylinder33Volume of a Cone33WEIGHT/VOLUME CONVERSIONS34Weight Conversions34Weight per Volume/Volume Conversions34BLOCKS/BRICKS (NOT AVAILABLE ON TRIG MODEL #4080)35Number of Blocks, Based on Entered Length and Height35Number of Blocks, Based on Entered Area35Number of Blocks, Based on Calculated Perimeter36Number of Blocks, Based on Entered Length36Number of “Face” Bricks37Number of “Paver” Bricks37BOARD FEET – LUMBER ESTIMATION38Total Board Feet – With Dollar Cost38Number of Board Feet Based on Entered Volume38CIRCLE AND ARC CALCULATIONS39Circumference and Area of a Circle39Arc Length – Degree and Diameter Known39Arc Length – Chord Length and Segment Rise Known39Arc Calculations – Arc Length and Diameter Known40ARCHED SEGMENT WALLS41Arched Segment Walls – Arched Windows (No Base)41Arched Segment Walls – Arched Windows (With Base)42Known43COMPOUND MITER45Compound Miter Cuts45CONCRETE/PAVING46Volume of Concrete for a Driveway46Concrete Columns47Complex Concrete Volume48Number of Sides49Concrete Footings (NOT AVAILABLE ON TRIG MODEL #4080)50Squaring-up a Foundation51DRYWALL (NOT AVAILABLE ON TRIG MODEL #4080)52Number of Drywall Sheets for a Given Area52Number of Drywall Sheets for a Given Length52GRADE/SLOPE53Back-Fill on a Slope – Percent of Grade Known53RIGHT TRIANGLE AND ROOF FRAMING EXAMPLES54Roof Framing Definitions55Degree of Pitch57Percent Grade57Pitch Ratio or Slope57Common Rafter Length58Common Rafter Length – Pitch Unknown58Angle and Diagonal (Hypotenuse)59Rise59Rise and Diagonal59Sheathing Cut60Regular Hip/Valley and Jack Rafters60Spacing61On-center Spacing Maintained62Jacks Mating at Hip/Valley64Rake-Wall – No Base66Rake-Wall – With Base67ROOFING MATERIALS68Roof Covering – Entering Pitch, Length and Width68Roof Covering – Entering Rise, Run (No Pitch) and Area69STAIR LAYOUT EXAMPLES70Stair Layout Definitions70Stairs – Given Only Floor-to-Floor Rise72Stairs – Given Only the Run74Stairs – Given Rise and Run75for Code Restrictions76Baluster Spacing77STUDS78BASIC D:M:S AND TRIGONOMETRY EXAMPLES78Converting Degrees:Minutes:Seconds78Time Calculations Using D:M:S78TRIGONOMETRIC FUNCTIONS79Converting Percent Grade to D:M:S80Converting Tangent/Pitch to Angle80Converting Roof Angle in Degrees to Pitch in Inches80Angle – Rise and Hypotenuse Known81APPENDIX A – DEFAULT SETTINGS82APPENDIX B – PREFERENCE SETTINGS83How to Set Preferences86Accessing Preference Settings86APPENDIX C – CARE INSTRUCTIONS89PREVIOUS CONSTRUCTION MASTERS90BATTERIES, RESET91ACCURACY/ERRORS91Error Codes91AUTO SHUT-OFF91BATTERIES92Replacing the Battery(ies)92Battery Replacement Instructions92RESET92APPENDIX F – AREA/VOLUME FORMULAS93AREA FORMULAS93SURFACE AREA/VOLUME FORMULAS94REPAIR AND RETURN95WARRANTY96INDEX99Size: 682 KBPages: 110Language: EnglishOpen manual