background image

P

OCKET

R

EFERENCE

G

UIDE

— 5

Miscellaneous Functions

B

Backspace key

Ç B

(

Square Root

Ç ÷

(

1/x

) Reciprocal — Finds

the reciprocal of a number
(e.g., 

8 Ç ÷

0.125).

Ç x

Clear All — Returns all
stored values to the default
settings (does not affect
Preference Settings).

Ç –

(+/–) Toggle

Ç +

Pi (

π

) 3.141593

Ç %

x

2

— Squares the value in

the display.

Ç ß

Preference Settings

ß 0

Weight per Volume 
Stores a new 

Weight per

Volume value as listed on
the following page.

Note: After entering a value and
pressing 

ß 0

, continue

pressing the 

0

digit key until

you’ve reached the desired
Weight per Volume format. To
recall your setting, press 

® 0

.

(Cont’d)

Summary of Contents for 4020

Page 1: ...MEASURE MASTER PRO FEET INCH FRACTION and METRIC CALCULATOR Model 4020 v3 1 Pocket Reference Guide...

Page 2: ...ickly Solve Feet Inches Fractions Yards and Metric Dimensional Problems Feet Inches Fractions Yards and Metric Conversions Problems Involving All Fractions 1 2 1 64ths Instant Areas Volumes and Weight...

Page 3: ...imensions 10 Dividing Dimensions 11 Percent Calculations 11 Square Area 12 Square Root 12 Rectangular Area and Volume 13 Multi Function h Key 14 Entering Square and Cubic and Adding a Waste Allowance...

Page 4: ...24 Setting Fractional Resolution 24 Default Settings 25 Auto Shut Off 26 Accuracy Errors 26 Batteries 27 Replacing the Batteries 28 Reset 28 AREA AND VOLUME FORMULAS 29 Area Formulas 29 Volume Formula...

Page 5: ...l power off clearing all non perma nent registers o On Clear Key Turns on power Pressing once clears the display Pressing twice clears all temporary values Convert Key Used with the dimensional keys t...

Page 6: ...ted press es during conversions tog gle between Fractional and Decimal Feet i Inch Key Enters or con verts to Inches Entry can be whole or decimal num bers Also used with the key for entering fraction...

Page 7: ...meters M Millimeters Key Enters or converts to Millimeters 2 Acres Enters or converts a square value to Acres b Board Feet Key Enters or converts Cubic values to Board Feet One Board Foot is equal to...

Page 8: ...o Tons Circle Arc Keys C Circle Key Calculates circle area and circumfer ence based on entered diameter a Arc Key Calculates Arc length or degree Chord Length Segment Area Pie Slice Area and Segment R...

Page 9: ...ault settings does not affect Preference Settings Toggle Pi 3 141593 x2 Squares the value in the display Preference Settings 0 Weight per Volume Stores a new Weight per Volume value as listed on the f...

Page 10: ...er CU M This value is stored until you change it or perform a Clear All x 0 Total Cost based on entry of per unit cost Converts between D M S and Decimal Degrees M Memory M Memory Recall and Clear M 1...

Page 11: ...with a new entry or calculation Paperless Tape Example Add 6 Feet 5 Feet and 4 Feet then access the paperless tape mode and scroll back through your entries Then back up one entry exit the tape mode a...

Page 12: ...sub setting Use the key to back up Press the o key to exit Preferences PRESS AND SETTING FUNCTION First press Fractional Resolution of 1 16 1 32 1 64 1 2 1 4 1 8 1 16 repeats options Second press Are...

Page 13: ...n OFF repeats options Fifth press Meter Linear Displays of 0 000 M FLOAt M floating point 0 000 M repeats options Sixth press Decimal Degree Displays of 0 00 FLOAt floating point 0 00 repeats options...

Page 14: ...nches Then subtract 2 1 8 Inches KEYSTROKE DISPLAY o o 0 6 f 2 i 1 2 6 FEET 2 1 2 INCH 1 1 f 5 i 1 4 17 FEET 7 3 4 INCH 1 8 2 5 i 19 FEET 2 INCH 2 i 1 8 18 FEET 11 7 8 INCH Multiplying Dimensions What...

Page 15: ...sions Divide 15 Feet 3 3 4 Inches into thirds divide by 3 KEYSTROKE DISPLAY o o 0 1 5 f 3 i 3 4 3 5 FEET 1 1 4 INCH How many 3 6 pieces can you cut from one 25 board KEYSTROKE DISPLAY o o 0 2 5 f 3 f...

Page 16: ...0 1 5 7 5 x 2 5 393 75 Square Area Find the area of a square room with sides measuring 15 Feet 8 1 2 Inches KEYSTROKE DISPLAY o o 0 1 5 f 8 i 1 2 15 FEET 8 1 2 INCH x2 246 7517 SQ FEET Square Root Wha...

Page 17: ...Feet 6 1 2 Inches Width 12 Feet 8 1 2 Inches Height 10 Inches KEYSTROKE DISPLAY o o 0 2 0 f 6 i 1 2 l LNTH 20 FEET 6 1 2 INCH 1 2 f 8 i 1 2 W W AREA 261 0503 SQ FEET 1 0 i h h VOL 8 057109 CU YD Press...

Page 18: ...T 12 FEET 0 INCH h VOL 5400 CU FEET h WALL 1032 SQ FEET h ROOM 1482 SQ FEET Wall Area adds the length and width multiplies them by two and then multiplies by height Room Area Wall Area Ceiling Area En...

Page 19: ...STROKE DISPLAY o o 0 1 0 f 6 i 10 FEET 6 INCH y 3 5 YD i 126 INCH m 3 200 M c 320 04 CM M 3200 4 MM Convert 14 Feet 7 1 2 Inches to Decimal Feet KEYSTROKE DISPLAY o o 0 1 4 f 7 i 1 2 14 FEET 7 1 2 INC...

Page 20: ...Feet to Square Yards KEYSTROKE DISPLAY o o 0 1 4 f f 14 SQ FEET y 1 555556 SQ YD Convert 25 Square Yards to Square Feet KEYSTROKE DISPLAY o o 0 2 5 y y 25 SQ YD f 225 SQ FEET Convert 12 Cubic Feet to...

Page 21: ...150 LB 6 tons 0 075 Ton 3 met tons 0 068039 MET Ton 1 kg 68 03886 kG Weight per Volume Convert 20 Cubic Yards of concrete to Pounds Tons Metric Tons and Kilograms if concrete weighs 1 5 Tons per Cubic...

Page 22: ...2 0 y y y 20 CU YD 4 lbs 80000 LB 6 tons 40 Ton 3 met tons 36 28739 MET Ton 1 kg 36287 39 kG x ALL CLEArEd Clear stored Wt Vol Using the Memory Whenever the key is pressed the displayed value will be...

Page 23: ...the calculator 2 press 3 press 4 press x Clear All When Memory is recalled consecutive presses of will display the calculated average and total count of the accumulated values Example KEYSTROKE DISPLA...

Page 24: ...H x 1 5 f 185 SQ FEET M 185 SQ FEET 1 4 f 8 i 14 FEET 8 INCH x 1 6 f M 234 6667 SQ FEET M 419 6667 SQ FEET y 46 62963 SQ YD 1 0 51 29259 SQ YD Board Feet and Cost Find the total Board Feet for the fol...

Page 25: ...x 1 2 x 2 0 b BDFT 40 BDFT 80 66667 x 2 7 5 0 Cost 22 18 Circle Area and Circumference Find the Area and Circumference of a circle with a diameter of 25 Inches KEYSTROKE DISPLAY o o 0 2 5 i C DIA 25 I...

Page 26: ...t 3 Inches KEYSTROKE DISPLAY 1 Enter Circle diameter and Arc length o o 0 5 f C DIA 5 FEET 0 INCH 3 f 3 i a ARC 3 FEET 3 INCH 2 Find Degree of Arc Chord Length Segment Area Pie Slice Area and Segment...

Page 27: ...ep If concrete is 65 per Cubic Yard what will it cost KEYSTROKE DISPLAY o o 0 4 5 f 5 i 45 FEET 5 INCH x 1 3 f 6 i 13 FEET 6 INCH x 5 i 9 461806 CU YD x 6 5 0 Cost 615 02 total cost Squaring up a Foun...

Page 28: ...64th of an inch and then convert the answer to other fractional resolutions KEYSTROKE DISPLAY o o 0 4 4 6 4 0 44 64 INCH 1 6 4 0 45 64 INCH 1 1 16 0 11 16 INCH 2 1 2 0 1 2 INCH 3 1 32 0 23 32 INCH 4...

Page 29: ...rm a Full Reset press O hold down x and press o your calculator will return to the following settings in addition to that listed above PREFERENCE SETTINGS DEFAULT VALUE Fractional Resolution 1 16 Area...

Page 30: ...calculate values up to 19 999 999 99 Each calcula tion is carried out internally to twelve digits Errors When an incorrect entry is made or the answer is beyond the range of the calculator it will dis...

Page 31: ...showing ERROR e g 20 000 000 mm is shown as 20 000 m Also applies to inch es feet and yards Batteries This model uses two 2 LR44 batteries included Should your calculator display become very dim or e...

Page 32: ...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 Reset If your calculator should ever lock up press Res...

Page 33: ...POCKET REFERENCE GUIDE 29 Area Formulas AREA AND VOLUME FORMULAS...

Page 34: ...POCKET REFERENCE GUIDE 30 Volume Formulas...

Page 35: ...f your 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 pl...

Page 36: ...UTHORIZED REPAIRS ARE ATTEMPTED OR MADE SOME EXAMPLES OF DAM AGES NOT COVERED BY WARRANTY INCLUDE BUT ARE NOT LIMITED TO BATTERY LEAKAGE BENDING A BLACK INK SPOT OR VISIBLE CRACK ING OF THE LCD WHICH...

Page 37: ...URES MATHEMATICAL ACCURACY AND PREPRO GRAMMED MATERIAL IS SOLD AS IS AND YOU THE PURCHASER ASSUME THE ENTIRE RISK AS TO ITS QUALITY AND PERFORMANCE IN NO EVENT WILL CI BE LIABLE FOR DIRECT INDI RECT S...

Page 38: ...tries 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 improving...

Page 39: ...gies LLC 2006 Pocket Reference Guide copyrighted by Calculated Industries Inc 2006 Measure Master is a trademark and Calculated Industries is a registered trademark of Calculated Industries Inc ALL RI...

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