Calculated industries construction master iv: users guide (54 pages)
Summary of Contents for Calculated Industries MACHINIST CALC PRO
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• Feet-Inch-Fractions • Area, Volume and Weight Note: The Machinist Calc Pro calculator Model 4089 and User’s Guide are designed for machinists who work with metric drill, screw and thread sizes and metric thread tolerance classes. The calculator can be used for non-metric applications, so some examples for working in U.S.
GeTTInG sTaRTeD KEY DEFINITIONS basic function Keys On/clear Key — Turns on power. Pressing once clears the last entry and the display. Pressing twice clears all non-permanent values. Off — Turns all power off. Clears all non-permanent values. + - * Arithmetic operation keys.
Dimensional function Keys Millimeters — Identifies entry as millimeters, with repeated presses toggling between linear, area and volume units. Converts dimensional value to units of millimeters, with repeated presses toggling between millimeters and meters. centimeters (cm) — Identifies entry as centimeters, with repeated presses toggling between linear, area and volume units.
(cont’d) 1/1000" (mils) — Multiplies a dimensionless entry by 0.001 Inch and displays the result as Inches. Converts a linear entry to decimal Inches. For both methods, the result is rounded and displayed to three decimal places Weight and Volume function Keys Tons —...
cosine (cos) — Calculates the Cosine of an entered degree or unitless value. Arccosine (cos ) — Calculates the angle for the entered or calculated Cosine value. Tangent (Tan) — Calculates the Tangent of an entered degree or unitless value. ) —...
(cont’d) Paperless Tape (Tape) — Accesses the Paperless Tape mode (see Paperless Tape section), which keeps track of your past 30 entries. Useful for checking strings of numbers. Preference Settings (Prefs) — Accesses various customizable settings, such as dimensional answer formats (see Preference Settings section).
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Feed rate — Enters or calculates Feed Rate. Unitless entries assumed millimeters per minute in Metric mode; inches per minute in U.S. mode. Calculates Feed Rate given values for Cutting Feed and RPM (Spindle Speed) or Feed per Tooth (Chip Load), RPM and Number of Teeth.
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(cont’d) Drill Size — Enters a metric, numeric, letter or fractional Drill Size, displaying the millimeter (Metric mode) or decimal Inch (U.S. mode) equivalent of the Drill Size. The next smaller Drill Size is displayed if the entered value doesn’t match a Drill Size. Repeated presses of toggle through Drill Sizes in increasing order.
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radius — Enters or calculates a Radius. Unitless entries assumed millimeters in Metric mode; Inches in U.S. mode. Calculates Radius given entered Diameter. Alpha — Enters alphabet character selection mode. While in this mode, a letter can be selected and used with to enter a letter Drill Size.
PREFERENCE SETTINGS Press , then to access the Preferences menu. Continue pressing to toggle through different Preferences. Press keys to toggle between options of the different Preferences. Press to exit Preferences. Your calculator will keep your Preference Settings until a Full Reset alters your settings to the default values (see Appendix for more information).
KeysTRoKe DIsPlay Sixth press of : (Fractional Mode) fRaC std. fRaC ConsT fRaC std. (repeats options) Seventh press of MaTH orDer (Mathematical Operation) MaTH CHaIn MaTH orDer (repeats options) ENTERING DImENSIONS linear Dimensions Examples of how linear dimensions are entered (press after each entry): DIMensIons KeysTRoKe...
CONvERSIONS linear Conversions Convert 3.2 meters to other dimensions: KeysTRoKe DIsPlay 3.2g9 3200. (cm) 320. 125.98425 InCH (Feet) 10.498688 feeT square and Cubic Conversions Convert 0.05 cubic meters to other dimensions: KeysTRoKe DIsPlay 0.05 . 0 5g999 CU M 50000000. CU MM (cm) 50000.
Weight per Volume and Volume Conversions Convert 0.006 cubic meters of stainless steel to kilograms, tonnes, pounds and tons if the steel weighs 7 480 kilograms per cubic meter. KeysTRoKe DIsPlay 1. Store the weight per volume: * (wt/vol) 7480. KG/ 7 4 80S 0 000 CU M 2.
Take 20% from 5.35 meters: KeysTRoKe DIsPlay 4.28 5 . 3 5 g9-2 0% mEmORY OPERATION Whenever the key is pressed, the displayed value will be added to the Memory. Other Memory functions: fUnCTIon KeysTRoKe Add to Memory Subtract from Memory Recall total in Memory Display/Clear Memory Clear Memory...
(cont’d) KeysTRoKe DIsPlay & CoUnT 3. M+ - 135. Using Memory storage Keys (M1- M9) In addition to the standard cumulative Memory (as previously described), your calculator has nine independent Storage Registers – M1 through M9 – that can be used to permanently store single, noncumulative values.
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While in the Paperless Tape mode, the display will show the previously entered or calculated value, along with the sequential number of the entry (e.g., 01, 02, 03, etc.) and the math operator (+, –, x, ÷, %) in the upper left corner of the display. Note: If has been used in the middle of a sequence, SUB (for Subtotal) will display in the upper left.
535. 620. 8 5m = UsInG THe MAchINIST cALc PrO IMPOrTANT: All examples are based on the default metric units mode, displaying entries and calculations in metric units. Also note that if an attempt is made to find a solution (using the Machinist functions) without having stored the minimum required values, the calculation will not be performed.
RPM – Milling Calculate the Spindle Speed (RPM) when milling with a 9.3 mm bit at a Cutting Speed of 90 smm (surface meters per minute): Diameter: 9.3 mm KeysTRoKe DIsPlay 1. Enter the bit Diameter: 9 . 3 d 2.
RPM – Turning Calculate the Spindle Speed (RPM) needed to turn a piece with a 125 mm Diameter at a recommended Cutting Speed of 200 smm: KeysTRoKe DIsPlay 1. Enter the bit Diameter: 125. 12 5 d 2. Enter the Cutting Speed: 200.
FEED RATE Feed Rate is the speed of the cutting tool’s movement relative to the workpiece as the tool makes a cut. You can calculate Feed Rate given values for Cutting Feed and RPM (Spindle Speed). If you don’t know the Cutting Feed, you can calculate Feed Rate with Feed per Tooth (Chip Load), Number of Teeth and RPM.
(cont’d) KeysTRoKe DIsPlay 1. Enter the Cutting Feed: . 1c MM/ReV 2. Enter the RPM: 800. 8 00 R 3. Calculate the Feed Rate: feeD 80.0000 MM/MIn * Repeated presses of will toggle through the inputs and outputs, starting with the entered RPM (Spindle Speed). feed Rate –...
KeysTRoKe DIsPlay 3. Enter the RPM: 1000. 10 0 0R 4. Calculate the Feed Rate: feeD 500.0000 MM/MIn 1000. MM/ReV * This Cutting Feed is calculated based on the entered Feed/Tooth and Number of Teeth. It, along with RPM, is then used to calculate the Feed Rate.
(cont’d) KeysTRoKe DIsPlay 58.904862 M/MIn * The calculated Cutting Speed is displayed as a rounded, whole number value. displays the stored Cutting Speed value in decimal floating point format. Cutting speed – Turning Calculate the Cutting Speed when turning a 100 mm rod at 300 RPM (Spindle Speed): KeysTRoKe DIsPlay...
KeysTRoKe DIsPlay 3. Calculate the Cutting Speed: CUT 25. M/MIn * Repeated presses of will toggle through the inputs and outputs, starting with the entered Diameter. FEED PER TOOTH (CHIP LOAD) Feed per Tooth, or Chip Load, is the thickness of material removed by each cutting surface.
(cont’d) KeysTRoKe DIsPlay 1. Enter the Feed Rate: feeD 325. 3 2 5 f MM/MIn 2. Enter the Number of Teeth: TeeTH 3. Enter the Spindle Speed (RPM): 800. 8 00 R 4. Calculate the Feed per Tooth: fPT 0.1016 * Repeated presses of will toggle through the inputs and outputs, starting with the entered Number of Teeth.
KeysTRoKe DIsPlay 3. Enter Cut Depth: (RCT) DePTH 2 . 5 g C 4. Calculate the adjusted Feed per Tooth: aDJsT 0.2500 5. Calculate the Radial Chip Thinning Factor: RCTf 1.6667 0.15 CuTTING FEED Cutting Feed is the distance the cutting tool or workpiece advances during one revolution of the spindle, typically measured in millimeters per revolution.
(cont’d) KeysTRoKe DIsPlay TeeTH Cutting feed – based on Feed rate and rPM Calculate a Cutting Feed using a 375 millimeter Feed Rate and a Spindle Speed of 800 RPM: KeysTRoKe DIsPlay 1. Enter the Feed Rate: feeD 375. 3 7 5f MM/MIn 2.
KeysTRoKe DIsPlay 1. Enter the hole size: 3_70 3.7000 3.7D MM DRIll sIZe 2. View next larger and next smaller sizes, including U.S. sizes: 3.7338 DRIll sIZe 3.6576 DRIll sIZe 3_60 3.6000 MM DRIll sIZe 9/64 3.5719 DRIll sIZe DRILL POINT The Drill Point function calculates the Drill Point Cut Depth (length) of the stored Drill Size.
THREAD SIzING key allows you to enter a Thread Size and then toggle through the various available Thread characteristics, as shown in the tables provided later in this section. When using the key, the first entry is considered the Thread Size (1 mm to 300 mm). After entering the Thread Size, the Pitch is required (less than or equal to 10).
Maximum Major Diameter Roll Shank Size Minimum Major Diameter Maximum Pitch Diameter Maximum Minor Diameter Thread Classification With the Machinist Calc Pro you can choose between Internal and External Threads. Thread Type Metric Thread Tolerance Classes Internal external * Default setting...
(cont’d) KeysTRoKe DIsPlay 3. Enter a Tolerance Grade of 6 and toggle through the available Tolerance Positions for the entered Grade: (Thread Class) * Repeated presses of will continue to toggle through the available Tolerance Positions of the specified Grade. Thread size Find the available Internal and External Thread characteristics for a M5 x 0.75 screw with a Tolerance Class of 4H.
MInR+ 4.1660 sIZe Custom Thread Percentage The Machinist Calc Pro uses a default Thread Grip Percentage of 75% when calculating Tap Drill sizes. With the custom Percentage Thread function, you can enter a different value to calculate Tap Drill sizes.
(cont’d) Calculate the Tap Drill Size for a M3.5 x 0.60 screw, then change the Thread Grip Percentage to 50% and calculate the new Tap Drill Size: KeysTRoKe DIsPlay all CleaRed 1. Enter the Thread Size and calculate the Cut Tap and Roll Tap Drill Sizes: 3.5 –...
KeysTRoKe DIsPlay 1. Enter the Thread Size: 1.6 – 1. 6 m t sIZe 2. Enter the Pitch and store the final Thread Size: THReD 1.6 – 0.35 . 3 5t sIZe 3. Find the Ideal, Maximum and Minimum Wire Sizes: IDeal 0.2021 (Wire Size)
Pitch Diameter. BOLT PATTERN With the Machinist Calc Pro, you can determine a Bolt Pattern by entering the Bolt Circle Diameter, the Number of Bolt Holes and the Angle of the first bolt hole (optional). You can also enter an optional Center x and y-coordinate of the Bolt Pattern.
(cont’d) bolt Pattern Calculate the Bolt Pattern for a layout with a 90 mm Diameter, a 20° Start Angle and 3 Bolts. The Center x-coordinate is 250 mm and the center y-coordinate is 380 mm. Note: When determining angles, 0° is at the 3 o’clock position and the rotation goes counterclockwise.
380. anGle 20.° RIGHT TRIANGLE FuNCTIONS With the Machinist Calc Pro, you can easily solve Right Triangle problems by simply entering two of four variables: Adjacent, Opposite, Hypotenuse or Angle. Right Triangle – based on Adjacent and Opposite Legs Calculate the Hypotenuse, Angle and Adjacent Angle of a right...
(cont’d) KeysTRoKe DIsPlay 4. Solve for the Angle (A): anGle 53.130102° 5. Solve for the Adjacent Angle (B): aDJ<Ø 36.8699° Right Triangle – based on hypotenuse and Angle Calculate the Adjacent Angle, Adjacent Leg and Opposite Leg of a right triangle with a Hypotenuse of 300 mm and a known Angle of 35.34°: KeysTRoKe DIsPlay...
KeysTRoKe DIsPlay 275. 275d aRea 59395.736 sQ MM CIRC 863.9380 (Radius) 137.5 Circumference and area – based on radius Find the Diameter, Area and Circumference of a circle with a Radius of 85 mm: KeysTRoKe DIsPlay (Radius) 85mgd 170. aRea 22698.007 sQ MM CIRC 534.0708 BASIC D:m:S AND TRIGONOmETRY ExAmPLES...
Time Calculations Using D:M:s Add 7 Hours 45 Minutes 33 Seconds to 11 Hours 16 Minutes 20 Seconds: KeysTRoKe DIsPlay DMs 7.45.33° 7.45.33+ DMs 19.01.53° 11.16.20= Trigonometric functions The following drawing and formulas list basic trigonometric formulas, for your reference: 40 mm Given side A and angle a, find: Side C...
U.S. units – numeric, letter, and inch drill sizes and numeric and fractional thread classes and sizes. For most Machinist Calc Pro calculations, you can work in U.S. mode by simply changing the Units Preference from metric to U.S.
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(cont’d) KeysTRoKe DIsPlay 1. Set the calculator to U.S. Mode: g S S S + Us UnITs 2. Enter the Drill Size: 1 / 2 D 0.5000 DRIll sIZe InCH 3. Store as the Diameter: InCH 4. Enter the RPM: 7 5 0 R 750.
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KeysTRoKe DIsPlay 2. Enter a Numeric Drill Size: 3 6 D 0.1065 DRIll sIZe InCH 3. Display the next larger available sizes: 2_75 0.1083 MM DRIll sIZe InCH 7/64 0.1094 DRIll sIZe InCH 0.1100 DRIll sIZe InCH letter Drill size entry You can enter letter Drill Sizes by selecting an alphabet character via Alpha Mode ( ) and then storing it using the...
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(cont’d) KeysTRoKe DIsPlay 5. Enter order of letter G and enter Alpha Mode: (Alpha) alPHa G 6. Enter as Drill Size: 0.2610 DRIll sIZe InCH Inch Drill size entry Enter hole sizes of 0.3", 1" and 1-19/64". After entering each size, toggle through the available sizes to view the next larger and next smaller sizes.
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Note: Entries outside of the ranges mentioned above will result in an Entry Error. U.s. Thread Classes With the Machinist Calc Pro you can choose between Internal and External Threads. Entering a U.S. Thread Size will allow you to choose among U.S. Thread Classes as shown below.
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Changing a U.S. Thread Classification KeysTRoKe DIsPlay all CleaReD 1. Set the calculator to U.S. Mode: g S S S + Us UnITs 2. Recall the current Thread Classification: InT 2b (Thread Class) 3. Change to U.S. External Thread Class 2: eXT 2a 4.
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KeysTRoKe DIsPlay R-TaP (Roll Tap Drill Size) DRIll sIZe (Close Fit Drill Size) Close DRIll sIZe fRee (Free Fit Drill Size) DRIll sIZe (Min. Internal Pitch Diameter) PTCH- 0.2268 sIZe InCH PTCH+ 0.2311 (Max. Internal Pitch Diameter) sIZe InCH (Min. Internal Minor Diameter) MInR- 0.2110 sIZe...
aPPenDIX b – DEFAULT SETTINGS After a Clear All ( ), your calculator will return to the following settings: sToReD ValUes DefaUlT ValUe Number of Teeth Drill Point Angle 118° Weight per Volume 490 pounds per cubic foot % Thread Thread Classification Metric Threads Internal 6H U.S.
C – PrEFErENcE SETTINGS The Machinist Calc Pro has Preference Settings that allow you to customize or set desired unit formats and calculations. If you replace your batteries or perform a Full Reset* (press hold down , and press...
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(cont’d) PRefeRenCe oPTIons – MeTRIC: unitless values stored within 3) Default Unit the Machinist functions are automatically Format assigned the corresponding default Metric units of the selected function. – Us: unitless values stored within Machinist functions are automatically assigned the corresponding default U.S.
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PRefeRenCe oPTIons – standard: if units entered are the same – 5) Volume e.g., Feet x Feet x Feet – the answer will remain Answer in this format (Cubic Feet), but if units entered Format are different – e.g., Feet x Feet x Inches – volume answer will be displayed in Cubic Feet.
aPPenDIX D – cArE INSTrUcTIONS Please follow the guidelines listed in this section for proper care and operation of your calculator. Not following the instructions listed below may result in damage not covered by your warranty. Refer to the WArrANTy section for more details. Do not expose calculator to temperatures outside the operating temperature range of 0ºC –...
Your calculator is designed to shut itself off after about 8-12 minutes of non-use. BATTERIES The Machinist Calc Pro uses two LR-44 batteries. Should your calculator display become very dim or erratic, replace the batteries. Note: Please use caution when disposing of your old batteries, as they contain hazardous chemicals.
RePaIR anD ReTURn RETuRN GuIDELINES Please read the Warranty in this User’s Guide to determine if your Calculated Industries product remains under warranty before calling or returning any device for evaluation or repairs. If your product won’t turn on, check the batteries as outlined in the User’s Guide.
WaRRanTy Warranty Repair service Calculated Industries (“CI”) warrants this product against defects in materials and workmanship for a period of one (1) year from the date of original consumer purchase. If a defect exists during the warranty period, CI at its option will either repair (using new or remanufactured parts) or replace (with a new or remanufactured calculator) the product at no charge.
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