Table of Contents
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BASIC DEFINITIONS .........................................................2
The Keys .......................................................................................2
GENERAL KEYS ..............................................................................2
MEMORY KEYS ...............................................................................2
SPECIAL KEYS ................................................................................3
UNIT CONVERSION KEY ................................................................4
FUNCTION KEYS.............................................................................4
PROGRAMMING KEYS (USE IN THE PGM MODE ONLY) ............6
STATISTICAL KEYS (USE IN THE STAT MODE ONLY).................6
THE DISPLAY ....................................................................7
ORDER OF OPERATIONS.................................................8
ACCURACY AND CAPACITY............................................8
OVERFLOW / ERROR CONDITIONS ................................9
POWER SUPPLY .............................................................10
NORMAL CALCULATIONS .............................................10
Basic Calculation (Including Parenthesis Calculations) ..............10
Constant Calculations..................................................................10
Memory Calculations ...................................................................11
FUNCTION CALCULATIONS...........................................11
Sexagesimal ↔ Decimal conversion ...........................................11
Fraction Calculation.....................................................................12
Trigonometric / Inverse - Tri. Functions ......................................12
Hyperbolic Functions and Inverse - Hyp. Functions....................12
Common And Natural Logarithms / Exponentiations...................12
Power, Root, Reciprocals, Factorials...........................................13
Unit Conversion ...........................................................................13
Physics Constants .......................................................................14
STANDARD DEVIATIONS ...............................................14
PROGRAMMING ..............................................................15
SRP-265
Scientific Calculator
-E1-
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Summary of Contents for Citizen SRP-265
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Page 1: Table Of Contents
SRP-265 Scientific Calculator BASIC DEFINITIONS ............2 The Keys ..................2 GENERAL KEYS ................2 MEMORY KEYS ................2 SPECIAL KEYS ................3 UNIT CONVERSION KEY ..............4 FUNCTION KEYS................4 PROGRAMMING KEYS (USE IN THE PGM MODE ONLY) ....6 STATISTICAL KEYS (USE IN THE STAT MODE ONLY)....6 THE DISPLAY ..............7... -
Page 2: Basic Definitions
BASIC DEFINITIONS The Keys To keep your calculators as compact as possible, some keys have more than one function. You can change the function of a key by pressing another key first, or by setting the calculator in a certain mode. -
Page 3: Special Keys
[ M+ ] Memory Plus Key Press [ M+ ] to total the current calculation and add the result to the value already in memory. [ 2ndF ] [ Ka ], [ 2ndF ] [ Kb ] Constant (Ka, Kb) Memory Store Key Press to enter the displayed value into constant memory Ka or Kb. -
Page 4: Unit Conversion Key
[ 2ndF ] [ FIX ] [ 0. 555555556 Note : [ 2ndF ] [ FIX ] is inactive immediately after and during numerical input. [ SCI ] Scientific Key Converts the displayed number into a power of ten and back. (Ex.) : 12.3456 [ x ] 10 [ = ] 123.456 [ SCI ]... - Page 5 –1 –1 –1 [ 2ndF ] [ sin ], [ 2ndF ] [ cos ], [ 2ndF ] [ tan ] Inverse Sine, Inverse Cosine, Inverse Tangent Keys Calculate the inverse trigonometric functions of the displayed value. [ 2ndF ] [ HYP ] [ sin ], [ 2ndF ] [ HYP ] [ cos ], [ 2ndF ] [ HYP ] [ tan ] Hyperbolic Keys Calculate the hyperbolic functions of the displayed value.
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Page 6: Programming Keys (Use In The Pgm Mode Only)
physics constants. Just pressing [ CONST ] key continuously can show the following symbols and values. Symbol Meaning Value Speed of light 299792458 m / s –2 Acceleration of gravity 9.80665 m s –11 Gravitational constant 6.6725985 x 10 –2 Molar volume of ideal gas 0.0224141 m –1... -
Page 7: The Display
[ DATA ], [ DEL ] Data Entry and Delete Key In the STAT mode, enter data by pressing the desired numbers, then [ DATA ]. If you enter incorrect data and do not notice your mistake until you press [ DATA ], enter the same incorrect data and then press [ DEL ] to delete that incorrect data. -
Page 8: Order Of Operations
: Appears when the second function has been selected. : Appears when the hyperbolic function has been selected. : Appears when you press [ ( ]. It shows the present level of nesting. ORDER OF OPERATIONS Each calculation is performed in the following order of precedence: 1) Functions required inputting values before pressing the function –1 –1... -
Page 9: Overflow / Error Conditions
x < 100 x ≤ 230.2585092 0 ≤ X < 1 x 10 x < 1 x 10 –99 ≤ x < 1 x 10 , X ≠ 0 1 x 10 x < 1 x 10 0 ≤ n ≤ 69, n is an integer. x <... -
Page 10: Power Supply
Ka and Kb are being used for low–priority calculation storage. • You make a calculation that is out of the range for functional and statistical calculations. • You try to store over 40 steps in a program. To clear calculation after an overflow condition, press [ ON/C ]. POWER SUPPLY To turn the calculator on, press [ ON/C ] ;... -
Page 11: Memory Calculations
–10.1 4.5 [+/–] [ = ] (Ex.) : 12 x 2.3 = 27.6 12 x (–9) = –108 27.6 12 [ x ] 2.3 [ = ] –108 9 [+/–] [ = ] (Ex.) : 74 ÷ 2.5 = 29.6 85.2 ÷... -
Page 12: Fraction Calculation
Fraction Calculation • By pressing [ 2ndF ] [ ], the displayed value will be converted to → the improper fraction. (Ex.) : ] 3 [ + ] 7 [ ] 3 [ ] 5 [ = ] 8 4 15 [ 2ndF ] [ →... -
Page 13: Power, Root, Reciprocals, Factorials
7 [ ln ] [ + ] 100 [ log ] [ = ] 3.95 (Ex.) : 10 = 100.00 2 [ 2ndF ] [ 10 ] [ = ] 100.00 –2 (Ex.) : e – e 5 [ 2ndF ] [ e ] [ –... -
Page 14: Physics Constants
Note : All operating procedures for unit conversion key, [ feet ↔ m ], [ feet ↔ m ], [ B.gal ↔ l ], [ gal ↔ l ] [ Pint ↔ l ], [ Tr.oz ↔ g ], [ oz ↔ g ], [ lb ↔ kg ], [ atm ↔... -
Page 15: Programming
Note: – The sample standard deviation S is defined as : − – The population standard deviation is defined as : The arithmetical mean x is defined as : • To delete an incorrect entry, press [ DEL ]. PROGRAMMING With your programmable scientific calculator, complex repeated calculations are no longer time–consuming chores. - Page 16 press [ = ] when you reach the point where you want the interim value displayed. Then press [ 2ndF ] [ HALT ] and continue entering your formula in the usual way. When you run the program, press [ RUN ] after the calculator dispalys an interim value to resume the program.
- Page 17 [ RUN ] 1610.51 Description : • • • (Ex) :(1) R = 12 ( ) (2) R = 10 ( ) = 47 ( ) = 20 ( ) = 82 ( ) = 30 ( ) 12 [ 2ndF ] [ Ka 47 [ 2ndF ] [ Kb 82 [ X [ 2ndF ] [ PGM ]...
- Page 18 [ RUN ] [ RUN ] -E18-...
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