HP (Hewlett-Packard) hp 49g+ Calculator User Manual


 
Page 3-14
These operations produce the following output:
Unit conversions
The UNITS menu contains a TOOLS sub-menu, which provides the following
functions:
CONVERT(x,y): convert unit object x to units of object y
UBASE(x): convert unit object x to SI units
UVAL(x): extract the value from unit object x
UFACT(x,y): factors a unit x from unit object x
UNIT(x,y): combines value of x with units of y
Examples of function CONVERT are shown below. Examples of the other
UNIT/TOOLS functions are available in Chapter 3 of the calculator’s User’s
Manual.
For example, to convert 33 watts to btu’s use either of the following entries:
CONVERT(33_W,1_hp)
CONVERT(33_W,11_hp)
Physical constants in the calculator
The calculator’s physical constants are contained in a constants library
activated with the command CONLIB. To launch this command you could
simply type it in the stack:
, or, you can select
the command CONLIB from the command catalog, as follows: First, launch
the catalog by using:
. Next, use the up and down arrow
keys
to select CONLIB. Finally, press the ( ) soft menu key.
Press
, if needed. Use the up and down arrow keys ( ) to navigate
through the list of constants in your calculator.