HP 50g Calculator - Unit Conversions

Unit conversions are performed in the ‘TOOLS’ sub-menu. The various functions of the ‘TOOLS’ sub-menu are listed in the table below.

Function	Description
CONVERT(x,y)	Converts unit object x to units of object y
UBASE(x)	Converts unit object x to SI units
UVAL(x)	Extracts the value from unit object x
UFACT(x,y)	Factors a unit y from unit object x
UNIT(x,y)	Combines value of x with units of y

For example, to convert 10" to centimeters in Algebraic mode:

Keys	Description
	Opens 'UNITS' menu
	Opens the 'TOOLS' sub-menu
	Selects 'CONVERT'
	Enters 10
	Assigns inches to the value
	Separates arguments
	Enters 1
	Assigns units and indicates target conversion unit
	Performs conversion

Figure 1: Displaying the units in centimeter

In order to convert units in RPN, first type the value and assign the initial units. Once entered onto the stack, enter a value of 1 on the stack. Assign to 1 the units for converting the initial value. The units can be converted in RPN mode with fewer keystrokes than Algebraic mode.

Keys	Description
	Keys in 10, opens 'UNITS' menu, and assigns inches to the value, enter value on the stack.
	Keys in 1 and assigns target conversion units.
	Opens 'TOOLS' sub-menu and performs conversion.