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Programming Q Parameters | Describing contours with mathematical functions
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HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Programming fundamental operations
Example 1
Example
16 FN 0: Q5 = +10
17 FN 3: Q12 = +Q5 * +7
Select the Q parameter function: Press the
Q
key
To select the mathematical functions, press the
BASIC ARITHM.
soft key.
Select the ASSIGN Q parameter function: Press
the
FN0 X = Y
soft key
PARAMETER NUMBER FOR RESULT?
Enter
5
(the number of the Q parameter) and
confirm with the
ENT
key
FIRST VALUE / PARAMETER?
Enter
10
: Assign the numerical value 10 to Q5
and confirm with the
ENT
key
Example 2
Select the Q parameter function: Press the
Q
key
To select the mathematical functions, press the
BASIC ARITHM.
soft key.
To select the MULTIPLICATION Q parameter
function, press the
FN3 X * Y
soft key
PARAMETER NUMBER FOR RESULT?
Enter
12
(the number of the Q parameter) and
confirm with the
ENT
key
FIRST VALUE / PARAMETER?
Enter
Q5
as the first value and confirm with the
ENT
key.
SECOND VALUE / PARAMETER?
Enter
7
as the second value and confirm with the
ENT
key.