Siemens Sinumerik 840D Operating Turning page 625

Complex programming example
26. Enter the starting point for the new contour like dis-
played below:
Accept your input by pressing the VSK 8 "Accept".
27. Start the new contour by adding a straight line in
direction X.
Press the VSK 1.3 "Straight line X" to open the input
mask for the contour element.
28. Enter the values into the parameter mask as follows:
Confirm your inputs by pressing the VSK 8 "Accept".
Note:
By entering the value for "X" , the starting value to
the Z-axis "α1" is calculated automatically.
29. Start the new contour by adding a straight line in
direction Z.
Press the VSK 1.2 "Straight line Z" to open the pa-
rameter window for the "Straight line X".
30. Enter the values into the parameter mask as follows:
Confirm your inputs by pressing the VSK 8 "Accept".
Note:
By entering the value for "Z" , the starting value to
the Z-axis "α1" and the angle to the previous ele-
ment "α2" are calculated automatically.
31. Extend the contour by adding a circle.
Press the VSK 1.5 "Circle" to open the input mask
for the "Circle".
840D/828D SINUMERIK Operate
Section 3
Notes