Siemens Sinumerik 802D sl Programming Manual page 82

Movement Control Commands
3.5 Spindle function (S function)
X
N4 G92 S1500 ;
N6 G96 S150 M03 ;
N7 G00 X40. Z5. ;
N8 G01 Z0 F0.15 ;
N9 X80. Z- -30. ;
N10 W- -10. ;
N11 G2 X120. W- -20. R20. ;
N12 G01 U10. ;
N13 G97 S500 ;
...
5.
∅120.
Fig. 3-19
Canceling the constant surface speed control (G97)
Specify a spindle speed (r/min) by a maximum of 5-digit number following address
S with the commands "G97 S... (M03) ;". The constant surface speed control mode
is canceled, and the spindle rotates at the specified spindle speed.
3-82
At the start of G00 mode operation, spindle speed is calcu-
G00
lated and set for the end point of positioning.
G01
Z
X1
X-coordinate value used for calculating spindle speed for
positioning block
+X
R20.
∅80.
∅40.
20. 10. 30. 5.
Constant surface speed
SINUMERIK 802D sl/840D sl840D/840Di sl/840Di/810D ISO Turning - - 04.07 Edition
Spindle speed clamp value
Designation of surface speed of 150 m/min
Constant surface speed control mode
Cancel of constant surface speed control
+Z
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04.07