Siemens SINUMERIK 840D sl Function Manual page 491

300
200
100
0
Figure 9-4
Note
"Search to block end point" with target block N260 would result in Alarm 14040 (circle end
point error).
Part programs for Type 4 and Type 2
PROC WORKPIECE_1
Program code
; Main program
...
;Machine contour section 1 with "CUTTER_1"tool
...
N100 G0 G40 X200 Y200
N110 Z100 D0
;End of contour section 1
;
;Machine contour section 2 with "CUTTER_2"tool
N200 T="CUTTER_2"
N210 WZW
N220 G0 X170 Y30 Z10 S3000 M3 D1
N230 Z-5
N240 G1 G64 G42 F500 X150 Y50
N250 Y150
N260 G2 J50 X100 Y200
N270 G1 X50
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Y
N260
Approach point
100 200
Approach motion for search to contour (target block N260)
K1: Mode group, channel, program operation, reset response
Approach movement
300 400
Comment
; Deselect radius compensation
; Deselect length correction
; Preselect tool
; Call tool change routine
; Approach block for contour section 2
; Infeed
; Start point of contour
9.7 Block search, types 1, 2, and 4:
Tool
change point
(450,300)
X
491