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05.91
6 NC Channel/PLC Interface (DB 10 ... DB 25)
6.4.4 Program modification
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
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a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
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NC START
DW 2, bit 0
AUT mode:
0/1 transition:
The selected NC program is started or continued or the auxiliary functions
stored while the program was interrupted are output. If data were
transferred from the PLC to the NC after PROGRAM INTERRUPTED (e. g.
temperature compensation, tool offset), these are taken into account
immediately after NC START.
1/0 transition:
No effect.
Example of application:
Transfer of new tool offsets with NC START and NC STOP.
Signal chart
1
2
3
4
5
6
1: RAPID TRAVERSE signal
2: READ-IN DISABLE signal
3: Transfer of new tool offsets
4: NC STOP signal
5: PROGRAM INTERRUPTED
6: NC START signal
©
Siemens AG 1991 All Rights Reserved 6ZB5 410-0HE02
6
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SINUMERIK 880 (PJ)