Siemens SINUMERIK 840D sl Function Manual page 1097

19.10 Punching and nibbling
19.10.1 Signal overview
Figure 19-1
19.10.2 Signals to channel (DB21, ...)
DB21, ...
DBX3.0
Edge evaluation:
Signal state 1 or This signal releases the punching strokes via the PLC.
edge change 0 → 1
1 signal: The stroke is locked, the NC may not trigger a punching stroke.
Signal state 0 or 0 signal: Punching stroke is available. As long as release is not set, the NC may perform a
edge change 1 → 0 punching stroke
Extended Functions
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
PLC interface signals for "Punching and nibbling"
No stroke enable
Signal(s) updated:
NC/PLC Interface Signals (Z2)
Punching and nibbling
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