Detailed Description
2.1 Various interface signals and functions (A2)
NC/PLC Interface Signals (Z1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
2-17
DB19
DBX45.2
FC9 Out: Error
Edge evaluation: no Signal(s) updated: cyclic
DB19
DBX45.3
FC9 Out: StartError
Edge evaluation: no Signal(s) updated: cyclic
2.1.5 Signals from OP (DB19)
DB19
DBX20.1
Screen is dark
Edge evaluation: no Signal(s) updated: cyclic
Signal state 1 or
edge change 0 → 1
The screen is darkened.
Signal state 0 or
edge change 1 → 0
The screen is not darkened.
Application
example(s)
Using this IS, the PLC can identify whether the screen was switched dark using the interface
signal:
DB19, DBX0.1 (darken screen)
or using the machine data:
MD9006 $MM_DISPLAY_BLACK_TIME (screen blanking time).
Corresponding to .... MD9006 $MM_DISPLAY_BLACK_TIME (screen blanking time)
DB19
DBX20.3
Cancel alarm cleared
Edge evaluation: no Signal(s) updated: cyclic
Signal state 1 or
edge change 0 → 1
Cancel alarm deleted active
Signal state 0 or
edge change 1 → 0
Cancel alarm deleted inactive
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