Siemens SINUMERIK 840D sl Function Manual page 320

Data Description
8.3 Interface signals
SGA STOP C is active
This signal indicates that STOP C is active.
The signal must be used for the forced checking procedure for external STOPs.
0 signal:
1 signal:
SGA STOP D is active
This signal indicates that STOP D is active.
The signal must be used for the forced checking procedure for external STOPs.
0 signal:
1 signal:
SGA STOP E is active
This signal indicates that STOP E is active.
The signal must be used for the forced checking procedure for external STOPs.
0 signal:
1 signal:
SGA "n < n
x
This SGA indicates whether the absolute value of the actual speed is above or be-
low a speed specified in the machine data.
SGA "n < n
Fig. 8-2
8-320
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 03.2006 Edition
STOP C is not active
STOP C is active
STOP D is not active
STOP D is active
STOP E is not active
STOP E is active
n
n
x
1
"
x
0
Signal n < n , dependent on the speed characteristic
x
t
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03.06