Siemens SINUMERIK 840D Description Of Functions page 422

7 Configuring example
7.5 External STOPs
Fig. 7-28
7-422
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
Test stop phase 2 (marker 216.0)
Start
Pulses for drives X, Z, C
not safely disabled
yes
Trigger STOP C on PLC side
(Q 36.0 = "0")
Checkback signal STOP C active
DB3x.DBX111.4
yes
Cancel STOP C on PLC side
(Q 36.0 = "1")
Trigger STOP C on NCK side
(Q 36.1 = "0")
yes
Checkback signal STOP C active
DB3x.DBX111.4
Cancel STOP C NCK side
(Q 36.1 = "1")
End of test stop
M 211.0 = "0"
Flowchart when testing external STOP C
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11.03
no
no
no