Siemens Sinumerik 840D sl Function Manual page 512

Data Description
8.6 Interface signals
Note
DBB0--35 are not relevant for SINUMERIK 840D sl.
Data area/errors
DB 18
Data block
Byte Bit 7
DBB 38..41
DBB 42..45
DBB 46..49
DBB 50..53
DBB 54..57
DBB 58..61
DBB 62..65
DBB 66..69
DBB 70..73
DBB 74..77
DBB 78..81
DBB 82..85
8-512
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
Signals for safety SPL
Bit 6 Bit 5 Bit 4
Data area of the SPL inputs/outputs
SPL_DATA.INSEP[1..32]
SPL_DATA.INSEP[33..64]
SPL_DATA.OUTSEP[1..32]
SPL_DATA.OUTSEP[33..64]
Data area for user SPL
SPL_DATA.INSIP[1..32]
SPL_DATA.INSIP[33..64]
SPL_DATA.OUTSIP[1..32]
SPL_DATA.OUTSIP[33..64]
SPL_DATA.MARKERSIP[1..32]
SPL_DATA.MARKERSIP[33..64]
Signal level difference NCK PLC for diagnostics
SPL_DELTA.INSEP[1..32]
SPL_DELTA.INSEP[33..64]
Interface PLC ----> NCK
Bit 3 Bit 2
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10/15
Bit 1 Bit 0