Siemens SINUMERIK 840D

11.03 3 Safety-Related Functions
3.10 Safe programable logic (SPL) (840D SW 4.4.18)
© Siemens AG 2003 All Rights Reserved
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
3-161
Data area/errors
DB18 Signals for Safety SPL
Data block
Interface PLC <---> NCK
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Data area of SPL inputs/outputs
SPL_DATA.INSEP [1 .. 32]
DBD 38
SPL_DATA.INSEP [33 .. 64]
DBD 42
SPL_DATA.OUTSEP [1 .. 32]
DBD 46
SPL_DATA.OUTSEP [33 .. 64]
DBD 50
Data area for user SPL
SPL_DATA.INSIP [1 .. 32]
DBD 54
SPL_DATA.INSIP [33 .. 64]
DBD 58
SPL_DATA.OUTSIP [1 .. 32]
DBD 62
SPL_DATA.OUTSIP [33 .. 64]
DBD 66
SPL_DATA.MARKERSIP [1 .. 32]
DBD 70
SPL_DATA.MARKERSIP [33 .. 64]
DBD 74
Difference in level NCK - PLC for diagnostics
SPL_DELTA.INSEP [1 .. 32]
DBD 78
SPL_DELTA.INSEP [33 .. 64]
DBD 82
SPL_DELTA.OUTSEP [1 .. 32]
DBD 86
SPL_DELTA.OUTSEP [33 .. 64]
DBD 90
SPL_DELTA.INSIP [1 .. 32]
DBD 94
SPL_DELTA.INSIP [33 .. 64]
DBD 98
SPL_DELTA.OUTSIP [1 .. 32]
DBD 102
SPL_DELTA.OUTSIP [33 .. 64]
DBD 106
SPL_DELTA.MARKERSIP [1 .. 32]
DBD 110
SPL_DELTA.MARKERSIP [33 .. 64]
DBD 114
CMDSI
DBB 118
DBB 119
Error number
DBD 120 0 = no error
1 - 320 = signal number starting from SPL_DATA.INSEP[1]
Crosswise data comparison stack level display
DBD 124 (Diagnostics capability: How many SPL signals currently have different levels)