Axis Signals: Safety Control Channel (Scc) / Safety Information Channel (Sic) - Siemens SINUMERIK 840D sl Function Manual

DB18
Signal
SPL_DATA_HF.IN‐
SEP[65...192]
SPL_DATA_HF.OUT‐
SEP[ 65...192]
SPL_DATA_HF.IN‐
SIP[65...192]
SPL_DATA_HF.OUT‐
SIP[ 65...192]
SPL_DATA_HF.MAR‐
KERSIP[ 65...192]
SPL_DELTA_HF.IN‐
SEP[65...192]
SPL_DELTA_HF.OUT‐
SEP[ 65...192]
SPL_DELTA_HF.IN‐
SIP[65...192]
SPL_DELTA_HF.OUT‐
SIP[ 65...192]
SPL_DELTA_HF.MAR‐
KERSIP[ 65...192]
PLCSIIN_HF[33...96]
PLCSIOUT_HF[33...96]
r means reading, w means writing
9.6.4

Axis signals: Safety Control Channel (SCC) / Safety Information Channel (SIC)

DB 31 to DB 61
Data block
Byte Bit 7
DBB140
DBB141
DBB142
DBB143
DBB144...1
63
Safety Integrated
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
r/w Type Value range
r Bool
r/w Bool
r Bool
r/w Bool
r/w Bool
r Bool
r/w Bool
r Bool
r/w Bool
r/w Bool
r/w Bool
r Bool
Bit 6 Bit 5
External
brake
closed
Remark
External PLC input for the SPL user data
External PLC input for the SPL user data
Internal PLC input for the SPL user data
Internal PLC input for the SPL user data
Markers for SPL user data
External PLC input for the SPL signal differences for diag‐
nostics
External PLC input for the SPL signal differences for diag‐
nostics
Internal PLC input for the SPL signal differences for diag‐
nostics
Internal PLC input for the SPL signal differences for diag‐
nostics
Markers for SPL signal differences for diagnostics
Single-channel signals from the PLC to NCK signal differ‐
ences for diagnostics
Single-channel signals from the NCK to the PLC signal dif‐
ferences for diagnostics
Signals to/from axis/spindle
SCC (PLC → drive)
Bit 4 Bit 3
Test se‐ Direction of
quence 1 or rotation
2
SIC (drive → PLC)
Data descriptions
9.6 Interface signals
Bit 2 Bit 1
Test with Start brake
brake 1 or 2 test
Bit 0
Test stops
for exten‐
ded func‐
tions
Select Safe
Brake Test
503