Siemens SINUMERIK 840D Description Of Functions page 162

3 Safety-Related Functions
3.10 Safe programable logic (SPL) (840D SW 4.4.18)
Additional data areas
DB18
Data block
Byte Bit 7 Bit 6
DBB 128
DBB 129
DBB 130
DBB 131
DBB 132
DBB 133
DBB 134
DBB 135
DBW 136
DBB 138 8th input
byte
DBB 139
DBB 140 8th output 7th output
byte
DBB 141
DBB 142
to
DBB 149
DBB 150
DBB 157
DBB 158
to
DBB 188
3-162
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
Signals for Safety SPL
Bit 5 Bit 4
Data area of single-channel inputs/outputs
$A_PLCSIOUT [1 .. 8]
$A_PLCSIOUT [9 .. 16]
$A_PLCSIOUT [17 .. 24]
$A_PLCSIOUT [25 .. 32]
$A_PLCSIIN [1 .. 8]
$A_PLCSIIN [9 .. 16]
$A_PLCSIIN [17 .. 24]
$A_PLCSIIN [25 .. 32]
PROFIsafe module(s) for
7th input 6th input 5th input
byte byte
PROFIsafe module(s) for
6th output 5th output
byte byte
Test stop data (being prepared)
Number of axes per test stop block 1 (NoOfAxisPerBlock[1])
Number of axes per test stop block 8 (NoOfAxisPerBlock[8])
Pointer to axis table 1 (BlockPointer[1])
Pointer to axis table 8 (BlockPointer[8])
Safety axis table (AxisTable[1]) 1st axis
Safety axis table (AxisTable[31]) 31st axis
Interface PLC <---> NCK
Bit 3 Bit 2
SPL status
4th input 3rd input
byte byte byte
4th output 3rd output
byte byte byte
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11.03
Bit 1 Bit 0
2nd input 1st input
byte byte
2nd output 1st output
byte byte