P3: Basic PLC Program for SINUMERIK 840D sl
13.2 Key data of the PLC-CPUs for 840D sl and 840Di sl
Basic Functions
840
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
I/O types that can be used
Central
No
No
PROFIBUS
yes
Yes
PROFINET
No
No
Processing time
Bit instructions (I/O)
0.03 ms/kA
0.03 ms/kA
Word instructions
0.1 ms/kA
0.1 ms/kA
PDIAG (Alarm S,SQ)
Yes
Yes
PBK programmable block communication
Yes
Yes
Communication
Number of MPI connections
32
32
PROFIBUS
Supported operating modes
Master / Slave
Master / Slave
Number of PROFIBUS slaves
max. 125
max. 125
Number of PROFIBUS slots per slave
max. 247
max. 247
Max. net data consistency over SFC 14, 15
128
128
Interfaces
P/K bus (for centralized I/O)
none
none
PROFIBUS DP interface
1
1
Coexistent MPI/DP interface
1
1
PROFINET interface
none
none
Type of control
840Di sl
840D sl (NCU 710.2)
PLC CPU:
Integrated PLC 317-2DP
Integrated PLC 317-2DP
1)
Firmware release:
FW 2.1
FW 2.1
1)
Firmware release: Release of the SIMATIC CPU, from which the SINUMERIK PLC CPU is derived.