Detailed description
2.1 Key PLC CPU data for 810D, 840D and 840Di
Basic logic functions: PLC basic program solution line (P3 sl)
10 Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Controller type 840Di sl 840D sl
Inputs/outputs
1)
(addressing)
- digital
- analog
Row 0 is integrated in the
NCU.
Through optional configuring
of I/O devices:
from I/O byte 0 onwards
from PI/PO byte 288
onwards
Profibus only
Through optional configuring
of I/O devices:
from I/O byte 0 onwards
from PI/PO byte 288
onwards
Profibus only
Processing time
- Bit commands (I/O)
- Word commands
0.03 ms/kA
0.1 ms/kA
0.03 ms/kA
0.1 ms/kA
PDIAG (Alarm S,SQ) Yes Yes
Profibus Master/Slave Master/Slave
Number of PROFIBUS
slaves
Max. 125 Max. 125
Max. number of PROFIBUS
slots
512 512
DP master system no. DP 1 1
DP master system no.
MPI/DP
2 2
DP master system no.
internal Profibus (PCI)
- 3
PBC programmable block
communication
Yes Yes
Consistent data to standard
slave via SFC 14, 15
128 128
1)
Subrack 0 is integrated in the NC. Rows 1 to 3 are available for I/O devices
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