Detailed Description
2.1 Key PLC CPU data for 810D, 840D and 840Di
PLC Basic Program Solution Line (P3 sl)
2-2 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Type of control 840Di sl 840D sl
Inputs/outputs
(address capacity in bytes):
- digital + analog
incl. reserved area
process image
Notice! The inputs/outputs
above 4096 are reserved for
integrated drives.
4096/4096
(8192/8192)
256/256
4096/4096
(8192/8192)
256/256
Inputs/outputs 1)
(addressing)
- digital
- analog
Row 0 is integrated in the
NCU. Rows 1 to 3 are
available for I/O devices
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
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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