Siemens SINUMERIK 840D sl Function Manual page 1283

Detailed description
2.1 Key PLC CPU data for 810D, 840D and 840Di
The tables below show the performance range of the PLC CPUs and the scope of the
basic PLC program relative to the various controller types.
Type of control: Basic data of the PLC-CPUs for SINUMERIK 840D solution line
Controller type
PLC CPU
MLFB
Memory for user and basic
program
Data block memory
Memory submodule
Bit memories
Timers
Meters
Clock memories
Program/data blocks
OB
FB
FC
DB
Max. data block length
Max. block length FC, FB
Inputs/outputs
(address capacity in bytes):
- digital + analog
incl. reserved area
process image
Notice! The inputs/outputs
above 4096 are reserved for
integrated drives.
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
840Di sl
Integrated PLC
CPU317-2DP master/slave
6FC5 317-2AJ10-0AB0
128 to 768KB
Max. of 256KB
no
32768
512
512
8
1, 10, 20-21, 32-35, 40, 55-
57, 80-82, 85-87, 90, 100,
121-122
0-2048
0-2048
1-2048
64 KB
64 KB
4096/4096
(8192/8192)
256/256
2
840D sl
Integrated PLC
CPU317-2DP master/slave
6FC5 317-2AJ10-0AB0
128 to 768KB
Max. of 256KB
no
32768
512
512
8
1, 10, 20-21, 32-35, 40, 55-
57, 80-82, 85-87, 90, 100,
121-122
0-2048
0-2048
1-2048
64 KB
64 KB
4096/4096
(8192/8192)
256/256
9