Siemens SINUMERIK 840Di Function Manual page 1195

Detailed Description
2.1 Key PLC CPU data for 810D, 840D and 840Di
2.1
The tables below show the performance range of the PLC CPUs and the range of the PLC
basic program for various control types.
Type of control: Key PLC CPU data for 840D
Type of control
PLC CPU
MLFB
Memory for user and basic
program
Data block memory
Memory submodule
Bit memories
Timers
Counters
Clock memories
Program/data blocks
OB
FB
FC
DB
Max. data block length
Max. block length FC, FB
PLC Basic Program Solution Line (P3 sl)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
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
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
2-1