Siemens SINUMERIK 840D sl Equipment Manual page 86

Technical data
PLC data
The SIMATIC S7-PLC integrated in the SINUMERIK NCU is derived from a SIMATIC S7-CPU. In some
cases, the technical data deviate. You can take these deviations from the following table:
PLC firmware
PROFIBUS interfaces
Number of DP1/DP2
slaves
Retentive memory
Load memory
PN I/O and CBA device ID 2
Number of PN I/O devi‐
ces
I/O restrictions
Process image size
Load memory
PN I/O and CBA device ID
Retentive memory
I/O restrictions
Process image size
Can be manually expanded, drives > 10240, shift / adapt MD
4)
You can find a detailed description of the PLC data online in the service & support portal of
Siemens AG:
http://support.automation.siemens.com/WW/view/de/54058408
86
CPU317F-2 PN/DP
v3.2
1
124 (only DP1)
256 KB
max. 8 MB
256
8192 / 8192
0 ... 8192
CPU319F-3 PN/DP
max. 8 MB
3
512 KB
8192 / 8192
0 ... 8192
PLC 317-3 DP/PN
v3.2
2
124 (DP1 + DP2)
512 KB
2 MB (virtual)
4
128
5700 / 5700
0 ... 4079 bytes
PLC 319-3 DP/PN
8 MB (virtual)
4
700 KB
10240 / 10240
0.. 12288 byte
Equipment Manual, 10/2020, 6FC5397-1EP40-6BA1
PLC 317-3 DP/PN
v3.2+
2
124 (DP1+DP2)
512 KB
2 MB (virtual)
4
128
10240 / 10240
0.. 12288 byte
4)
NCU 7x0.3B PN