Table 3-11 Availability Of Connection Resources - Siemens CPU 31 Series Technical Data Manual

Availability of connection resources
Table 3-11 Availability of connection resources
CPU Total number
connection
resources
312C 6
313C 8
313C-2 PtP
313C-2 DP
314C-2 PtP 12
314C-2 DP
312 6
314 12
315-2 DP 16
315-2 PN/DP
317-2 DP 32
317-2 PN/DP
319-3 PN/DP 32
Note
When using a CPU 315-2 PN/DP, you can configure up to 14 connection resources for S7
communication in NetPro: These connections are then reserved. For CPU 317-2 PN/DP and
CPU 319-3 PN/DP, you can configure a maximum of 16 coonnection resources for S7
communication in NetPro.
CPU 31xC and CPU 31x, Technical Data
Manual, 01/2006 Edition, A5E00105475-06
Reserved for
PG OP communication
communication
1 to 5, default 1 1 to 5, default 1
1 to 7, default 1 1 to 7, default 1
1 to 11, default 1 to 11, default 1
1
1 to 5, default 1 1 to 5, default 1
1 to 11, default 1 to 11, default 1
1
1 to 15, default 1 to 15, default 1
1
1 to 31, default 1 to 31, default 1
1
1 to 31, default 1 to 31, default 1
1
Free
S7 connections
S7 basic
communication
0 to 2, default 2 Displays all non-
reserved S7
0 to 4, default 4
connection resources
as free connection
resources.
0 to 8, default 8
0 to 2, default 2
0 to 8, default 8
0 to 12, default 12
0 to 30, default 0
0 to 30, default 0
Communication
3.3 S7 connections
3-31