Technical Data
2nd interface
Type of interface
Physics
electrically isolated
Autosensing (10/100 Mbps)
Functionality
•
•
•
•
Services
•
•
•
•
•
•
PROFINET IO
Number of integrated PROFINET IO controllers
Number of connectable PROFINET IO devices
Max. user data consistency with PROFINET IO
Update Time
S7 protocol functions
•
•
•
GSD file
Programming
Programming language
Available instructions
Nesting levels
System functions (SFCs)
System function blocks (SFBs)
User program security
CPU 31xC and CPU 31x, Technical Data
Manual, 01/2006 Edition, A5E00105475-06
PROFINET
MPI
PROFIBUS DP
Point-to-point connection
PG communication
OP communication
S7 communication
Max. configurable connections
–
Maximum number of instances
–
Routing
PROFINET IO
PROFINET CBA
PG functions
OP functions
Open IE communication via TCP/IP
Technical data of CPU 31x
PROFINET
Ethernet
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes (with loadable FBs)
16
32
Yes
Yes
Yes
1
128
256 bytes
1 ms to 512 ms
The minimum value is determined by the set
communication portion for PROFINET IO, the
number of IO devices and the amount of
configured user data.
Yes
Yes
Yes
The latest GSD file is available at:
http://www.automation.siemens.com/csi/gsd
LAD/FBD/STL
See the Instruction List
8
See the Instruction List
See the Instruction List
Yes
7.7 CPU 317-2 PN/DP
7-39