Siemens Simatic S7-300 Technical Data Manual page 122

Technical data of CPU 31xC
6.3 CPU 313C
Technical data
can be used for
•
•
•
Routing
Interfaces
1st interface
Type of interface
Physics
electrically isolated
Interface power supply
(15 to 30 VDC)
Functionality
•
•
•
MPI
Services
•
•
•
•
•
•
Programming
Programming language
Available instructions
Nesting levels
System functions (SFCs)
System function blocks (SFBs)
User program security
6-12
PG communication
Reserved (default)
–
Configurable
–
OP communication
Reserved (default)
–
Configurable
–
S7 basic communication
Reserved (default)
–
Configurable
–
MPI
PROFIBUS DP
PtP communication
PG/OP communication
Routing
Global data communication
S7 basic communication
S7 communication
As server
–
As client
–
Transmission rates
Max. 7
1
from 1 to 7
Max. 7
1
from 1 to 7
Max. 4
4
from 0 to 4
No
Integrated RS485 interface
RS 485
No
Max. 200 mA
Yes
No
No
Yes
No
Yes
Yes
Yes
No (but via CP and loadable FBs)
max. 187.5 kbps
LAD/FBD/STL
see the Instruction List
8
see the Instruction List
see the Instruction List
Yes
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05