Siemens Simatic S7-300 Technical Data Manual page 196

Technical data of CPU 31x
7.6 CPU 317-2 DP
Technical data
Number of connections
can be used for
•
•
•
Routing
Interfaces
1st interface
Type of interface
Physics
electrically isolated
Interface power supply
(15 to 30 VDC)
Functionality
•
•
•
MPI
Services
•
•
•
•
•
•
DP master
Services
•
•
•
•
•
•
•
•
7-30
PG communication
Reserved (default)
–
Configurable
–
OP communication
Reserved (default)
–
Configurable
–
S7-based communication
Reserved (default)
–
Configurable
–
MPI
PROFIBUS DP
Point-to-point communication
PG/OP communication
Routing
Global data communication
S7 basic communication
S7 communication
As server
–
As client
–
Transmission rates
PG/OP communication
Routing
Global data communication
S7 basic communication
S7 communication
Constant bus cycle time
SYNC/FREEZE
DPV1
32
Max. 31
1
1 to 31
Max. 31
1
1 to 31
Max. 30
0
0 to 30
Yes (max. 8)
Integrated RS485 interface
RS 485
Yes
max. 200 mA
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
No (but via CP and loadable FBs)
Max. 12 Mbps
Yes
Yes
No
No
No
Yes
Yes
Yes
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05