Siemens CPU 312C - Page 204

Technical data of CPU 31x
7.7 CPU 317-2 PN/DP
CPU 31xC and CPU 31x, Technical Data
7-38 Manual, 01/2006 Edition, A5E00105475-06
Technical Data
Functionality
• MPI
Yes
• PROFIBUS DP
Yes
• Point-to-point connection
No
• PROFINET
No
MPI
Services
• PG/OP communication
Yes
• Routing
Yes
• Global data communication
Yes
• S7 basic communication
Yes
• S7 communication
– As server
– As client
Yes
Yes
No (but via CP and loadable FBs)
• Transmission rates
Max. 12 Mbps
DP master
Services
• PG/OP communication
Yes
• Routing
Yes
• Global data communication
No
• S7 basic communication
No
• S7 communication
No
• Constant bus cycle time
Yes
• SYNC/FREEZE
Yes
• DPV1
Yes
Transmission speed Up to 12 Mbps
Number of DP slaves 124
DP master
Services
• Routing
Yes (only if interface is active)
• Global data communication
No
• S7 basic communication
No
• S7 communication
No
• Direct data exchange
Yes
• Transmission rates
Up to 12 Mbaud
• Automatic baud rate search
Yes (only if interface is passive)
• Intermediate memory
244 bytes I / 244 bytes O
• Address areas
Max. 32 with Max. 32 bytes each
• DPV1
No