Technical data of CPU 31x
7.6 CPU 317-2 DP
CPU 31xC and CPU 31x, Technical Data
7-30 Manual, 01/2006 Edition, A5E00105475-06
Technical Data
can be used for
• PG communication
– Reserved (default)
– Configurable
Maximum 31
1
1 to 31
• OP communication
– Reserved (default)
– Configurable
Maximum 31
1
1 to 31
• S7-based communication
– Reserved (default)
– Configurable
Maximum 30
0
0 to 30
Routing Yes (Max. 8)
Interfaces
1st interface
Type of interface Integrated RS 485 interface
Physics RS 485
electrically isolated Yes
Interface power supply
(15 to 30 VDC)
Max. 200 mA
Functionality
• MPI
Yes
• PROFIBUS DP
Yes
• Point-to-point connection
No
MPI
Services
• PG/OP communication
Yes
• Routing
Yes
• Global data communication
Yes
• S7 basic communication
Yes
• S7 communication
– As server
– As client
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 rates Up to 12 Mbaud