Siemens S7-300 appendix Mpi

Technical data of CPU 31xC 6.3 CPU 313C

Technical data

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

6-12	CPU 31xC and CPU 31x, Technical data
	Manual, Edition 08/2004, A5E00105475-05