Siemens S7-300 appendix Profinet IO

Technical data of CPU 31x 7.5 CPU 315-2 PN/DP

Technical data

Functionality
•	PROFINET	Yes
•	MPI	No
•	PROFIBUS DP	No
•	Point-to-point communication	No
Services
•	PG communication	Yes
•	OP communication	Yes
•	S7 communication	Yes (with loadable FBs)
	– Max. configurable interconnections	14
•	Routing	Yes
•	PROFINET IO	Yes
•	PROFINET CBA	Yes
PROFINET IO
Number of integrated PROFINET IO controllers		1
Number of connectable PROFINET IO devices		128
Max. user data consistency with PROFINET IO		256 bytes
Update Time		1 ms to 512 ms
		The minimum value is determined by the set
		communication portion for PROFINET IO, the
		number of IO devices and the amount of
		configured user data.
Routing		Yes
S7 protocol functions
•	PG functions	Yes
•	OP functions	Yes
• Open IE communication via TCP/IP		Yes
GSD file		The latest GSD file is available at:
		http://www.ad.siemens.de/support
		in the Product Support area
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
Dimensions
Mounting dimensions W x H x D (mm)		80 x 125 x 130
Weight		460 g

CPU 31xC and CPU 31x, Technical data	7-25
Manual, Edition 08/2004, A5E00105475-05