Siemens SIMATIC S7-300 Module data Equipment Manual

Preface
CP 343-1 Lean
4 Equipment Manual, 01/2023, C79000−G8976−C198−09
Firmware version V3.0
Communications processor for SIMATIC S7−300 / C7−300 - conformal coating
Note
Names
•
In this document, the term "CP" is used instead of the full product name.
•
The name STEP 7 is used for the configuration tool instead of the names STEP 7 V5.5 and
STEP 7 Professional.
New in this edition
• New approvals (CCC / UKEX)
• Editorial revision
Replaced documentation
This manual replaces the manual edition 12/2018.
Innovations and compatibility with the predecessor product
Note
You will find the new functions of the module in the section
Enhanced functions (Page 11).
Make sure that you read the information relating to enhanced
functions and restrictions in
the section module replacement / upgrading (Page 62).
Address label: Unique MAC address for the CP
The CP is supplied with total of 3 default MAC addresses with the following assignment:
• PROFINET interface
• One MAC address for each of the 2 Ethernet ports of the PROFINET interface
The MAC addresses of the Ethernet ports are required only for detection and evaluation of
neighborhood and topology relations.
The MAC address of the PROFINET interface is printed on the housing.

Siemens SIMATIC S7-300 Module data Specifications

General

Series	S7-300
Manufacturer	Siemens
Protection Class	IP20
System	SIMATIC S7-300
Digital Inputs	Varies by module
Digital Outputs	Varies by module
Analog Inputs	Varies by module
Analog Outputs	Varies by module
Central Processing Unit	Varies by CPU model
Supply Voltage	24V DC or 120/230V AC
CPU Type	Varies (e.g., CPU 312, CPU 315, etc.)
Memory	Varies by CPU model
Communication Interfaces	MPI, PROFIBUS
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Relative Humidity	10% to 95% (non-condensing)