Preface
CP 343-1 Lean
4 Manual, 10/2012, C79000−G8976−C198−07
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.
Innovations and compatibility with the predecessor product
Note
You will find the new functions of the module in the section Enhanced functions (Page 9).
Mak
e sure that you read the information relating to enhanced functions and restrictions that
may apply in the section module replacement / upgrading (Page 50).
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.
Structure of the documentation
The documentation for this device consists of the following parts:
● Manual Part A: Configuration manual "Configuring and Commissioning S7CPs for
Industrial Ethernet", see references /1/ (Page 60).
● Manual Pa
rt B: Manual "CP 343-1 Lean" (this manual)
● Program blocks for SIMATIC NET S7 CPs - programming manual, see references /10/
(Page 62)
Contai
ns the detailed description of the program blocks for the following services:
– Open communications services
– Access coordination with FETCH/WRITE
– Connection and system diagnostics
– Programmed connections and IP configuration
– PROFINET IO
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