Siemens CP 343-1 Manual page 39

Installing and connecting up
NOTICE
Ensuring ventilation
During installation, make sure that the upper and lower ventilation slits of the module are
not obstructed and good ventilation is possible.
1. Install the CP on the S7 standard rail.
Slots 4 to 11 are permitted for the CP in racks 0 to 3 (connected by IM 360/361). Follow
the steps described in detail in /12/ (Page 74) in the sections dealing with installation and
wiring.
Note
No installation in an expansion rack
The CP cannot be operated in an expansion rack that is connected via the IM 365.
Reason: The required communication bus is not connected to the expansion rack via the
IM 365.
2. Establish the connection via the enclosed bus connector to the backplane bus.
3. Connect the CP to the power supply.
Follow the steps as described in detail in /12/ (Page 74) when wiring between the power
supply and the CPU.
4. Connect the CP to Industrial Ethernet.
An Ethernet cable can also be inserted and removed with the power supply on.
The remaining steps in commissioning involve downloading the configuration data.
Downloading and addressing
You can connect the PG as follows when downloading the configuration data:
● Via MPI
● Via Industrial Ethernet
For further details, refer to the general Part A of this manual.
– Addressing the first time (IP address assignment / node initialization)
– To download the defined configuration
The PG / PC requires a LAN attachment, for example via a CP 1613 or CP 1411 and must
have the necessary software (for example the S71613 package or SOFTNET IE). The
CP 343-1
Manual, 12/2018, C79000−G8976−C201-08
NOTICE
Same power supply
The CPU, CP and IM (if one exists) must be connected to the same power supply.
Only wire up the S7300 / C7300 with the power switched off!
Installation, connecting up and commissioning
5.2 Installing the CP, connecting power and ground
39