Configuration and operation   
4.3 Information required for configuration 
  CP 1243-7 LTE 
42  Operating Instructions, 01/2015, C79000-G8976-C381-01 
Overview of the configuration steps in STEP 7 
Notes: 
●  No Ethernet network needs to be created for the communication via the mobile wireless 
network. 
●  A telecontrol server or a TeleService- gateway cannot be configured in STEP 7. 
Follow the steps below when configuring: 
1.  Create a STEP 7 project. 
2.  Insert the required SIMATIC stations. 
3.  Program the CPUs and the relevant inputs and outputs. 
4.  Create PLC tags for the input and output data to be transferred in the CPUs. 
5.  Insert the CPs in the relevant stations. 
6.  Configure the CPs including the data points and any messages (e-mail / SMS). 
 
Note 
Changing the project number or station number for the entire STEP 7 project 
If you change the project number or the station number in the "CP identification" 
parameter group for a 
telecontrol CP, these parameters are changed for all CPs in the 
 
7.  If required, program the program blocks for S7 communication and Open User 
Communication. 
8.  Save and compile the project. 
9.  Download the project data to the stations. 
Using the "Download to device" function, the STEP 7 project data including the 
configuration data of the CPs is downloaded to the relevant CPU. 
You will find further information on the individual steps in the following sections and in the 
help system of STEP 7. 
 
Information required for configuration 
To configure and commission the CP and the connected telecontrol system, the following 
information is required: