Siemens SIMATIC S7-1200 Handbuch - Seite 29

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Siemens SIMATIC S7-1200 Handbuch
4 Installation and Commissioning
4.3

Configuration instructions

4.3.1

Adjusting the device configuration

Table 4-4
No.
1.
Network the S7-1200 controller with your
programming unit.
Assign the IP addresses specified in
4-1
.
2.
Open the project file (ap15) with STEP 7 V15.
3.
Open the device configuration of the controller
"PLC_1".
4.
If necessary, adjust the CPU configured in the
project to the real CPU by selecting the
configured CPU and clicking the right mouse
button to choose "Change device..." (S7-1200
manual (\8\)→
Chapter
4.3.2

Parametrization

The application example is designed for up to 4 fans and was tested with 2 fans.
Here you will find out how to expand the application example to up to 32 fans and
how to assign the Modbus addresses of the fans.
Table 4-5
No.
1.
Display all PLC tags of the controller in the TIA
Portal project.
Controlling several fans (ebm-papst) via Modbus RTU
Entry ID: 109476801,
V2.0,
Action
Figure
6.5).
Action
09/2018
Remarks
Configuring the CPU for communication:
S7-1200 manual (\8\)→
Chapter 6.9
see
Table 2-2
Remarks
29