Communication Via Profibus; What Do You Need For Communication Via Profibus; Connect The Frequency Inverter To Profibus - Siemens SINAMICS G120 Operating Instructions Manual

Configuring the fieldbus

8.2 Communication via PROFIBUS

8.2 Communication via PROFIBUS
8.2.1

What do you need for communication via PROFIBUS?

Check the communication settings using the following table. If you answer "Yes" to the
questions, you have correctly set the communication settings and can control the converter
via the fieldbus.
Table 8- 3
Questions
Is the converter correctly
connected to the PROFIBUS?
Have you configured the
communication between the
converter and the higher-level
control system?
Do the bus addresses in the
converter and the higher-level
controller match?
Is the same telegram set in the
higher-level controller and in the
converter?
Are the signals that the
converter and the control
system exchange via
PROFIBUS correctly
interconnected?
8.2.2

Connect the frequency inverter to PROFIBUS

Permissible cable lengths, routing and shielding the PROFIBUS cable
Information can be found on the Internet:
1. Product support (http://support.automation.siemens.com/WW/view/en/1971286)
2. PROFIBUS user organization installation guidelines
Recommended PROFIBUS connectors
We recommend connectors with the following order numbers for connecting the PROFIBUS
cable:
● 6GK1500-0FC00
● 6GK1500-0EA02
90
Checklist for communication via PROFIBUS
(http://www.profibus.com/downloads/installation-guide/)
Description
See section: Connect the frequency
inverter to PROFIBUS (Page 90).
See section: Configuring communication
to the control (Page 91)
See section: Setting the address
(Page 91).
Adapt the telegram in the converter. See
section: Select telegram (Page 92).
Adapt the interconnection of the signals
in the control system to the converter.
For the PROFIdrive-compliant
interconnection in the converter, refer to
Section: PROFIdrive profile for
PROFIBUS and PROFINET (Page 93).
Operating Instructions, 03/2012, FW V4.5, A5E02999804B AB
Examples
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See also the section:
Configuring the
PROFIBUS
communication with
STEP 7 (Page 318).
See also the section:
STEP 7 programming
examples (Page 327).
SINAMICS G120C frequency converter