Communication via PROFIBUS and PROFINET
3.5 S7 communication
Fieldbuses
58 Function Manual, 04/2018, FW V4.7 SP10, A5E34229197B AE
General information for accessing inverter parameters
You must create a variable with the following structure for each parameter that you want to
display or change using the SIMATIC panel: DBX DBY Z
● X: Data module number ≙ Parameter number
● Y: Data type (can be found in the parameter list)
● Z: Data module offset ≙ Parameter index
Figure 3-19 Accessing inverter parameters using a SINAMICS G120 as example
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