Current version 2.1 for STEP 7 Professional V15.1 (TIA Portal)
Master-Slave Communication via Modbus RTU S7-1500 CM PtP RS422/485 HF, ET 200SP CM PtP
Entry ID: 68202723, V2.1, 12/2019
This application shows you how you can realize the function of a Modbus RTU master as well as that of a Modbus RTU slave in a S7-1500/ET 200SP automation system.
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A SINAMICS G120 drive is used as a speed axis and is controlled with a SIMATIC S7-1200 with the “SINA_SPEED” block.
A PROFINET-capable SINAMICS G120 drive is to be controlled via a SIMATIC S7-1200. The setpoint speed and a direction of rotation is to be specified.
Solution
This application example shows the PROFINET connection of a SINAMICS G120 to a SIMATIC S7-1200 with SINAMICS Startdrive. The drive is controlled with the “SINA_SPEED” block which can be downloaded directly from a standard library in the TIA Portal.
Note
The block "SINA_SPEED" is also be used with a SIMATIC S7-1500 controller.
With this SINAMICS Support Package, SINAMICS G120/G120C/G120P/G120D drives with firmware version V4.7 SP13 can be configured and commissioned using STARTER or SCOUT.
