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Communicate a G120c with a s7-1200 in Modbus RTU network

7/8/2017 11:09 PM	Rate (0)
vatasca Regular Member Joined: 10/14/2013 Last visit: 7/24/2025 Posts: 5 Rating: (0)	I need to communicate a G120c with a s7-1200 in Modbus RTU network using the Tia Portal. Does anyone have an example of how to send the set point value and command on and off the inverter via modbus network?
	Last edited by: vatasca at: 7/8/2017 11:23:29 PM Last edited by: Jen_Moderator at: 7/10/2017 9:55:47 AM Edited Post for better reading
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7/10/2017 2:10 AM	Rate (0)
dchartier Grandmaster Joined: 9/27/2006 Last visit: 9/16/2025 Posts: 12409 Rating: (2717)	Hello vatasca; Here is a manual discussing various fieldbuses for G120 drives.. You will find a complete description of Modbus RTU parameters and functions (plus mapping) for the G120 in section 5.4. SINAMICS G120, G120P, G120C, G120D, G110M, Fieldbuses ... - Siemens Do you also require help on the S7-1200 Modbus instructions? Hope this helps, Daniel Chartier

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