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Configuration settings required in RTU540 for IEC101,IEC104,Modbus serial communication
DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Control systems > Connectivity, DCS in general > Software > Configuration, 800xA > Connectivities > 3rd party connectivity, 800xA > System > Administration & configuration > Configuration, Distribution Automation > Grid automation > RTU5xx DA, Power Automation > Remote terminal units > IEC 60870 > IEC 60870-5-104, Power Automation > Remote terminal units, Symphony Plus > Fieldbus > IEC 60870 > IEC 60870-5-104, Symphony Plus