Siemens SINAMICS G120 Operating Instructions Manual page 47

Two or three wire control
Macro 12 is factory setting with the G120C USS/MB and G120C CAN.
Communication with the higher-level control via USS
Communication with the higher-level control via CANopen
For getting the EDS file, see section: CANopen functionality of the inverter (Page 134).
SINAMICS G120C Inverter
Operating Instructions, 01/2011, FW 4.4, A5E02999804A AB
Installing
4.4 Connecting the inverter
45