Siemens SINAMICS G120P CU230P-2 Compact Operating Instructions page 28

Installing
3.5 Default setting of the interfaces
Default setting 108: "USS fieldbus"
DO 0: p0730, ..., DO 2: p0732
Designation in the BOP-2: P_F USS
Default setting 109: "Modbus RTU field"
DO 0: p0730, ..., DO 2: p0732
Designation in the BOP-2: P_F Mod
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AO 0: p0771[0], AO 1: p0771[1]
AO 0: p0771[0], AO 1: p0771[1]
Compact Operating Instructions, 01/2017, A5E38815802B AA
DI 2: r0722.2
DI 2: r0722.2
CU230P-2 Control Units