Siemens SINAMICS G120 Operating Instructions Manual page 114

Installing
4.5 Connecting the interfaces for the inverter control
Control Units with USS interface
The fieldbus interface is not active.
--- No function.
DO x: p073x
Speed setpoint (main setpoint): p1070[0] = 755[0]
Figure 4-31 Factory setting of CU230P-2 HVAC Control Units
114
AO 0: p0771[0] DI x: r0722.x
Converter with the CU230P-2 Control Units
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257946B AE
AI 0: r0755[0]