Connecting
6.9 Assignment of terminals and connectors
SINAMICS DCM DC Converter
Operating Instructions, 12/2018, A5E34763375A
187
Assignment of the RS485 cable to the AOP30
Note
A 24 V power supply is required to operate the AOP30. For a maximum cable length of
50
m, this can be taken from the CUD of the SINAMICS DCM. An external power supply
must be used for cable lengths > 50
m.
RS485 cable with 24 V DC power supply from the CUD - max. 50 m
RS485 cable when operating with 2 CUDs, 24 V DC power supply from one CUD – max. 50 m
RS485 cable when supplying the AOP30 from an external 24 V DC source – max. 200 m
Figure 6-61 Assignment, RS485 cable
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