Solare Datensysteme Solar-Log - Manual (Page 37)

37
Connector Assignments and Wiring
10�3 RS485/422 - B
Use the provided terminal block connectors when connecting inverters or accessories to the RS485/422 -
B interface.
Fig.: 6-pin Terminal block connector
RS485/422 - B
PIN Assignments RS485 Assignments RS422
1 Data + T/RX+
2 12 V 12V
3 Ground Ground
4 Data - T/RX-
5 R/TX+
6 R/TX-
Note
If inverters that use the RS422 connection are connected to this interface (e.g. Fronius,
AEG, Riello), then it is not possible to connect accessories such as sensors, meters or
displays to this bus.