Fronius String Control 250/25 DCD DF Instructions De Service page 180

4
IN
2
3
OUT 6
5
5
1
IN
1
4
*
OUT
*
26
+12 V
GND
TX-
RX-
RX+
TX+
GND
+12 V
+12 V
GND
RX-
TX-
TX+
RX+
GND
+12 V