Fronius String Control 250/25 DCD DF - Manual (Page 84)

26
5
1
4
4
3
6 5 OUT
IN
2 1
Connecting
Multi-core
Data Commu-
nication Ca-
bles to the
Fronius String
Control 250/25
DCD DF
(continued)
NOTE Procedure when only 1 multi-core data communication
cable is being connected to the Fronius String Control 250/25
DCD DF (e.g., when the Fronius String Control 250/25 DCD DF is
the last component in a Solar Net):
-
If the data communication cable is connected to the „IN“
terminals, connect the termination plug to the „OUT“ RJ 45
connection.
- If the data communication cable is connected to the „OUT“
terminals, connect the termination plug to the „IN“ RJ 45
connection.
The termination plug is supplied with the Fronius Datalogger.
- Insert the plastic bolt in the free opening of the rubber insert
(included in the scope of supply for the Fronius String Control
250/25 DCD DF).
- Replace unused metric screw joints with threaded plugs.
* Silicon tube 510 mm
Tightening torque 5 Nm
*
Important You must know the assignment of each individual wire when
connecting the wires to the terminals.
Terminal assignments:
IN
OUT
+12 V
GND
TX-
RX-
RX+
TX+
GND
+12 V
+12 V
GND
RX-
TX-
TX+
RX+
GND
+12 V *