
Connecting the inverters
Solutronic SP25-55 (RS485)
Solar-Log
1000/500/200
Installation 45 of 268
Procedure
1 If you are fabricating the cable yourself, connect the wires as shown in the
following diagram:
Solar-Log™ terminal block connector
2 If only one inverter is to be connected it must be terminated.
You will find detailed instructions for setting the inverters on the Solutronic
website.
3 Close the inverter if no other inverters are to be connected.
4 Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connecting the inverters to each other (Solar-Log
500
, Solar-Log
1000
)
Connect using a 3 wire, shielded data cable.
Where to connect: Terminal strip on the outside of the inverter
Procedure
1 Insert the plug into the X2 socket on inverter 1.
2 Insert the other end of the wire into the X2 socket on inverter. 2.
3 Connect the other inverters to each other in the same way.
4 Terminate in the last inverter:
You will find detailed instructions for setting the inverters on the Solutronic
website.
Allocating communication address
Recommendation: Continuous numbering starting with 1.
Setting: Using the inverter operating display (parameter 230);
also set the COM port to “Protocol 9 – Solar-Log™” (Parameter 265).
Procedure: As set out in the inverter's instructions
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