Connecting the inverters
REFUSOL
Solar-Log
1000/500/200
Installation 49 of 268
4.17 REFUSOL
Overview
Interface integrated
Where to connect: RS485 socket on the bottom of the inverter
2 pin wiring
Communication address must be allocated.
Work steps
• Switch off the inverters and the SolarLog™; Page 17
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
• Allocate communication address
Instructions for older Solar-Log™/Refusol installations
Set compatibility: Page 51
Connecting inverters to the Solar-Log™
The wiring is done using the
self-made, shielded 2 wire data cable and terminal block connector
( Page 15).
Procedure
1 Connect wires as shown in the diagram below:
Solar-Log™ terminal block connector
2 If only one inverter is to be connected it must be terminated:
On the sockets “RS485 OUT” with REFUSOL round plugs bypass the con-
nections PIN1 to PIN2 and PIN3 to PIN4.
3 Close the inverter if no other inverters are to be connected.
4 Insert the terminal block connector into the Solar-Log™ RS485 socket.
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