Solare Datensysteme Solar-Log - Manual (Page 285)

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Easy Installation Termination Addressing Interface
No Yes Yes RS485
Overview
•
Integrated interface
•
Where to connect: Terminal strip on internal interface card
•
3-pin wiring
•
Communication address must be allocated.
•
Installation steps
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
• Set the address of the inverters.
Connect inverters to the Solar-Log™
The wiring is done using a
•
self-made 3 pin connection cable and terminal block connector.
Procedure
1. Open the inverter as shown in the inverter's instructions.
2. If you are making the cable yourself, connect the wires as shown in the following diagram
3. If only one inverter is to be connected, according to the manufacturer's handbook it must be termina-
ted.
4. Set the address for the inverter on the inverter itself.
5. Close the inverter if no other inverters are to be connected.
6. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Solar-Log™ terminal strip connector Inverter terminal strip
Terminal PIN
► 1 P
► 3 0 V
► 4 N
Note
The inverter terminal strip's 5V output must not be connected to the Solar-Log™.