Solare-datensysteme Solar-Log Manual de usuario Pagina 94

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Eltek
Eltek
27 Eltek
27�1 Eltek
Easy Installation Termination Addressing Interface
No Yes Yes
RS485
Overview
•
Integrated interface
•
Where to connect: Terminal strip inside the inverter
•
2-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
• Configure the inverter's communication interface
• Allocate communication address
Connect inverters to the Solar-Log™
The wiring is done using a
•
self-made, shielded 2 wire data cable and terminal block connector.
Procedure
1. Connect wires as shown in the diagram below.
Solar-Log™ terminal strip connector Inverter terminal strip
Terminal Terminal
1 B (Data+)
4 A (Data-)
2. If only one inverter is to be connected, it must be terminated according to the manufacturer's instruc-
tions.
3. Close the inverter cover if no other inverters are to be connected.
4. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connect the inverters to each other
The inverters are connected together using the RS485 interface. Refer to the manufacturer's inverter ma-
nual for the details on how to setup the connection.
Allocate communication address
•
Recommendation: Continuous numbering starting with 1.
•
Setting: Using the inverter operating display
•
Procedure: Start according to the inverter's instructions
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