Solare-datensysteme Solar-Log Manual de usuario Pagina 277

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Sustainable Energy
Sustainable Energy
90 Sustainable Energy
90�1 Sustainable Energy
Easy Installation Termination Addressing Interface
No Terminating plug Yes
RS485
Overview
•
Integrated interface
•
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
• Allocate communication address
Connect inverters to the Solar-Log™
The wiring is done using a
•
ready-made data cable (optional extra; not supplied)
or
•
self-made, shielded 2 wire data cable and terminal block connector.
Procedure
1. If you are making the cable yourself, connect the wires as shown in the following diagram:
Solar-Log™ terminal strip connector Inverter terminal strip
Terminal Terminal
1 4 (A in)
4 3 (B in)
2. If only one inverter is to be connected this must be terminated.
Insert 120 terminal resistor.
3. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connect the inverters to each other
•
Connect using a 2 wire, shielded data cable
•
Where to connect: Terminal strip inside the inverter
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