Solare-datensysteme Solar-Log Instrukcja Użytkownika Strona 106

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106
Gefran
Gefran
31 Gefran
31�1 Gefran
Easy Installation Termination Addressing Interface
No Switch Yes
RS485
Overview
•
Integrated interface (two independent RS485 ports) (see Figure: Gefran RS485 terminal strip and
termination)
•
Where to connect: Terminal strip inside the inverter
•
2-pin wiring
•
Communication address has to be assigned.
•
Installation steps
• Switch off the inverters and the 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
•
self-made, shielded 2-wire data cable.
Note
The two independent RS485 ports allow for different ways to wire the Solar-Log™ to the
inverters. In addition there are different pin assignments based on whether port A or B is
used.
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