Installation manual

Gefran

26 Gefran

26�1 Gefran

Easy Installation Termination Addressing Sensors RS485 Meters RS485 Interface

No Switch Yes

Yes Yes RS485

Overview

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Integrated interface (two independent RS485 ports) (see Figure: Gefran RS485 terminal strip and

termination)

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Where to connect: Terminal strip inside the inverter

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2-pin wiring

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Communication address has to be assigned.

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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

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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.