Solare-datensysteme Solar-Log Instrukcja Użytkownika Pobierz pdf (Strona 159)

159

Omron

54 Omron

54�1 Omron

Easy Installation Termination Addressing Interface

No Bridge 9 -> 10 Yes

RS485

Overview

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Integrated interface

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Where to connect: Terminal strip inside the inverter

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3-pin wiring

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Communication address must be allocated.

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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

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self-made, shielded 3 wire data cable and terminal block connector.

Procedure

1. Open the inverter as shown in the inverter's instructions.

2. Connect the cable as shown in the following diagram.

Solar-Log™ terminal strip connector Inverter terminal strip

RS485/422 B Terminal strip TB401

► 1 ► Pin 4 - Data +

► 3 ► Pin 3 - GND

► 4 ► Pin 5 - Data -

3. If only one inverter is to be connected it must be terminated. To do this a bridge must be inserted on

the inverter between pins 9 and 10.

4. Close the inverter if no other inverters are to be connected.

5. Insert the terminal block connector into the Solar-Log™ RS485 socket.

Connect the inverters to each other

The wiring is done using a

•

self-made, shielded 3 wire data cable and terminal block connector.

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Solare-datensysteme Solar-Log Instrukcja Użytkownika Strona 159