Solare Datensysteme Solar-Log - Manual (Page 84)

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Easy Installation Termination Addressing Interface
No - Yes RS422
Overview
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Integrated interface
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2 RJ11 sockets inside the inverter.
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4-pin wiring
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Communication address does not have to be assigned.
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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
Note
Only connect inverter using the RS485/422 B/C interface.
Connect inverters to the Solar-Log™�
The wiring is done using a
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self-made, shielded 4 wire data cable and terminal block connector.
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Where to connect: RJ11 socket on the inverter.
Procedure
Open the inverter as shown in the inverter's instructions.
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 ► Pin 3 - RX+
► 4 ► Pin 4- RX-
► 5 ► Pin 1 - TX+
► 6 ► Pin 2 TX-
2. Insert the RJ1plug into any RJ11 socket on inverter 1.
3. Close the inverter if no other inverters are to be connected.
4. Insert the terminal block connector into the Solar-Log™ RS485/422 B socket.