Solare-datensysteme Solar-Log Bedienungsanleitung Seite 279

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Seitenansicht 278
279
TBEA
TBEA
91 TBEA
91�1 TBEA
Easy Installation Termination Addressing Interface
No 120 resistor Yes
RS485
Overview
•
Integrated interface
•
Where to connect: Round sockets on the outside of the inverter.
•
2-pin wiring
•
The communication address has to be assigned.
•
Installation steps
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
• Assign the communication address; address range 1 to 247
Connect inverters to the Solar-Log™
•
self-made, shielded 2 wire data cable with round plug and terminal block connector.
Procedure
1. If you are fabricating the cable yourself, connect the wires as shown in the following diagram.
Solar-Log™ terminal strip connector Inverter round socket
Terminal PIN
1 1
4 3
2. Insert the round plug into the COM round socket 1 on the inverter.
3. If only one inverter is to be connected terminate this in accordance with the inverter instructions.
4. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connect the inverters to each other
•
Connect using a data cable with a round plug
•
Where to connect: Round sockets on the outside of the inverter.
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