Solare Datensysteme Solar-Log - Manual (Page 276)

276
Sunways
Sunways - AT/NT/PT
Connect the inverters to each other
•
Connect using a 2 wire, shielded data cable
•
Where to connect: Terminal strip inside the inverter
- 750 V models: 4 RS485 terminals on 10 pin terminal strip
- 850 V models: 4 pin RS485 terminal strip
The RS485 connections on the terminal strip are each double connections so that the wiring can be con-
tinued to the next inverter.
Procedure
1. Open the inverter as shown in the inverter's instructions.
2. Connect terminals RS485+ and RS485- on all inverters to the two data cable wires in accordance with
the inverter instructions.
3. Terminate in the last inverter in accordance with the inverter instructions.
4. Close inverters.
Allocate communication address
•
Recommendation: Continuous numbering starting with 1.
•
Setting: Using the inverter operating display
•
Procedure: Start according to the inverter's instructions