Solare-datensysteme Solar-Log Manual de usuario Pagina 258

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Steca
Steca (larger than 17k)
83�2 Steca (larger than 17k)
Easy Installation Termination Addressing Interface
No
Yes
Yes
RS485
Overview
•
Integrated interface
•
Where to connect: RJ45 socket on the bottom of the inverter
•
2-pin wiring
•
Communication address must be allocated.
•
Installation steps
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
Select the Steca >=17k inverter during the initial configuration.
Note
To use active and reactive power management, all of the inverters need to be set to:
•
Protocol 1
•
57600 baud
•
Parameter 1164 = 2
Connect inverters to the Solar-Log™
The wiring is done using a
•
self-made, shielded 2 wire data cable and terminal block connector.
Procedure
•
Connect wires as shown in the diagram below.
Solar-Log™ terminal strip connector RS485 inverter socket
Terminal PIN
1 2
4 3
•
If only one inverter is to be connected this must be terminated.
On the sockets "RS485 OUT" with SACC-M12MS-4SC round plugs bypass the connections PIN1 to
PIN2 and PIN3 to PIN4.
•
Close the inverter if no other inverters are to be connected.
•
Insert the terminal block connector into the Solar-Log™ RS485 socket.
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