Installation manual

158
REFUSOL
REFUSOL
55 REFUSOL
55�1 REFUSOL
Easy Installation Termination Addressing Sensors RS485 Meters RS485 Interface
Yes
Terminating plug
Yes
Yes Yes RS485
Overview
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Integrated interface
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Where to connect: RJ45 socket on the bottom of the inverter
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2-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
Instructions for older Solar-Log™/ Refu installations
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Set compatibility
Note
To use active and reactive power management, all of the inverters need to be set to:
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Protocol 1
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57600 baud
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Parameter 1164 = 2
Connect inverters to the Solar-Log™
The wiring is done using a
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self-made, shielded 2 wire data cable and terminal block connector.
Procedure
1. Connect wires as shown in the diagram below.
Solar-Log™ terminal strip connector RS485 inverter socket
Terminal PIN
► 1 ► 2
► 4 ► 3
2. If only one inverter is to be connected this must be terminated.
On the sockets "RS485 OUT" with REFUSOL round plugs bypass the connections PIN1 to PIN2
and PIN3 to PIN4.
3. Close the inverter if no other inverters are to be connected.
4. Insert the terminal block connector into the Solar-Log™ RS485 socket.