133
Gefran
Fig.: Gefran RS485 terminal strip and termination
Connect the inverters to each other
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Where to connect: Terminal strip inside the inverter.
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2-pin wiring.
Procedure
1. Open the inverter as shown in the inverter’s instructions.
2. If you are making the cable yourself, connect the wires as shown in the following diagram:
Terminal strip inside the inverter
Terminal strip inside the inverter
Terminal RS485 (TB3)
Terminal RS485 (TB3)
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Pin 1 or 2 (Port A) or Pin 9 or 10 (Port B)
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Pin 2 or 1 (Port A) or Pin 10 or 9 (Port B)
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Pin 3 or 4 (Port A) or Pin 11 or 12 (Port B)
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Pin 4 or 3 (Port A) or Pin 12 or 11 (Port B)
3. Connect terminals on inverter 1 to the corresponding terminals on inverter 2.
4. Connect the other inverters to each other in the same way (see Figure: 2-pin terminal TB3)
5. Terminate the last inverter.
Set the switch (switch S1 for port A, switch S3 for port B) to “1” for terminal resistance.
6. Close inverters.
7. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Fig.: 2-pin terminal TB3
Summary of Contents for Solar-Log
Page 1: ...1 Components Connection Manual V 4 2 3 Solar Log EN ...
Page 20: ...20 01 Inverter ...
Page 398: ...398 Appendix 113Appendix 113 1 SMA mixed wiring Fig SMA mixed wiring ...
Page 402: ...402 02 Meter ...
Page 444: ...444 03 Battery Systems ...
Page 456: ...456 sonnen Note Only one battery system can be connected to a Solar Log device ...
Page 463: ...463 04 Heating rods ...
Page 470: ...470 05 Heating pumps ...
Page 478: ...478 06 Sensors ...
Page 488: ...488 07 Pyranometer ...
Page 495: ...495 08 Smart Plug components ...
Page 502: ...502 09 Power Charging Stations ...