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The cables and interface transformers that
should be used are shown in the following
diagrams.
134
(1) Local link with a maximum distance of 25 m between the Solar Inverter and the PC
PC
INVERTER
(1)
(Sunways cable type 1, null modem cable female / female
(alternative: Sunways cable type 5, USB-device cable)
SUB-D9 connector
SUB-D9 connector
(2) Local link with an interface transformer between the Solar Inverter and the PC
PC
IC
INVERTER
(1)
SUB-D9 connector
RS485
Sub-D9 hubConnection bar
RS485GND
RS485 +
RS485 –
RS485GND
RS485 +
RS485 –
IT
Data+
Data–
(twisted 2-wire cable)
(Sunways cable type 2, modem cable female / male)
USB
USB
BP13370_NT_10000_englisch 23.11.2005 17:40 Uhr Seite 50