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000872BG
5 - Installation
The RS485 line can be used to set up a line of communication which,
when connected to a monitoring device, enables the operation of the
photovoltaic system to be kept under control. Depending on the device
used monitoring can be local or remote.
For information on installation, compatibility and use please refer to the specic documentation
on the accessory components.
• Connection of conductors with RJ45 connectors
56
or
57
The two RJ45 connectors (A) and (B) available for the RS485
communication, are equivalent to each other and can be used
interchangeably for the arrival or for the output of the line in realising
the daisy chain connection of the inverters.
IN
OUT
IN
OUT
(A)
(B)
(A)
(B)
RS485-1
RS485-2
57
56
Table: crimping diagram for RJ45 connectors
Pin No. Function
1 8
3 +T/R
5 -T/R
7 RTN
1, 2, 4, 6, 8 not used
Use a connector with metal body to provide cable shield continuity!
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