Sunway NT 2600 - Manual (Page 40)

(2) Individual PV system with modem for remote inquiry
RS 485+ RS 485+ RS 485– RS 485–
GND_G
TX RX
GND_G
TX
2
RX
2
Gr
een
Yellow Br
own
Connection to modem via RS 232
When connecting an individual solar inverter,
the remote modem is connected directly to
the RS 232 signal.
Stripped length: 11 mm
Jumper JP400: open
(see page 121)
116
INVER
TER
(1) PV
PC MODEM MODEM
RS 232 RS 232
(2) To install the remote inquiry of an indi-
vidual solar inverter, the RS 232 signal can
be routed directly from the solar inverter
to the remote modem.
Cable type B is used for this purpose. For
the RS 232 connection between solar inver-
ter and modem, a cable length of 50 m
should not be exceeded.