INVT iMars MG Series

INVT iMars MG series grid-tied solar inverters Monitoring communication
RS
485
EXT
3
2
1
4
32
1
4
1
+5V
485+ 485- GND
23
4
Figure 6.2 RS485 pin on inverter Figure 6.3 Communication connector
Connection steps:
(1) Weld communication cables to the RS485 terminals of the inverter as figure 6.4
shows;Ensure the cable corresponds to the pin as table 6-1 shows and the welding is tight
enough.
Figure 6.4 Detailed connection
(2) According to Table 6-1, connect the communication connector pinout and the user's
device, make sure the connection is correct;
(3) Please download the monitoring software “iMars WinExpert” and its operation instruction
on www.invt-solar.com.
6.2 Optional communication
The optional communication modes include Ethernet, WiFi, which also need corresponding
communication parts and components. All operation parameters of the inverter are output from
port “RS485/EXT”, and then to the communication devices, finally after convertering, to the
monitoring system of upper PC as standard Ethernet, WiFi signal. See figure 6.1.
Table 6-2 Optional accessories
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