INVT iMars BG12KTR, Operation Manual

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iMars grid-tied solar inverters Monitoring communication
57
RS485
EXT
3 2
1 4
3 2
1
4
1
9 *1'
2 3 4
Figure 7.2 RS485 pin on inverter Figure 7.3 Communication connector
Connection steps:
(1) Weld communication cables to the RS485 terminals of the inverter as figure 7.4 shows;
Ensure the cable corresponds to the pin as table 6-1 shows and the welding is tight
enough.
Figure 7.4 Detailed connection
(2) According to Table 7-1, 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.
7.2 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 7.1.
Table 7-2 Optional accessories
Optional accessories Inverter port Port of upper PC
Ethernet converter RS485/EXT RJ45 plug
WiFi converter RS485/EXT WiFi signal
GPRS converter RS485/EXT GPRS signal
ENET converter RS485/EXT Ethernet port