INVT iMars BG4KTR

iMars grid-tied solar inverters Monitoring communication
55
7.1 Standard communication
The standard communication mode of iMars grid-tied solar inverter is RS485 which includes
“RS485-M” and “RS485-S” ports. The RS485-M ports can communicate with private computers,
smart phones and so on. The system monitoring solution is shown as Figure 7.1.
Figure 7.1 Monitoring system of inverter
Table 7-1 Pins on inverter instruction
Pin on inverter
Definition
1(Red)
+5VDC
2(Orange)
A (RS485+)
3(Brown)
B (RS485-)
4(Black)
GND