WARNING:
D) Push the AC terminals along the rail to the inside of the inverter then tighten the screw
under rack. Tighten the 4 screws of the AC terminal cover and tighten the AC entry cap nut.
5.3.4 Inverter monitoring connection
There are 3 communication terminals for Canadian Solar 20-40kW inverter. COM1-COM3
are all for RS485 communication. COM1 is a 4-pin connector which matches with the
Canadian Solar Wi-Fi or GRPS wireless communication box.
COM2 and COM3 are for RJ45 terminal, which is used for communicating connection
between inverters as well as the wired data monitoring.
Figure 5.22 is the internet monitoring solution. Please refer to related instructions of
Canadian Solar communication products.
Figure 5.20 Connect cable to AC terminal
Figure 5.21 Tighten the AC terminal
RS485 communication connection of RJ45 network port
1. Insert the network cable into the communication connection terminal of RJ45.
(As shown in figure 5.24)
Figure 5.24 RJ45 communication connection terminals
Internet
GPRS monitoring
Wi-Fi monitoring
Smart phone monitoring
PC monitoring
Web server
Router
Wi-Fi monitoring
Wi-Fi
box
Monitoring system for multiple inverters
多台逆变器与电脑或数据采集器通讯时时，必须通过液晶设置通讯参数。
≈
Inverter 1
Inverter 2
Inverter n
Rs485 IN | OUT
Rs485 IN | OUT
Rs485 IN | OUT
Rs485
terminal
Rs485
Rs232
Rs232
Ethernet
Canadian Wi-Fi box
RS485-232converter
PC
Router
Rs485
terminal
Canadian GPRS box
Internet
Internet
Figure 5.22 Internet monitoring solution
Figure 5.23 Multi-inverters monitoring system
5.
Installation
5.
Installation
.22.
.23.
NOTE:
Available Soon.
