37
Figure 5.15
Connecting PV Strings
Step 7
After connecting the PV strings, ensure that all connectors are in position by
checking for resistance when a slight pull is applied.
5.4 Connecting Communications Cables
You can use the following communications modes of inverter to implement
communication: WIFI
、
GPRS
、
RS485, and Bluetooth. These communications Mode
are described below in detail.
5.4.1 WIFI, GPRS and RS485 communications
1K/2K/3K/4K/5K/6K relay other communication board to monitor its data through
communication interface. And the equipment and communication functions are listed in
Table 5.3.
Table 5.3
Communication modules
Communicatio
n mode
Function description
SE WIFI
WIFI module implements communication with Cloud server through wireless
network to monitor PV inverter’s data status. For more details, refer to SE
WIFI Product Application Manual.
SE GPRS_R
GPRS module implements communication with Cloud server through cellular
