HS2/AS2 Series
45
46
Communication Module Installation
Figure 5.13
4G/WiFI port
Plug in the communication module to 4G/WIFI port and secure the module by rotating
the nut.
1. 4G/Wi-Fi port could be externally connected with eSolar 4G module, eSolar Wi-Fi module or eSolar AIO3
module, for operation in details please refer to communication module Quick Installation Guide in
https://www.saj-electric.com/ .
5.5 Connecting Battery COMM Cable
Step1: Connect link port 0 of inverter to link port 1 of battery 4 (the battery number can be varied, it should be
depended on the number of battery modules in the system)
Step 2: Repeat step 1 to connect the rest of the battery modules
Step 3: Insert a RJ45 plug to link port 0 of battery 1
Note: If the RJ45 plug is not installed, a communication error will occur.
Figure 5.14
Connecting battery COMM cable
RJ45 Plug
COMM
COMM
Battery 4
Battery 3
Battery 2
Battery 1
