Sungrow SG320HX - Dry Contact Connection(COM2); Interface Description

68
step 8 Insert the connector into the communication terminal.
step 9 Seal the vacant connector seal with a waterproof plug.
- - End
5.10 Dry Contact Connection(COM2)
Communication terminal COM2 is optional, subject to actual product received.
5.10.1 Interface Description
The inverter communication terminal COM2 is located at the bottom of the inverter, as
shown in the figure below.
5 Electrical Connection User Manual