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8.4 Clicking the “Open” button, it will communicate to the PV grid-connected inverter
through the “485 port”.
8.5 Then clicking the “Connect” button, the interface will be displayed as followings if
successfully connecting. And meanwhile you should ensure the inverter is safely
connected to the utility.
8.6 And the AC grid voltage, the AC grid frequency and the AC current of the
grid-connected inverter will be shown in the PC screen.
8.7 If the connecting is failed, repeat the step 4 to the step 5 until successfully