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7. Meter power 428W shows posi�ve means grid is supplying the load, and no power fed into
grid. if meter power shows nega�ve, it means PV energy is being sold to grid or energy meter
wiring connce�on has problem.
8. A�er properly connec�on is done, wait for inverter star�ng. If the power of the PV array
meets the current power consump�on, the inverter will keep a certain output to counteract
the power of the grid without backflow .
Pic 7.17 Zero-export func�on via energy meter turn on
PARAMETR Meter
Meter Power:
Load Power:
Day
ImpEp : 9.51kWh 2.24MWh
ExpEp : 0.00kWh 574.75KWh
LoadEp : 13.71kWh 1.67MWh
428W
SN:1
1.043kW
Total
4. Operate the bu�on [up down], move se�ng cursor to energy meter and press the bu�on
[enter]. At this �me you can turn on the energy meter by choosing [up down] bu�on, please
press [enter] bu�on to confirm when se�ng done.
5. Move the cursor to [OK], press [enter] to save the se�ngs and exit the running
parameters page, otherwise the se�ngs are invalid.
6. If set up successfully, you can return to the menu interface, and display the LCD to [home
page] by press the [up down] bu�on. If it displays [meter power XXW], the zero-export
func�on se�ng is completed. Shown as picture 7.17.
MENU》Setup》Run Param
OK
Cancel
ActiveP 100%
ReactiveP 0.0%
PF 1.000
Fun_ISO OFF
Fun_RCD OFF
SelfCheck 10S
Island OFF
Meter ON
Limiter OFF
E_Coef 0.00
Meter_CT 0
MPPT Num 3
Pic 7.16 Zero-export func�on via meter se�ng interface
3. Press Enter bu�on on the LCD panel in the main interface into the menu op�ons, select
[parameter se�ng] to enter setup submenu, and then select [run param], at this �me please
input the default password 1234 through pressing the bu�on [up down, enter], enter the
opera�on parameter se�ng interface, shown as picture 7.16.