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When the connec�on is completed, the following steps should be refered to use this func�on:
1. Turn on the AC switch.
2. Turn on the DC switch, wai�ng for the inverter's LCD is turned on.
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 [running parameters] as shown
in picture 7.3, 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 7.4.
Warning:
Ensuring grid input cables connect 1&3 port of energy meter, and inverter AC
output cables connect 2&4 port of energy meter when connec�ng.
7.1.2 Use of zero-export func�on
Pic 7.4 Meter switch
Pic 7.3 Parameter se�ng
System Param <<
Run Param
Island OFF
Meter OFF <<
Pic 7.2 Connec�on diagram of CHINT meter
Solar Panel array
Inverter
meter
Grid
DDSU666 DIN-RAIL METER
230V 5(60) A 800imp/kWh
2
5
6
1
4
7
8
3
RS485 Communication
1
2
VCC_5V
485_A
485_B
GND
3
4
Family load