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6.6 Meter Connection
Note
!
It is necessary to connect meter to inverter otherwise inverter will
shutdown with a “Meter fault” alert.
The meter communication only works when meter is compatible
with the inverter.
Meter connection diagram
Ø
Communication interface bewteen inverter and meter is RS485 with two wires.
Meter Interface
Ø
Electrical
grid
Home Electric meter,
Three phase
meter
Load
Meter connection
L
N
Meter Connection Steps:
Ø
Step3.
Trip the insulation from the communication wires, then insert one side
of wires into connector ports.
Step4
. Insert connector into Meter terminal inside of the inverter. Insert the other
side of wires into corresponding meter ports.
Step1.
Prepare a connector and two communication wires.
Step2.
Unscrew the nut of Meter connector and insert two communication
wires through it.
Step1
Step2
Step3
Step4
Electrical Connection
Electrical Connection
34
35
Meter is used for monitoring the power usage for entire house, at the meantime,
inverter will also need the data from Meter to achieve the Export Control Function.
Please kindly noted the PIN definition and port position.
485A
485B
485B
485A
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