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User Manual
table 5-2 Label Description of COM2 Terminal
Label
Meter
RS485-1
RSD
DRM
5.3
Electrical Connection Overview
The electrical connection should be realized as follows:
(A) PV string
(D) Grid
(G) Smart energy meter
The electrical connection should be realized as follows(Includes optimizer):
figure 5-2 Label of COM2 Terminal
Description
For the smart energy meter
A2, B2
A1, B1
Reserved
RSD-1,
Reserved
RSD-2
R, C, D4/8,
For external Demand Response Enabling Device ("AU"/
D3/7, D2/6,
"NZ")
D1/5
(B) Inverter
(E) External device
5 Electrical Connection
(C) Loads
(F) AC circuit breaker
33
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