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4. Installation
4.7.2 Communication Port Definition
Port
BMS
Meter
DRM
RS485
P-A/P-B
DO/DI
DIP Switch
Used for CAN communication between inverter and Lithium battery
BMS.
Used for RS485 communication between inverter and the smart
meter. It is necessary to realize the normal hybrid control logics.
(Optional)To realize Demand Response or Logic interface function,
this function may be required in UK and Australia.
(Optional) Used for Modbus RTU communication with 3rd party
external device or controller.
(Optional) Parallel operation communication ports (Reserved).
(Optional) Dry contact port (Reserved).
When a single inverter is running, Pin1&Pin2 are placed in the OFF
position, and when multiple inverters are paralleled, refer to the
parallel manual for DIP switch settings.
ON
1
2
DIP
Figure 4.21
Function
Table 4.3
19
User Manual
Meter RS485 DRM
DO/DI
P-A
P-B
BMS Reserved
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