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SUN600-(5KTL, 6KTL)-L0
User Manual
Figure 5-17 Signal cable ports
Table 5-3 COM port definition
No.
1
2
3
4
5
6
7
8
Communication Networking Mode
●
Issue 04 (2023-02-17)
Label
Definition
485B1
RS485B, RS485
differential
signal–
485A1
RS485A, RS485
differential
signal+
485B2
RS485B, RS485
differential
signal–
485A2
RS485A, RS485
differential
signal+
GND
GND of the
DI1/DI2
N/A
N/A
DI1
Digital input
signal 1+
DI2
Digital input
signal 2+
NO TE
The smart power sensor and Smart Dongle must be connected to the same inverter.
Single inverter scenarios
Copyright © Huawei Technologies Co., Ltd.
Single Inverter
Scenario
N/A
Connects to the
RS485 signal port
on the power
collector.
Used for connecting to GND of the DI1/DI2.
N/A
Used for connecting to the DI1 positive
signal. It can be used for connecting to the
DRM0 scheduling signal port.
Reserved port
5 Electrical Connection
Inverter Cascading
Scenario
Used for connecting to
the solar inverters.
Connects to the RS485
signal port on the
power collector.
52
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