Huawei 01075345 User Manual page 66

SUN2000-(2KTL-6KTL)-L1
User Manual
Table 5-3 COM port definition
No.
1
2
3
4
5
6
7
8
Issue 10 (2023-02-13)
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
enable
signal/12V/DI1/
DI2
EN+ Enable signal
+/12V+
DI1 Digital input
signal 1+
DI2 Digital input
signal 2+
NO TE
For details about how to connect signal cables, see the
SUN2000-(2KTL-6KTL)-L1 Battery and Smart Power Sensor Quick
scan the QR code to obtain the document.
Copyright © Huawei Technologies Co., Ltd.
Single SUN2000
Scenario
-
Used for connecting
to the RS485 signal
ports of the battery
and smart power
sensor. When both
battery and power
meter are
configured, they
need be crimped to
the 485B2 and
485A2 ports.
Used for connecting to GND of the enable
signal/12V/DI1/DI2.
Used for connecting to the enable signal of
the battery and the 12V positive signal.
Used for connecting to the DI1 positive
signal. It can be used for connecting to the
DRM0 scheduling signal or reserved for the
rapid shutdown signal.
Used for connecting to the DI2 positive
signal. It can be reserved for the feedback
signal of the Backup device.
SUN2000L-(2KTL-5KTL) and
5 Electrical Connection
SUN2000 Cascading
Scenario
Used for connecting to
the solar inverters.
Used for connecting to
the RS485 signal ports
of the battery and
smart power sensor.
When both battery
and smart power
sensor are configured,
they need be crimped
to the 485B2 and
485A2 ports.
Guide. You can also
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