Figure 2-38 Air exhaust controller
(1) Power input port (2) Fan ports (3) Indicators
(4) Communications port 1 (5) Communications port 2 -
Table 2-31 Indicator description
Silk
Scree
n
Color Status Description
RUN Green Steady on Power supply to the board is normal but no
program is running.
Blinking at 0.5
Hz
The system is running properly.
Blinking at 4 Hz Serial port communication is interrupted or
the board is not registered.
O The system is not powered on.
ALM Red Steady on Power supply to the board is normal but no
program is running.
Blinking at 0.5
Hz
An alarm is generated.
O No alarm is generated.
LUNA2000-2.0MWH-1H0, 2H0 Smart String ESS
User Manual 2 Overview
Issue 02 (2021-11-15) Copyright © Huawei Technologies Co., Ltd. 52
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