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LUNA2000-2.0MWH Series Smart String ESS
User Manual
Indicators
Indicator
Running
indicator
(RUN)
Alarm/
maintenance
indicator
(ALM)
2.6.2.3 Input/Output Board (IO Board)
The IO Board controls and monitors some devices in the ESS, such as door status
sensors, detectors, and air conditioners, as well as connects cables to the fire
suppression system.
Issue 15 (2023-11-01)
Status
Green off
Blinking green slowly (on for
1s and then off for 1s)
Blinking green fast (on for
0.125s and then off for 0.125s)
Alarm status
NO TE
Only some models are equipped with the IO Board.
Copyright © Huawei Technologies Co., Ltd.
Description
Not powered on
The communication with the
CMU is normal.
The communication with the
CMU is interrupted.
Red off
No alarm is raised for the
SmartModule.
Blinking red
The SmartModule runs with
slowly (on for
an expired digital certificate.
1s and then
off for 4s)
Blinking red
The SmartModule digital
fast (on for
certificate is invalid.
0.5s and then
off for 0.5s)
Steady red
Reserved
2 Overview
59
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