Indicators
Table 2-2 Indicators
Indicator Status Description
Running indicator
(RUN)
Green o The SmartLogger is not powered on.
Blinking green slowly (on for 1s and
then o for 1s)
The communication with the
management system is normal.
Blinking green fast (on for 0.125s and
then o for 0.125s)
The communication with the
management system is interrupted.
Alarm/
Maintenance
indicator (ALM)
Alarm status Red o No system alarm is raised.
Blinking red
slowly (on for 1s
and then o for
4s)
The system raises a warning alarm.
Blinking red fast
(on for 0.5s and
then o for 0.5s)
The system raises a minor alarm.
Steady red The system raises a major alarm.
Maintenance
status
Green o No local maintenance is in progress.
Blinking green
slowly (on for 1s
and then o for
1s)
Local maintenance is in progress.
Blinking green
fast (on for
0.125s and then
o for 0.125s)
Local maintenance fails or the
connection to the app is to be set up.
Steady green Local maintenance succeeds.
4G indicator (4G) Green o The 4G/3G/2G networking function is
not enabled.
Blinking green slowly (on for 1s and
then o for 1s)
Dial-up through the 4G/3G/2G
network is successful.
Blinking green fast (on for 0.125s and
then o for 0.125s)
The 4G/3G/2G network is not
connected or the communication is
interrupted.
SmartLogger3000
User Manual 2 Product Overview
Issue 10 (2022-08-20) Copyright © Huawei Technologies Co., Ltd. 15
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