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Alar
m ID
Alarm
Severit
y
Alarm Name
Probable Cause
Solution
A093
-01
WARNI
NG
High humidity
alarm
1. The thermal load
power is low.
2. The ambient
humidity exceeds
the upper threshold.
3. The temperature
and humidity sensor
is not installed in a
proper position.
4. The high
humidity alarm
threshold is
inappropriate.
5. The value
detected by the
temperature and
humidity sensor is
different from the
actual value.
1. Contact Huawei
technical support.
2. Measure the
ambient humidity.
3. Adjust the position
of the temperature and
humidity sensor.
4. Adjust the high
humidity alarm
threshold.
5. Calibrate or replace
the temperature and
humidity sensors.
A094
-01
WARNI
NG
Low humidity
alarm
1. The ambient
humidity is below
the lower threshold.
2. The temperature
and humidity sensor
is not installed in a
proper position.
3. The low humidity
alarm threshold is
inappropriate.
4. The value
detected by the
temperature and
humidity sensor is
different from the
actual value.
1. Measure the
ambient humidity.
2. Adjust the position
of the temperature and
humidity sensor.
3. Adjust the low
humidity alarm
threshold.
4. Calibrate or replace
the temperature and
humidity sensors.
NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual
6 System Operation and Maintenance
Issue 06 (2020-08-19)
Copyright © Huawei Technologies Co., Ltd.
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