Huawei NetCol5000-A050 User Manual page 215

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Alarm
ID
A094-0
1
A097-0
1
Issue 08 (2021-09-17)
Alarm Name Alar
m
Seve
rity
Low humidity WAR
alarm NIN
G
Supply-water MAJ
high OR
temperature
alarm
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
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. Supply-water
temperature is
higher than the
high supply-water
temperature alarm
threshold.
2. The supply
water high
temperature alarm
threshold is
inappropriate.
3. The supply and
return water pipes
are reversely
installed.
4. The cables of
supply and return
water sensors are
reversely
connected.
5. The supply
water temperature
displayed is
different from the
actual
temperature.
9 Alarm Reference
Solution
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.
1. Check the supply-
water temperature.
2. Adjust the supply
water high temperature
alarm threshold.
3. Exchange the
positions of the supply
and return water pipes.
4. Exchange the cables
of the supply and
return water sensors.
5. Calibrate or replace
the supply water
temperature sensor.
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