Huawei NetCol5000-C Series User Manual page 131

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
Alarm Alarm Name
ID
a233 Air-side low
pressure
difference
alarm
Table 6-3 Alarm list (V200R002 software version)
Alarm
ID
A001-01
Issue 07 (2020-03-16)
Alarm Impact
Severity
Warning Generates an
alarm
Alarm Alarm
Name Severit
y
Return air Major
1
temperatur
e sensor
fault
Supply air Major
1
temperatur
e sensor
fault
Supply air Major
2
temperatur
e sensor
fault
Supply Major
water
temperatur
e sensor
fault
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Cause
1. Contained aisles are
poorly-sealed.
2. The micro
differential pressure
sensor is faulty.
Impact Possible Cause
1. The cables to the
An
temperature
alarm is
sensor are loose
triggere
or damaged.
d.
2. The temperature
sensor is faulty.
1. The cables to the
An
temperature
alarm is
sensor are loose
triggere
or damaged.
d.
2. The temperature
sensor is faulty.
1. The cables to the
An
temperature
alarm is
sensor are loose
triggere
or damaged.
d.
2. The temperature
sensor is faulty.
1. The cables to the
An
temperature
alarm is
sensor are loose
triggere
or damaged.
d.
2. The temperature
sensor is faulty.
Solution
startup in progress
alarm manually to exit
wizard startup.
1. Check that the cold
and hot aisles are
well-sealed.
2. Maintain or replace
the micro differential
pressure sensor.
Solution
1. Check the cables
to the
temperature
sensor.
2. Maintain or
replace the
temperature
sensor.
1. Check the cables
to the
temperature
sensor.
2. Maintain or
replace the
temperature
sensor.
1. Check the cables
to the
temperature
sensor.
2. Maintain or
replace the
temperature
sensor.
1. Check the cables
to the
temperature
sensor.
2. Maintain or
replace the
temperature
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