Alarm Reference - Huawei NetCol8000-E220 User Manual
Modular indirect evaporative cooling system
Hide thumbs
Also See for NetCol8000-E220:
- Quick manual (23 pages) ,
- User manual (285 pages) ,
- User manual (224 pages)
Table of Contents
Advertisement
NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
6.4 Alarm Reference
Table 6-7 Alarm list
Alarm
Alarm
ID
Severity
A001-
MAJOR
01
A001-
MAJOR
01
A001-
MAJOR
01
A001-
MAJOR
01
A001-
MAJOR
01
A001-
MAJOR
01
A002-
CRITICA
01
L
Issue 02 (2019-10-10)
Alarm
Probable Cause
Name
Return air 1
1. The cables to the temperature
temperature
sensor are loose or damaged.
sensor fault
2. The temperature sensor is faulty.
Supply air 1
1. The cables to the temperature
temperature
sensor are loose or damaged.
sensor fault
2. The temperature sensor is faulty.
Supply air 2
1. The cables to the temperature
temperature
sensor are loose or damaged.
sensor fault
2. The temperature sensor is faulty.
Exhaust air 1
1. The cables to the temperature
temperature
sensor are loose or damaged.
sensor fault
2. The temperature sensor is faulty.
Exhaust air 2
1. The cables to the temperature
temperature
sensor are loose or damaged.
sensor fault
2. The temperature sensor is faulty.
Outdoor
1. The cables to the temperature
intake air 2
sensor are loose or damaged.
T/H sensor
2. The temperature sensor is faulty.
fault
Return air
1. The temperature sensors or
high
temperature and humidity sensors
temperature
are located in inappropriate
alarm
positions.
2. The thermal load power is high
or the cooling capacity is
insufficient.
3. The ambient temperature exceeds
the upper threshold.
4. The high temperature alarm
threshold is inappropriate.
5. The value detected by the
temperature sensor or temperature
and humidity sensor is different
from the actual value.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
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 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. Adjust the positions of the
temperature sensors or
temperature and humidity
sensors.
2. Add air conditioners or
contact Huawei technical
support.
3. Measure the ambient
temperature. Check whether
other causes exist if the alarm
persists in a long time after
startup.
4. Adjust the high temperature
alarm threshold.
5. Calibrate or replace the
temperature sensor or
116
Advertisement
Table of Contents
