Huawei NetCol8000-C070 User Manual page 139

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
Alar
m ID
Issue 02 (2020-08-30)
Alarm Alarm Possible Cause
Name Severi
ty
Return Major 1. The cables to the
air 2 temperature and
temp/ humidity sensor are loose
humid or damaged.
sensor
2. The DIP switch of the
comm
temperature and
failed
humidity sensor is set
incorrectly.
3. The temperature and
humidity sensor is faulty.
4. The communications
port of the main control
board is faulty.
Return Major 1. The cables to the
air 3 temperature and
temp/ humidity sensor are loose
humid or damaged.
sensor
2. The DIP switch of the
comm
temperature and
failed
humidity sensor is set
incorrectly.
3. The temperature and
humidity sensor is faulty.
4. The communications
port of the main control
board is faulty.
Cold aisle Major 1. The cables to the
1 temp/ temperature and
humid humidity sensor are loose
sensor or damaged.
comm
2. The DIP switch of the
failed
temperature and
humidity sensor is set
incorrectly.
3. The temperature and
humidity sensor is faulty.
4. The communications
port of the main control
board is faulty.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Solution
1. Check the cables to
the temperature and
humidity sensor.
2. Set the DIP switch of
the temperature and
humidity sensor
correctly.
3. Maintain or replace
the temperature and
humidity sensor.
4. Maintain or replace
the main control
board.
1. Check the cables to
the temperature and
humidity sensor.
2. Set the DIP switch of
the temperature and
humidity sensor
correctly.
3. Maintain or replace
the temperature and
humidity sensor.
4. Maintain or replace
the main control
board.
1. Check the cables to
the temperature and
humidity sensor.
2. Set the DIP switch of
the temperature and
humidity sensor
correctly.
3. Maintain or replace
the temperature and
humidity sensor.
4. Maintain or replace
the main control
board.
131