Controller - Huawei NetCol5000-A User Manual

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
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2.2.3 Controller

Appearance
The 7-inch display panel with the true-color touchscreen provides user interfaces for query,
setting, monitoring, and maintenance.
The indicator on the panel displays operating status of the precision air conditioner.
shows the location of the indicator.
indicator, and buzzer. If critical alarms, major alarms, and warning alarms are generated
simultaneously, the indicator shows the status of the alarm with the highest severity level, and
the buzzer shows the status of the alarm (not confirmed after the alarm generation) with the
highest severity level.
Figure 2-5 Location of the indicator
(1) Indicator
Issue 01 (2017-07-27)
− The wet film humidifier consumes less power, saving more than 95% of energy
compared with a traditional electrode humidifier.
− Compared with a traditional electrode humidifier, the wet film humidifier has a
longer service life and maintenance interval.
Condensate pump
The water pump provides power for top drainage with a maximum lift of 4 m.
Check valve
The check valve effectively prevents gas or liquid backflow.
Differential pressure switch
When the air filter is dirty or blocked, the differential pressure switch triggers an alarm,
prompting for air filter replacement.
T/H sensor
Six built-in negative temperature coefficient (NTC) temperature sensors and one return
air T/H sensor are provided.
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Table 2-2 lists the relationship of the alarm status,
(2) Liquid crystal display (LCD)
2 Product Description
Figure 2-5
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