Huawei NetCol8000-E220 User Manual page 81

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Menu
Settings > Quick
Settings > T/H
Settings
Issue 02 (2019-10-10)
Parameter
Temperature
and humidity
control type
Temperature
setpoint
Copyright © Huawei Technologies Co., Ltd.
4 Power-on and Commissioning
Setting Guide
generated, port 1 for
reporting common
alarms generates a dry
contact close alarm; if a
major alarm is generated,
port 2 for reporting
common alarms
generates a dry contact
close alarm.
 When DO associated is
set to Alarm & startup
status, if a alarm is
generated, the dry
contact of common alarm
1 is open. If a startup
status is generated, the
dry contact of common
alarm 2 is close. If a
shutdown status is
generated, the dry
contact of common alarm
2 is open.
 When DO associated
alarm is set to No, ports
1 and 2 for reporting
common alarms are open
and generate no alarms.

When the application
scenario is cold or hot
aisle containment, you
are advised to choose
Cold aisle if the cold
aisle T/H sensors are
configured, and choose
Supply air if the cold
aisle T/H sensors are not
configured.
 When the application
scenario is non-aisle
containment, you are
advised to choose
Return air, and choose
Cold aisle if the cold
aisle T/H sensors are
configured.
 Hot aisle is not
recommended.
After the Temperature and
humidity control type and
the temperature value under
Default Value
Return air
25º C
73