Huawei NetCol8000-C190 User Manual page 90

In-room chilled water smart cooling product
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NetCol8000-C190 In-room Chilled Water Smart
Cooling Product
User Manual (2022, Singapore STT)
Parameter
Requirement control
Cascade function
Differential pressure
sharing
Cold aisle temperature
and humidity sharing
Hot aisle temperature
and humidity sharing
Step 3 Complete the teamwork settings for all the smart cooling products by performing
Step 1
Issue 02 (2022-03-30)
Description
Indicates whether to enable or disable the
requirement control function on the master unit.
● When Requirement control is set to Disable, the
● When Requirement control is set to Anti-
● When Requirement control is Indoor fan unified
When requirement control is enabled, you can
enable the cascade function to start standby units if
running units cannot meet the cooling capacity
requirement.
When this parameter is enabled, the smart cooling
product, which is not equipped with the differential
pressure sensor in the group, is logically controlled
by using the acquired value of the differential
pressure sensor.
This function can be enabled only when at least one
smart cooling product in the teamwork group is
equipped with cold aisle T/H sensors. If this function
is enabled, the master unit in the teamwork group
collects the cold aisle temperature and humidity
values from all units equipped with cold aisle
sensors, and synchronizes the temperature and
humidity control type and setpoints to all slave units.
This function can be enabled only when at least one
smart cooling product in the group is equipped with
hot aisle T/H sensors. If this function is enabled, the
master unit in the teamwork group collects the hot
aisle temperature and humidity values from all units
equipped with hot aisle sensors, and synchronizes
the temperature and humidity control type and
setpoints to all slave units.
and
Step
2.
Copyright © Huawei Technologies Co., Ltd.
master unit does not synchronize operating data
to slave units, and all the smart cooling products
in the group operate based on their own
requirements, not referring to the mode delivered
by the master unit.
competitive running, the master unit
synchronizes operating data (the temperature and
humidity control type and set points of the
master unit) to the slave units, and all the smart
cooling products in the group refer to the mode
delivered by the master unit.
control, all smart cooling product fans in the
group rotate at the same speed.
4 Power-On Commissioning
82

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