Optional) Setting The Pressure Difference Control - Huawei NetCol5000-C030H90D0 User Manual

NetCol5000-C(030, 032, 065) In-row Chilled Water
Smart Cooling Product
User Manual (2019)
Figure 4-5 Cold aisle temperature and humidity
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4.4.2 (Optional) Setting the Pressure Difference Control

Prerequisites
If the differential pressure sensor is installed, perform the following operations
accordingly. If the differential pressure sensor is not installed, skip this part.
Procedure
Step 1 On the home screen, choose Settings > System Settings > Indoor fan, set Air-
side difference pressure sensor type to 0~50 Pa.
Step 2 Set Indoor fan control type to Pressure diff ctrl.
Step 3 Change the other parameters based on the following instructions.
Table 4-5 Parameter description
Parameter
Indoor fan control type
Indoor fan silent mode
Indoor fan pressure
difference setpoint
Issue 03 (2020-08-30)
Description
Sets the control type for
the indoor fan.
Set maximum speed of
indoor fan to reduce
equipment noise.
Sets the value for the
pressure difference
control.
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4 Commissioning
Configuration Principle
Normally, retain R/S air
temp diff rate ctrl. If
the differential pressure
sensors are configured,
change to Pressure diff
ctrl.
You are advised not to
change the value.
The default value is 10
Pa. When there are
partial hot spots indoors,
you are advised to raise
the value to ensure that
the air volume of the
indoor fans is between
60%–70%.
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