Huawei NetCol5000-A User Manual page 75

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Before connecting signal cables to an outdoor unit, take effective ESD protection measures.
Ports
Figure 3-41
reporting common alarms 1 and 2, port for the outdoor unit on/off signal cable, port for the
remote shutdown of an indoor unit, water sensor port, smoke sensor port, and port for
reporting mains outage alarm.
Figure 3-41 Zoomed-in view of the control terminal XT2 ports
Table 3-15
Table 3-15 Definitions and functions of control ports
Port
Name
X2.1,
X2.2
X2.3,
X2.4
Issue 13 (2019-01-15)
shows the zoomed-in view of the control terminal XT2 ports, including ports for
For the actual terminal layout, refer to the site layout. This figure is for reference only.
describes the definitions and functions of control ports.
Definit Function
ion
Port for Alarm dry contact output.
reportin When DO associated alarm is
g set to Critical ALM, the smart
commo cooling product issues an
n alarm alarm if a major alarm occurs.
1
Port for Alarm dry contact output.
reportin When DO associated alarm is
g set to Smoke only, the smart
commo cooling product issues an
n alarm alarm if a smoke or water
2 alarm occurs.
Alarm dry contact output.
When DO associated alarm is
set to Critical ALM, the smart
cooling product issues an
alarm if a critical alarm occurs.
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
Port Feature
NO signal dry contact output.
Connection to an outdoor device is
forbidden.
NO signal dry contact output.
Connection to an outdoor device is
forbidden.
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