Huawei NetCol5000-A035 User Manual page 81

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm Width)
Port
Nam
e
X2.3,
X2.4
X2.5,
X2.6
X2.7,
X2.8
X2.9,
X2.10
Issue 17 (2020-10-22)
Definition Function
Port for Alarm dry contact output.
reporting When DO associated
common alarm is set to Smoke only,
alarm 2 the smart cooling product
issues an alarm if a smoke
or water 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.
Port for the Terminals X2.5 and X2.6 are
outdoor control signal input
unit on/off terminals of an outdoor
signal cable unit.
Port for the Terminals X2.7 and X2.8 can
remote be set to remotely shut
shutdown down an indoor unit.
of an Specifically, the control
indoor unit signal cable is routed from
the ports to the monitoring
room and control the
shutdown of the indoor
unit. They are disconnected
before delivery. The
emergency switch for
remote shutdown should be
steady on.
Water The water sensor is
sensor port connected to terminals X2.9
and X2.10. After the water
sensor is installed, the
NetCol5000-A generates an
alarm when water leak
occurs.
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
Port Feature
NO signal dry contact
output. Connection to an
outdoor device is
forbidden.
N/A
DI input. Can connect to
the dry contact input.
Normally open in normal
status and normally closed
when a fault occurs. The
dry contact must be used
indoor only, and the usage
range is within 100 meters.
Do not connect two or
more units to one outside
dry contact.
The Huawei product is
recommended.
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