Huawei NetCol5000-A User Manual page 76

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Port
Name
X2.5,
X2.6
X2.7,
X2.8
X2.9,
X2.10
X2.11,
X2.12
X2.13,
X2.14
X2.15,
X2.16
Issue 13 (2019-01-15)
Definit
Function
ion
Port for Terminals X2.5 and X2.6 are
the control signal input terminals
outdoor of an outdoor unit.
unit
on/off
signal
cable
Port for Terminals X2.7 and X2.8 can
the be set to remotely shut down
remote an indoor unit. Specifically, the
shutdo control signal cable is routed
wn of from the ports to the
an monitoring room and control
indoor the shutdown of the indoor
unit unit. They are disconnected
before delivery. The
emergency switch for remote
shutdown should be steady on.
Water The water sensor is connected
sensor to terminals X2.9 and X2.10.
port After the water sensor is
installed, the NetCol5000-A
generates an alarm when water
leak occurs.
Smoke The signal output cables for
sensor reporting smoke alarms are
port connected to terminals X2.11
and X2.12. After the smoke
sensor is installed, the
NetCol5000-A generates an
alarm when a fire occurs.
Port for The signal output cables for
reportin reporting mains alarms are
g mains connected to terminals X2.13
outage and X2.14. When mains outage
alarm occurs, the NetCol5000-A
generates an alarm.
Reserve N/A
d
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
Port Feature
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.
 Dry contact port type: normally
open in normal status and
normally closed when a fault
occurs.
 Current type: 12 V DC operating
voltage. An alarm is generated
when the operating voltage is
greater than or equal to 3 mA.
The Huawei product is
recommended.
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.
N/A
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