Huawei NetCol5000-A035 - Connecting the Outdoor Unit On;Off Signal Cable

Port
Nam
e
Denition Function Port Feature
X2.11,
X2.12
Smoke
sensor port
The signal output cables for
reporting smoke alarms are
connected to terminals
X2.11 and X2.12. After the
smoke sensor is installed,
the NetCol5000-A generates
an alarm when a
re
occurs.
● 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.
X2.13,
X2.14
Port for
reporting
mains
outage
alarm
The signal output cables for
reporting mains alarms are
connected to terminals
X2.13 and X2.14. When
mains outage occurs, the
NetCol5000-A generates an
alarm.
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.
X2.15,
X2.16
Reserved N/A N/A
3.11.4.1 Connecting the Outdoor Unit
On/O Signal Cable
Procedure
Step 1 Determine cable routing mode (from the top or the bottom) based on site
requirements.
Step 2 Route the cables into the cabinet through the holes at the top or the bottom of
the cabinet. Route them into the control boxes through the holes at the top of the
control boxes, along the side of control boxes.
Step 3 Connect control ports X2.5 and X2.6 of an indoor unit in Figure 3-41 to port 1 and
port 2 of the outdoor unit respectively, as shown in Figure 3-42.
NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm Width) 3 Installation Guide
Issue 17 (2020-10-22) Copyright © Huawei Technologies Co., Ltd. 72