NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Copyright © Huawei Technologies Co., Ltd.
3.11.4.1 Connecting the Outdoor Unit On/Off 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.
Figure 3-42 Connecting the outdoor unit on/off signal cable
Step 4 Fasten the cables by cable ties.
----End
3.11.4.2 Connecting Water Sensor
Context
A water sensor monitors resistance changes at terminals to check whether the floor is watery.
The resistance at the terminals becomes small if the terminals detect water or any other
conductive liquid. Keep the sensor far away from drain traps or floor drains.
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