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FusionCol8000-E400 Modular Indirect Evaporative
Cooling System
User Manual
Figure 4-23 Ports for a water sensor (rope-type)
Procedure
Step 1 Connect one end of the water sensor cable to the water sensor.
Step 2 Route the water sensor cable through the signal cable hole at the bottom of the
electric control box.
Step 3 Connect the signal cable to X502 terminals 1 and 2.
----End
4.5.4 Installing Air Dampers
Air dampers must be installed for the supply and return air ducts. After the unit
shuts down, the air dampers are closed to isolate the unit from the air ducts.
Context
Mounting holes for installing air dampers are reserved at the supply and return air
vents.
Procedure
Step 1 Install air dampers at the air vents of the unit.
Step 2 Connect cables to the air dampers. Route the cables through the signal cable
holes at the bottom of the unit and connect them to the signal terminal X504 of
the electric control box (ELV).
Issue 04 (2022-06-30)
Copyright © Huawei Technologies Co., Ltd.
4 System Installation
56
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