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NetCol5000-A021 In-row Air Cooled Smart Cooling
Product
User Manual (208 V)
Figure 3-48 Routes of the outdoor unit on/off signal cable (RS485) and water sensor signal cable
3.11.4.2 Connecting the Outdoor Unit On/Off Signal Cable
Context
The outdoor unit signal cable can connect to a dry contact or an RS485 port (by default).
Outdoor fan control mode is set to Communicate by default. If the signal cable connects to
a dry contact, choose Settings > System Settings > Outdoor Fan > Outdoor fan control
mode, and set Outdoor fan control mode to Dry contact.
Issue 03 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
77
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