Huawei NetCol5000-A021HN12D 20020E1 Quick Manual page 19

Teamwork Control over a CAN Bus
The teamwork networking mode is CAN networking.
In CAN networking, one teamwork network supports a maximum of 32 smart cooling products. The
following figure shows the teamwork connections between 32 smart cooling products.
Set the DIP switches on the main control board as follows.
Toggle Default
Switch Value
1 OFF
2 ON
3 ON
4 OFF
The figure shows how a CAN network cable is prepared.
The figure shows how a Northbound RS485 network cable is prepared.
Site Operations
•
Non-teamwork control: remaining OFF.
•
Teamwork control: Flip toggle switch 1 of the first and last precision smart
cooling products in the network to ON, and toggle switch 1 of other smart
cooling products to OFF.
Northbound RS485 branch switch, for controlling the monitoring of northbound
devices by group. If you need to enable the monitoring of northbound devices
by group, flip toggle switches 2 and 3 to OFF.
This toggle switch controls whether to restore factory defaults. Retain the
default value (OFF) of this switch.
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