Huawei NetCol5000-A050 Quick Manual page 19

In-row air cooled smart cooling product

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Connecting network cables for NetEco COM monitoring (Modbus-RTU protocol)

Third-Party NMS Monitoring (SNMP/Modbus-RTU Protocol)

When the host monitors the smart cooling product through a third-party NMS, connect the

monitoring network cable based on whether the smart cooling product is cascaded.

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In the case of non-cascading, connect the COM port on each smart cooling product to the

customer's monitoring system. After powering on the device, set the "RS485 monitoring grouping"

of the each smart cooling product to "Enable". Setting path: Settings > Comm Settings > Modbus

Settings.

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In the case of cascading, connect the COM/FE port on the last smart cooling product in each

monitoring group to the monitoring device. After powering on the device, set the "RS485

monitoring grouping" of the last smart cooling product in each monitoring group to "Enable".

Setting path: Settings > Comm Settings > Modbus Settings.