Setting Communications Parameters; Setting Communications Parameters (Modbus Rtu Protocol) - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual

6.5.4 Setting Communications Parameters

6.5.4.1 Setting Communications Parameters (Modbus RTU Protocol)

Procedure
Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings.
Figure 6-13 Modbus Settings
Step 2 Set baud rate and communication address by following instructions in
Table 6-9 Baud rate and communication address settings
Parameter
Baud rate
Communic
ation
address
RS485
monitoring
grouping
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Issue 08 (2021-09-17)
Setting Setting Method
9600, 19200 Set the baud rate as required. The value should be
consistent with that set on the EMS.
1–255 Set the communication address of the smart
cooling product as planned. The EMS
communicates with the smart cooling product
through this address, and the communication
addresses of two smart cooling products
connecting to the same EMS must be unique.
Enable, ● For CAN networking and no grouping scenario,
Disable
● For CAN networking and grouping scenario, set
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set the "RS485 monitoring grouping" of the last
smart cooling product to "Enable".
the "RS485 monitoring grouping" of the last
smart cooling product in each teamwork
control group to "Enable".
6 Power-On Commissioning
Table 6-9.
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