Setting Communications Parameters; Setting Communications Parameters (Modbus Rtu Protocol); Setting Communications Parameters (Modbus Tcp Protocol) - Huawei NetCol5000-C Series User Manual

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
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4.3.4 Setting Communications Parameters

4.3.4.1 Setting Communications Parameters (Modbus RTU Protocol)

Context
To set communications parameters, log in as the admin user.
Procedure
Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings.
Step 2 Set baud rate and communication address by following instructions in
Table 4-8 Baud rate and communication address settings
Parameter
Baud rate
Communicat
ion address
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4.3.4.2 Setting Communications Parameters (Modbus TCP Protocol)

Context
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Issue 07 (2020-03-16)
− If no, check the cable connection and the settings of teamwork control parameters.
Check whether the number of active devices on the topology is the same as the actual
device number.
− If yes, go to 3.
− If no, check the cable connection and the settings of teamwork control parameters.
Check whether the number of standby devices on the topology is the same as the actual
device number.
− If yes, go to 4.
− If no, check the cable connection and the settings of teamwork control parameters.
Check whether the number of online devices on the topology is the same as the actual
device number.
− If yes, the check is complete.
− If no, check the cable connection and the settings of teamwork control parameters.
Setting
9600, 19200
1–255
To set communications parameters, log in as the admin user.
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Setting Method
Set the baud rate as required. The value should be
consistent with that set on the EMS.
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.
4 Commissioning
Table 4-8.
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