Setting Communications Parameters; Setting Communications Parameters (Modbus-Rtu Protocol) - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual
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Follow-up Procedure
After you have completed the teamwork settings, perform the following checks to
confirm whether the teamwork networking is successful:
1.
2.
3.
4.

5.4.4 Setting Communications Parameters

5.4.4.1 Setting Communications Parameters (Modbus-RTU Protocol)

Procedure
Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings.
Figure 5-6 Modbus Settings
Step 2 Set the baud rate, communication address, and RS485 monitoring group.
Issue 10 (2024-01-30)
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If the teamwork networking is successful, the teamwork icon is green. If the teamwork
networking fails, the teamwork icon is red. If the teamwork networking is disabled, the
teamwork icon is gray.
Check that the number of units in the topology is the same as the actual
number of units.
– If yes, go to 2.
– If no, check the cable connection and the teamwork settings.
Check that the number of running units in the topology is the same as the
actual number of units.
– If yes, go to 3.
– If no, check the cable connection and the teamwork settings.
Check that the number of standby units in the topology is the same as the
actual number of units.
– If yes, go to 4.
– If no, check the cable connection and the teamwork settings.
Check that the number of online units in the topology is the same as the
actual number of units.
– If yes, the check is complete.
– If no, check the cable connection and the teamwork settings.
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