Huawei FusionCol8000-E240 User Manual page 127

FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
Figure 6-10 Modbus Settings
Step 4 Enter the actual IP address of the NMS.
Step 5 When Client encryption is set to Enable, set NMS port number to 32907, when
Client encryption is set to Disable, set NMS port number to 32906.
● The encryption mode must be the same as it on the NMS.
● After Encryption operation CBC is set, the system automatically restarts.
Exercise caution when performing this operation.
Table 6-8 Modbus TCP parameter settings
Parameter
Link mode
Client
encryption
Encryption
operation
CBC
Server
encryption
Issue 02 (2021-04-15)
WARNING
Setting
Server,
Client, Server
and client
Enable,
Disable
Enable,
Disable
Enable,
Disable
Copyright © Huawei Technologies Co., Ltd.
Setting Method
● If you set Link mode to Server, the smart
cooling product, as a server, supports two client
connection and establishes communication.
● If you set Link mode to Client, the smart
cooling product, as a client, can connect to a
remote server and establish communication.
● If you set Link mode to Server and client, the
smart cooling product, as a server, supports two
client connection and establishes
communication. In addition, the smart cooling
product, as a client, can connect to a remote
server and establish communication.
This parameter is configurable when Link mode is
set to Client.
Encryption operation CBC is enabled by default.
Determine whether to use the encryption
operation CBC when connecting to other devices
based on the site requirements.
This parameter is configurable when Link mode is
set to Server.
6 Power-On Commissioning
118