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8.3 Modbus_TCP Communication Example (Using ModScan Software)
When using the Ethernet Modbus_TCP protocol, only the 03 (read holding register) command is supported.
Open the ModScan32 software and set it as shown below. Click Connect and select Remote TCP/IP Serever.
IP Address: The IP address of the Ethernet module (eg 192.168.1.150)
Service: Port number 502
Click OK button.
8.4 Mail Setting
The user can receive alarm notifications via email. According to the operation method of 8.1.3, after connecting the Ethernet
module, click Setup->E-Mail on Alarm to enter the email setting. The user need to set up a sending email (From:alarm@163.com as
shown below) and a password (Password), up to four receiving emails (To:user1@163.com as shown below) and email server settings,
email server address and port settings can be found at the email service provider website. As shown in the following figure,
user1@163.com will receive an alarm notification email from alarm@163.com when an alarm occurs.
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