Figure 3.108 Field Communication > Bus & Protocol > Virtual Com; Figure 3.109 Field Communication > Bus & Protocol > Virtual Com - Advantech EKI-6333AC-4GP User Manual

3.5.1.2 Virtual COM
To use the Virtual COM function, you have to specify the operation mode for the
multi-function serial port first. Go to Field Communication > Bus & Protocol > Port
Configuration, select the Virtual COM as expected operation mode, and finish the
related port configuration as well.
To access this page, click Field Communication > Bus & Protocol > Virtual COM.
Configure the gateway as the TCP (Transmission Control Protocol) Client. In TCP
Client mode, device initiates a TCP connection with a TCP server when there is data
to transmit. Device disconnects from the server when the connection is Idle for a
specified period. You may also enable full time connection with the TCP server.
Figure 3.108 Field Communication > Bus & Protocol > Virtual COM
When Edit button is applied, a screen similar to this appears.
Figure 3.109 Field Communication > Bus & Protocol > Virtual COM
The following table describes the items in the previous figure.
Item
Serial Port
Operation Mode
Connection Control
Connection Idle Timeout Enter the idle timeout in minutes. The idle timeout is used to
Alive Check Timeout
Enable
Save
Undo
EKI-6333AC-4GP User Manual
Description
It displays the serial port ID of the serial port. The number of serial
ports varies from the purchased model.
Select TCP Client mode.
Select Always on for a TCP full time connection. Otherwise, select
On-Demand to initiate TCP connection only when required to
transmit and disconnect at idle timeout.
disconnect the TCP connection when idle time elapsed. Idle
timeout is only available when On-Demand is selected in the
Connection Control field.
Value Range: 0 ~ 3600 seconds.
Enter the time period of alive check timeout. The TCP connection
will be terminated if it doesn't receive response of alive-check
longer than this timeout setting. Alive check timeout is only
available when On-Demand is selected in the Connection
Control field.
Value Range: 0 ~ 3600 seconds.
Check Enable checkbox to activate the corresponding serial port
in specified operation mode.
Click Save to save the settings.
Click Undo to cancel the settings.
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