Open the Page

Access the Messaging page from the Diagnostics tab (Connected Devices > Messaging):

Messaging page:
NOTE: This page is updated every 5 seconds.

Diagnostic Information

This page shows current information for open Modbus TCP connections on port 502:

Field

Description

Messaging Statistics

This field contains the total number of sent and received messages on port 502. These values are not reset when the port 502 connection is closed. Therefore, the values indicate the number of messages that have been sent or received since the module was started.

Active Connections

This field shows the connections that are active when the Messaging page is refreshed.