EtherCAT Diagnostics tab

This tab is used to identify failed or degraded connections between nodes, (e.g., Controller, drives, and I/O) and non-accessible nodes or cables.

• The tab's content includes a visualization of the network topology, and it's last-known state.
• The tab contents are updated using the Refresh button.

Element	Description	Meaning
	Green Box	This is a node with normal communication.
	Red Box	This is a node that is experiencing communication errors.
	Gray Box	This is a node which cannot be reached, but was known to exist.
	Black Line	This cable is working normally.
	Gray Line	This cable is not accessible.
	Red Dashed Line	This cable is experiencing degraded communication.
	Red X in Dotted Line	The connection between the nodes is broken.

These are examples of error situations when the application is running:

EtherCAT stopped due to an error	EtherCAT network communication errors