Advanced - Keep Alive Services tab

What it shows

When you select a node in the tree view, this subtab appears on the Advanced tab (except for SICOS drivers).

The following properties are available:
 

This property …

allows you to …

Telegram format

Keep Alive PC à PLC

send keep alive telegrams from IGSS to the PLC with a fixed interval.

For details on the keep alive telegram, click here.

Keep Alive PLC à PC

send keep alive telegrams from the PLC to IGSS with a fixed interval.

For details on the keep alive telegram, click here.

 

If the keep alive interval times out, alarm no. 46 “No heartbeat received” will occur in the alarm list.

Note: The Driver object which is included in every IGSS configuration you create monitors the communication at the driver level between the PLC and IGSS. The keep alive function monitors the communication at the node level.

How it looks

The figure below shows the Keep Alive Services tab.

images\node_alive.gif