Lenze EtherCAT control technology - Manual (Page 33)

DMS 3.1 EN 01/2011 TD17
L
33
Control technology | EtherCAT communication manual
The Lenze control system with EtherCAT
Interaction of the components
4.4.2.2 EtherCAT bus in operation (gateway function)
You directly communicate via EtherCAT and use the industrial PC as gateway.
Condition
 The bus configuration has been created using the »PLC Designer« and corresponds to
the hardware configuration.
 The bus configuration has been loaded onto the industrial PC using the »PLC Designer«
and is active.
 The fieldbus state is at least Pre-Operational.
Advantage:
 You do not require any additional hardware.
 The entire communication (process data, parameter data, and diagnostic data) are
transferred at the same time using a single bus connection.

Note!
A PLC program does not need to run to be able to use the gateway function.