Beckhoff EL10 Series Documentation page 84

Commissioning
Fig. "Basic EtherCAT Slave Diagnosis in the PLC" shows an example of an implementation of basic
EtherCAT Slave Diagnosis. A Beckhoff EL3102 (2-channel analogue input terminal) is used here, as it offers
both the communication diagnosis typical of a slave and the functional diagnosis that is specific to a channel.
Structures are created as input variables in the PLC, each corresponding to the process image.
Fig. 88: Basic EtherCAT Slave Diagnosis in the PLC
The following aspects are covered here:
84 Version: 4.5 EL10xx, EL11xx