Beckhoff EtherCAT EL6752 Documentation page 59

Fig. 56: Add Variables
The data length is converted to a byte stream according to the DeviceNet specification and displayed in the
tab for the corresponding connection:
Fig. 57: "Connection" tab showing connection type "Polling" and input and output parameters
Maximum data length
The maximum data length per data direction is 255 bytes.
EL6752
Parameterization and commissioning
Version: 2.1 59