BECKHOFF CX9020 User Manual
Page 22
Mounting and wiring
3.5
Mounting of passive terminals on the CX9020 power
supply
Note
Note on the mounting of passive terminals
EtherCAT Bus Terminals (ELxxxx/ESxxxx) that do not actively participate in data exchange
within the Bus Terminal block are called passive terminals. These terminals can be recog
nised by their lack of power consumption from the EBus. In order to ensure optimal data
exchange, these may not be connected directly inline to the power supply!
Examples of the mounting of passive terminals (coloured dark):
The following drawing shows impermissible mounting:
The following illustration shows the correct mounting of the passive terminal:
CX9020
22
Version 1.1