BECKHOFF CX2020 - Manual (Page 34)

Mounting and wiring
Note
Changing the interface parameters
If parameters other than those set should be required, please choose the right order num­
ber:
­ CX20x0­N031­0001 RS485 with Echo, End­Point (Terminated)
­ CX20x0­N031­0002 RS485 without Echo, Drop­Point (not Terminated)
­ CX20x0­N031­0003 RS485 with Echo, Drop­Point (not Terminated)
­ CX20x0­N031­0004 RS422 Full Duplex, End­Point (Terminated)
CX2020, CX2030, CX2040 34 Version 1.2