User`s manual

Introduction • 7
Figure 1-3 Free Topology
CYMOD I/O modules
Host
CM 4520: RS -232 to
RS-485/RS-422 Converter
CM 4530: USB to
RS-232/RS485/RS-422
Converter.
CM 4510
Repeater
CM 4510
Repeater
CYMOD I/O modules
RS-485 bus
Terminator
CYMOD Modules
Terminator
CM 4531
Terminator