Chapter 2. System Configuration
2-2
2.1.2 Cnet I/F system
Cnet I/F System is used for communication between the main unit and external devices using RS-232C/RS-422 Interface.
The K80S has a built-in RS-232C port and has also G7L-CUEB for RS-232C, G7L-CUEC for RS-422. It is possible to
construct communications systems on demand. (10 points modules include RS-232C and RS-485 ports on the main module,
and no external communication module is available)
1) 1:1 Communications system
(1) 1:1 ratio of an external device (computer) to main unit using a built-in port
(2) 1:1 ratio of an external device (monitoring unit) to main unit using a built-in port
