
Chapter 2 System Configuration
2-3
(3) RS-232C Communication over a long distance via modem by Cnet I/F modules
2) 1:n Communications system
This method can connect between one computer and multiple main units for up to 32 stations
Modem
Modem
Modem
Modem
G7L-CUEB
G7L-CUEB
G7L-CUEB
MASTER-K120S
MASTER-K120S
MASTER-K120S
RS-232C
⇔
RS-422 Converter
Can be connected Max. 32 stations
G7L-CUEC
G7L-CUEC
MASTER-K120S
RS-232C
⇔
RS-485
Converter
Built-in RS-485
Built-in RS-485
Built-in RS-485
* Refer to ‘chapter 8. communication function’ for details.
MASTER-K120S
MASTER-K120S