Chapter 4. System Configurations
4-5
2) 1:1 and 1:N individual communication system configuration via Ch. 1(RS-232C) and Ch.2 (RS-485)
(1) Connect to the LS MASTER-K120S via communication channel 1(RS-232C) using LS MASTER-K Loader protocol.
(2) Establish 1:N communication system via communication channel 2 (RS-485) using LS inverter-dedicated protocol.
System configuration example)
When making the system like above figure, set the menu like figure below.
In RS-232C, only 1:1 connection is available but in RS-422/485, 1:1, 1:N are available.
Ch1: select LS:MASTER-K(Loader)
Ch2: select LS:Inverter
For 1:N connection of Ch2, select .
In the Communication Properties window, set Configuration as 1:N.
Channel Protocol Device Communication Remark
Ch 1(RS-232C) LS: MASTER-K(Loader)
MASTER-K120S 1:1
Ch 2(RS-485) LS: Inverter LS MASTER-K120S 1:N
RS-232C
RS-485