Chapter 4. System Configurations
4-3
4.2 1:N Configuration
The 1:N multi-drop communication system using XGT Panel can be configured as shown below via communication channel 2
(RS-422/485). In this case, up to 32 stations (0~31) are available including XGT Panel.
The following shows examples of 1:N communication systems using XGT Panel.
1) 1:N multi-communication system via communication channel 2 (RS-485)
(1) In this case, XGT Panel is a master and the several LS MASTER-K120S are slaves.
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 Not used
Ch2: select LS:MASTER-K(Link)
Channel Protocol Device Communication Remark
Ch 1(RS-232C) Not used - -
Ch 2(RS-485) LS:MASTER-K(Link)
LS MASTER-
K120S
1:N
RS-485
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