4-3 High-speed 1:N NT Link
 
Setting the Front Panel Switches 
 
 
Display indicators 
 
Terminating resistance switch (TERM)  
 
Unit number setting switch 
Set a value between 0 and F that is not the same as 
these used by other Units in the system. 
Two-wire/four-wire switch (WIRE) 
For RS-422A: Set to 4 for four-wire operation (right position). 
 
Port 1 
RS-422A/485 
 
 
 
 
 
Port 2 
RS-232C 
 
 
 
4-23