Section 7 System Settings  7-1 Settings 
NS-Designer Operation Manual 
Serial Port A and Serial Port B 
Select PLC or Bar-Code Reader under Serial Port A or Serial Port B in the Comm-All Tab Page to en-
able the Serial Port A Tab Page or Serial Port B Tab Page. 
 
 
When Communications Destination Is Set to PLC:  
 
 
1
2
3
 
 
No. Setting  Details  
1 Protocol  Select the protocol from 1: 1 NT Link, 1: N NT Link, or Host Link.  
 
 
 
Using both serial ports A and B  Supported/not supported 
 
 
 
  1: 1 NT Link + 1: 1 NT Links  Supported 
 
 
 
  1: 1 NT Link + 1: N NT Links  Supported 
 
 
 
  1: N NT Links + 1: N NT Links  Supported 
 
 
 
   
 
2 Comm. Speed  Select the communications speed. The communications speed range depends on the 
protocol setting. Refer to the following table for applicable ranges.  
 
 
 
Protocol  Transfer speed selection range 
 
 
 
  1: N NT Links   Normal or high-speed 
 
  1: 1 NT Link  No settings 
 
  Host Link  9,600 or 19,200 bps 
 
 
 
 
3  NT Link (1: N) 
Unit No.  
Select the unit number for the 1: N NT Link from 0 to 7. When a 1: 1 NT Link is se-
lected as the protocol, this setting is not required.  
 
7-11