Section 4  
Connecting the Host to Serial Port  
 
 
This section describes the methods for connecting the host to the serial port of the PT. 
For details on connecting through host link communications, refer to the Host Connection 
Manual (Host Link). For details on Temperature Controller connections and Memory Link 
communications, refer to the Host Connection Manual (Temp. Control,  MemLink). For details 
on connecting to another company’s PLC, refer to the Host Connection Manual (Multivendor 
Connection).
 
 
4-1  1:1 Host Connection ........................................................................................................ 4-2 
4-1-1  Connection Methods................................................................................................. 4-2 
4-1-2  Unit Setting Methods................................................................................................ 4-4 
4-2  1:N Host Connection ....................................................................................................... 4-7 
4-2-1  Connection Methods................................................................................................. 4-7 
4-2-2  Unit Setting Methods................................................................................................ 4-7 
4-3  High-speed 1:N NT Link ............................................................................................... 4-16 
4-3-1  Unit Setting Methods.............................................................................................. 4-17 
4-4  Recommended Connector Cables .................................................................................. 4-24