1 List for All PLCs Supported by NB Series This section lists all PLCs supported by NB Series. 1-1 Lists for Supported PLC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1-2 Definition and Description of Serial Port COM . . . . . . . . . . . . . . . . . . . . . . 1-7 1-1 NB-series Programmable Terminals Host Connection Manual (V108)