32 Communication unit Abbreviations and generic terms Description Bus connection unit GT15-QBUS GT15-QBUS2 GT15-ABUS GT15-ABUS2 GT15-75QBUSL GT15-75QBUS2L GT15-75ABUSL GT15-75ABUS2L Serial communication unit GT15-RS2-9P, GT15-RS4-9S, GT15-RS4-TE MELSECNET/H communication unit GT15-J71LP23-25, GT15-J71BR13 CC-Link IE TSN communication unit GT25-J71GN13-T2 CC-Link IE Controller Network communication unit GT15-J71GP23-SX CC-Link IE Field Network communication unit GT15-J71GF13-T2 CC-Link communication unit GT15-J61BT13 Wireless LAN communication unit GT25-WLAN Serial multi-drop connection unit GT01-RS4-M Connection conversion adapter GT10-9PT5S Field network adapter unit GT25-FNADP Ethernet communication unit GT25-J71E71-100 RS-232/485 signal conversion adapter GT14-RS2T4-9P Option unit Abbreviations and generic terms Description Printer unit GT15-PRN Video input unit GT27-V4-Z (A set of GT16M-V4-Z and GT27-IF1000) RGB input unit GT27-R2 GT27-R2-Z (A set of GT16M-R2-Z and GT27-IF1000) Video/RGB input unit GT27-V4R1-Z (A set of GT16M-V4R1-Z and GT27-IF1000) RGB output unit GT27-ROUT GT27-ROUT-Z (A set of GT16M-ROUT-Z and GT27-IF1000) Digital video output unit GT27-VHOUT Multimedia unit GT27-MMR-Z (A set of GT16M-MMR-Z and GT27-IF1000) Video signal conversion unit GT27-IF1000 External I/O unit GT15-DIO, GT15-DIOR Sound output unit GT15-SOUT SD card unit GT21-03SDCD