◇在上位机链接单元上，可以执行：
◇监视或改变PC的运行条件。
◇读写IR区域
◇提取或装入程序
◇一个CPU或扩展I/O单元上可以连接2个上位机链接单元，可使用RS-232C，RS-422和塑料护套光纤光缆
◇上位机链接单元可以连接可编程终端
◇运用C200HX/HG/HE的传输指令（TXD）通过PC启动来传输数据
C200H-B7AO1
C200H-OC222
C200HW-NC413
C200HS-CPU01-E
C200H-ID219
C200H-DAC01
C200H-OD501
C200H-MR432
C200H-ASC02
C200HG-CPU43-ZE
C200HW-PRT21
C200H-ME831
C200H-ID216
C200HX-CPU34-ZE
C200H-CT002
C200HW-ME04K
C200H-NC211
C200H-MR831
C200H-OC221
C200H-CN111
C200H-OD411
C200H-MC221
C200HW-PA204C
C200H-PAR-EPTC210B
C200H-APS03
C200H-AD003
C200H-MP831
C200H-B7AI1
C200H-PAR-PTC219
C200HE-CPU11-E
C200HW-CORT21-K
C200H-AD002
C200H-ASC21
C200H-CPU31
C200H-ID212
C200HW-ME32K
C200HW-PD024
C200HW-PA204S
C200HW-ATT54
C200H-PS211
C200HW-DRM21-V1
C200HW-COM06-V1
C200HW-PCU01
C200HW-BC101-V1
C200H-OA122-E
C200H-CPU02
C200HW-CE011
C200H-OD211
C200HW-ATT84
C200H-KS01F