◇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
C200HW-CE001
C200HW-ATT34
C200H-MR831
C200HS-ME16K
C200H-OC225
C200H-MR833
C200HW-ME08K
C200H-MD501
C200HG-CPU53-E
C200HX-CPU65-ZE
C200H-OD501
C200H-CN225
C200H-BC031-V2
C200HW-BI101
C200H-MR431
C200H-BP001
C200H-OD215
C200H-ID001
C200H-BC081-V1
C200H-CT002
C200HG-CPU63-E
C200HE-CPU42-E
C200H-MR432
C200HX-CPU65-E
C200H-CN221
C200H-AD003
C200H-CE002
C200H-B7A01
C200H-TV102
C200HE-CPU32-ZE
C200H-ATT53
C200H-KS01F
C200H-KS01G
C200H-DAC01
C200HG-CPU43-ZE
C200HW-COM01
C200HW-ATT52
C200H-OD211
C200HW-BC101-V1
C200HS-CPU33-E
C200HG-CPU53-ZE
C200HW-BC081
C200H-B7A21
C200H-RT001-P
C200H-OC226
C200HW-CE012
C200HS-MP16K
C200HS-INT01
C200H-TV001
C200H-B7A22