◇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-ATT53
C200H-MR833
C200HW-BC081-V1
C200H-KS01F
C200H-CN222
C200HW-BI101-V1
C200H-CPU02
C200H-ID218
C200H-RT202
C200HW-BC031
C200HW-PA204
C200HS-CPU21-E
C200HS-INT01
C200H-B7A02
C200HW-ATT33
C200H-CPU23
C200H-ASC11
C200HX-CPU44-E
C200H-MD501
C200H-TS102
C200H-TC003
C200H-CPU01
C200H-TC103
C200H-CP114
C200H-ETL01-E
C200H-OD215
C200H-ASC31
C200H-IA222
C200H-TV102
C200H-RT201
C200H-PAR-MRK1031G
C200H-LK202-V1
C200HW-COM04-EV1
C200H-KS01E
C200HX-CPU64-ZE
C200H-CT001
C200H-LK201-V1
C200HW-CE011
C200H-OD211
C200H-BC031-V2
C200HW-PD025
C200HW-ATT84
C200H-IM211
C200H-PS211
C200HW-DRM21-V1
C200HE-CPU11-E
C200HW-PA204C
C200HG-CPU33-E
C200H-CN521
C200H-TS101