◇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-ZW3AT2-EV2
C200HW-BC081
C200HX-CPU34-E
C200H-ID211
C200HW-ATT82
C200H-BP002
C200H-OC224
C200H-OD215
C200HE-CPU11-ZE
C200H-CN422
C200H-ASC21
C200H-BC051-V1
C200HW-COM04-V1
C200HW-CE002
C200HG-CPU33-ZE
C200H-DA003
C200H-RT002-P
C200H-APS03
C200H-MR832
C200H-CN001
C200HW-BC081-V1
C200HS-CN222
C200H-CN711
C200H-DA001
C200H-NC211
C200HW-COM05-EV1
C200H-IA222
C200H-RT001-P
C200H-OD214
C200H-MR431
C200HS-CPU23-E
C200HE-CPU42-E
C200HX-CPU34-ZE
C200HW-ATT34
C200HG-CPU43
C200H-BC031-V2
C200HE-CPU32-E
C200HW-DRT21
C200H-ID219
C200HW-ME32K
C200H-MR831
C200H-ID002
C200H-B7AI1
C200HW-BC101
C200H-KS01S
C200HW-PCU01
C200HW-BI101
C200H-CPU03
C200HW-COM05-V1
C200H-OC222N