◇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-CT001-V1
C200HG-CPU43
C200HW-BI031
C200HW-ME64K
C200HW-BC081
C200H-CPU03-E
C200HW-NC213
C200H-B7AO1
C200H-TV103
C200H-IP006
C200H-ATT01
C200H-IP007
C200H-OD411
C200H-OC223
C200H-BAT09
C200H-LK201-V1
C200HS-CPU01
C200H-MR433
C200H-TM001
C200HW-CE012
C200HW-SLK24
C200HW-ATT83
C200H-OC224
C200H-OA122-E
C200H-CN521
C200H-MR432
C200H-COV02
C200H-CN131
C200H-OA223
C200HW-BI101-V1
C200HX-CPU85-ZE
C200H-ATT53
C200H-CN425
C200HX-CPU34-E
C200H-CN225
C200H-TC001
C200H-B7A01
C200H-CPU02-E
C200HS-CPU21
C200H-ID211
C200H-COV11
C200H-TV101
C200H-BC051-V2
C200H-ATT31
C200H-ID001
C200H-IM212
C200H-TS001
C200HW-BI051
C200H-CE002
C200HX-CPU65-E