◇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-MD215
C200H-ATT53
C200H-RT001-P
C200HW-COM04-EV1
C200H-IM212
C200H-CPU11
C200HW-ATT34
C200H-CN001
C200H-IA221
C200HW-SLK23
C200H-BAT09
C200H-LK201-V1
C200H-CN211
C200H-OC226N
C200H-MD115
C200H-CN222
C200H-OD215
C200H-CPU03-E
C200H-ATT03
C200H-AD003
C200HG-CPU33-E
C200H-OA222V
C200HE-CPU32-ZE
C200H-ETL01-E
C200H-MAD01
C200H-OD216
C200H-TS101
C200H-ME432
C200H-TV002
C200H-ID212
C200H-BP002
C200HS-ME16K
C200HW-COM05-EV1
C200HW-NC213
C200HW-BC101-V1
C200H-CN002
C200H-OC222N
C200HW-BI101-V1
C200H-ID217
C200H-CT021
C200HW-SLK13
C200H-CE001
C200H-CN225
C200H-DA001
C200H-ID216
C200H-IA122
C200HW-PD024
C200HW-PRT21
C200H-CN425
C200H-FZ001