◇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-ETL01-E
C200HW-DRM21-V1
C200H-MD215
C200HW-CE001
C200H-KS01F
C200H-OD21A
C200H-AD001
C200H-MR831
C200HW-ATT32
C200HX-CPU54-ZE
C200HX-CPU34-E
C200H-IDS01-V1
C200H-PID01
C200HW-ME64K
C200HW-SLK23
C200H-OC221
C200HW-NC413
C200HW-BC101-V1
C200HW-ATT54
C200H-KS01E
C200H-ID216
C200H-LK201-V1
C200HW-ATT52
C200HS-CPU33-E
C200HE-CPU11-E
C200HW-BC101
C200H-ME432
C200H-CPU23
C200HS-INT01
C200H-OC222N
C200HS-CN422
C200HW-CE012
C200H-ATT31
C200H-CE002
C200H-CPU22
C200HW-BI081-V1
C200H-TC103
C200HG-CPU33-E
C200HE-CPU42-E
C200H-IM211
C200HW-NC213
C200HW-COM05-V1
C200H-CN425
C200HW-COM01
C200H-ID002
C200HW-CE011
C200HS-CPU31-E
C200HW-ATTA4
C200HW-NC113
C200H-CPU11