◇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-DAC01
C200H-TM001
C200H-CN225
C200HX-CPU54-ZE
C200H-APS03
C200H-ATT81
C200H-B7AO1
C200H-ATT83
C200H-IP007
C200HW-COM05-V1
C200H-ETL01-E
C200H-LK401
C200H-ID002
C200HW-BC101
C200HX-CPU54-E
C200H-OA122-E
C200HW-BI081-V1
C200H-KS01F
C200H-OD21A
C200H-ATT02
C200H-OC222N
C200H-CPU03-E
C200H-BP001
C200HW-SLK14
C200HW-ATT33
C200H-OD212
C200H-TC103
C200H-DA003
C200H-PAR-EPTC210B
C200H-ATT33
C200HX-CPU85-ZE
C200H-MP831
C200H-PAR-PTC219
C200H-OC222
C200H-CT001
C200HW-ATTA2
C200H-MR832
C200H-COV03
C200H-TS101
C200HW-BC081-V1
C200HW-NC413
C200H-OD211
C200HW-ATTA4
C200HG-CPU33-E
C200HW-AB001
C200H-KS01E
C200HG-CPU33-ZE
C200HW-PD024
C200HS-CPU01-E
C200HW-NC213-LD