◇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-PID02
C200H-IA121
C200HS-MP16K
C200H-KS01F
C200H-ID219
C200H-OD218
C200H-NC112
C200H-ATT81
C200H-OA223
C200HW-CLK21
C200H-MD115
C200H-ID001
C200HW-ZW3AT2-EV2
C200HG-CPU53-E
C200HW-COM03-V1
C200H-ASC31
C200HS-CPU33-E
C200H-AD002
C200HX-CPU44-E
C200HG-CPU33-E
C200HW-ATTA4
C200H-OC221
C200H-ASC11
C200HW-SLK14
C200HW-CE002
C200H-OA222V
C200H-BC081-V2
C200H-OC222
C200HW-BI031
C200H-ATT83
C200HX-CPU54-ZE
C200H-DSC01
C200H-MAD01
C200HW-CE001
C200HS-ME16K
C200HE-CPU32-ZE
C200HW-NC213-LD
C200H-TV101
C200HX-CPU34-E
C200H-COV02
C200H-ATTA1
C200H-CT001
C200H-CN223
C200H-DA003
C200HW-ATT53
C200H-TL001
C200H-MR832
C200H-B7A01
C200H-TS101
C200HW-ATT83