◇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
C200HW-NC113
C200H-BP002
C200HE-CPU11-ZE
C200H-ATT03
C200HS-MP16K
C200H-CPU02-E
C200H-NC211
C200HS-CPU23-E
C200H-ID501
C200HX-CPU54-E
C200H-DIN01
C200H-B7A02
C200H-SP001
C200H-OC223
C200H-DSC01
C200H-TV001
C200HW-SLK13
C200HS-CPU21
C200HS-CPU21-E
C200H-OD214
C200HW-BC081
C200HW-ATTA2
C200H-RM201
C200H-ASC11
C200H-CN711
C200HE-CPU32-ZE
C200HW-ATT52
C200HW-CE002
C200HS-ME16K
C200H-TV101
C200H-CN225
C200H-OD501
C200HW-BC101-V1
C200H-TM001
C200HS-CPU03
C200HW-ATT32
C200H-BC101-V2
C200H-DA004
C200H-DA003
C200H-TV003
C200H-OA223
C200H-TS001
C200H-MR831
C200H-MD215
C200HX-CPU34-ZE
C200HG-CPU63-ZE
C200H-TC003
C200HW-PCU01
C200H-ID215
C200HW-PA204