◇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-COM05-EV1
C200H-PS221-C
C200H-CN711
C200H-MR831
C200HW-PA204
C200H-IA221
C200H-OD218
C200H-ID111
C200HW-CORT21-K
C200H-TM001
C200H-RT001-P
C200H-COV11
C200H-FZ001
C200H-CPU03
C200H-ID215
C200HW-ME04K
C200H-AD003
C200H-NC211
C200H-CN311
C200H-PS211
C200H-CPU11
C200H-ATT33
C200HX-CPU64-ZE
C200H-OC224N
C200H-CPU21
C200HS-INT01
C200H-TV001
C200H-CT001-V1
C200H-CPU03-E
C200HS-CPU01
C200H-ATT01
C200H-CN422
C200H-OD212
C200H-TS101
C200HW-SLK13
C200H-ID217
C200H-MP831
C200HW-PA204C
C200H-OD211
C200HE-CPU11-ZE
C200H-PAR-EPTC210B
C200HG-CPU63
C200H-IM211
C200H-DIN01
C200H-TV103
C200HW-ME16K
C200H-MD215
C200HW-SLK24
C200H-TL001
C200H-ME432