◇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-TV103
C200H-DIN01
C200H-ID212
C200H-ATTA1
C200H-TC001
C200HW-COM03-V1
C200H-CE001
C200H-MD215
C200HW-NC413
C200HS-CN422
C200H-ATT02
C200H-ATT53
C200H-DA003
C200H-OD215
C200HX-CPU65-E
C200HS-CPU31-E
C200H-TC101
C200H-CE002
C200H-KS01G
C200H-TV002
C200H-ASC21
C200HW-ATT53
C200HW-DRM21-V1
C200HG-CPU33-E
C200H-OD411
C200H-CN131
C200H-B7A01
C200H-CN002
C200H-CN211
C200HW-PRM21
C200H-TC102
C200H-DA002
C200H-AD002
C200H-LK401
C200HS-CPU01
C200HW-CE012
C200H-AD001
C200H-MD501
C200H-PID01
C200H-CN311
C200HW-PA204C
C200HW-SLK13
C200H-OD218
C200H-OC226
C200H-MP831
C200H-ID216
C200HE-CPU32-E
C200HW-ATTA3
C200HS-CPU21
C200HW-ME16K