The computer control system hardware based on S7400 PLC, the system power supply, full digital 6RA70 DC drive configuration for the system and PROFIBUSDP field bus configuration are introduced.

提出了S7 400系列计算机控制系统的硬件配置、系统的供电方式、全数字直流调速系统6RA70的传动配置方案以及PROFIBUS DP现场总线的连接方式。

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