6FC5203-0AF23-1AA0原装型号

6fc5203-0af23-1aa0
6fc5203-0af23-1aa0
6fc5203-0af23-1aa0
simatic s7-400h 具有以下功能：
出现故障时，能够无扰切换
集成故障检测功能；提前检测故障，避免影响生产过程
在线维护，即可在工厂运行期间，更换故障组件
组态更改，即可在工厂运行期间，进行工厂扩容
自动事件同步
高可用性通信
冗余连接i/o 设备
s7-400 pnh cpu的同步模块分为两种，一种用于最长10m 的 foc patch 光纤，另一种用于最长10km 的单模全双工 lc/lc 光纤（9/125 μ）。
冗余系统的同步光纤分为1m、2m、10m 和10km 四种。同步速率达到400mbps。
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