Description
模块式PLC的配置灵活，功能扩展方便，提供多种I/O接口或插槽，所以用户能够准确地选择和配置控制系统的I/O接口量，维修时只要更换单元，排除故障的设计也很简单，所以模块型PLC通常应用在复杂系统和大中型控制系统。
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F5 BIG-IP D51 Link Controller F5-BIG-5100,R,C,U App Sw
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Cisco ONS 15530 15530-ITU3-3120 Ch Ch 31/32 2.5Gbps ITU
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