PLC的硬件结构是可变的，软件程序是可编的，用于控制时，非常灵活。必要时可编写多套或多组程序，依需要调用。它很适应于工业现场多工况、多状态变换的需要。用PLC进行开关量控制实例是很多的，冶金、机械、轻工、化工、纺织等等，几乎所有工业行业都需要用到它。目前，PLC首用的目标，也是别的控制器无法与其比拟的，就是它能方便并可靠地用于开关量的控制。
Agilestar - ONS-SC-4G-58.1-AS - For Cisco - New in Box
Agilestar - ONS-SC-4G-58.9-AS - For Cisco - New in Box
Agilestar - ONS-SC-4G-59.7-AS - For Cisco - New in Box
Agilestar - ONS-SC-4G-60.6-AS - For Cisco - New in Box
Agilestar - ONS-SC-4G-61.4-AS - For Cisco - New in Box
Agilestar - 10G-XFP-ZRD-1531-12-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1531-90-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1532-68-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1533-47-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1534-25-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1535-04-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1535-82-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1536-61-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1537-40-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1530-33-AS - For Foundry - New
Agilestar - 10G-XFP-ZRD-1538-19-AS - For Foundry - New
