Description
顺序控制、定时、计数和算术运算等操作的指令,并通过数字的,模拟的输入和输出,控制各种类型的机械或生产过程。可编程序控制器及其有关的外围设备,都应按易于与工业控制系统形成一个整体、易于扩充其功能的原则设计。
Nortel 8630GBR 30Port SFP rout/sw DS1404063 E5 8600
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Juniper RE-850-1536-S Routing Engine for M7i M10i RE850
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Extreme Networks BD 6808 MSM-3 50020 Switch 2x G24T3
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