描述
在现代化的工业生产设备中，有大量的数字量及模拟量的控制装置，例如电机的启停，电磁阀的开闭，产品的计数，温度、压力、流量的设定与控制等，而PLC技术是解决上述问题的最有效、最便捷的工具，因此PLC在工业控制领域得到了广泛的应用。下面就PLC工业控制系统设计中的问题进行探讨。
NetApp X306A-R5 2TB 7.2K RPM 3Gb SATA drive DS4243 Qty
90-day warranty. Mint condition. Free Worldwide Ship.
Expedited shipping available
NetApp DS14MK2 Disk Shelf w/ 14x 144GB 10K drive X274B
NetApp X1033A-R5 2 Port Adapter New In Box
NetApp 111-J9793RC+B2 110-00112+A0 FAS3020 Motherboard
NEW Netapp X298A-R5 1TB SATA FAS2020 FAS2040 FAS2050
$695 each WITH TRADE in of 750GB X283B-R5 SATA Drive
One-day shipping available
NEW Netapp X298A-R5 1TB SATA FAS2020 FAS2040 FAS2050
$695 each WITH TRADE in of 300GB X287A-R5 SAS Drive
