DS200FCRRG1AKD

从可靠性和可维护性上看，由于电器控制系统使用了大量的机械触点，其存在机械磨损、电弧***等，寿命短，系统的连线多，所以可靠性和可维护性较差。而PLC大量的开关动作由无触点的半导体电路来完成，其寿命长、可靠性高，PLC还具有自诊断功能，能查出自身的故障，随时显示给操作人员，并能动态地监视控制程序的执行情况，为现场调试和维护提供了方便。

NetApp X3140A NVRAM IV Card w/ 256MB SP-3140A - NEW

NetApp X1922A FC VI Cluster Card Optical SP-1922A - NEW

NetApp X1925A Infiniband Cluster Adapter SP-1925A - NEW

NetApp X2040B QLA2200G FC-AL Fiber Channel HBA SP-2040B
One-day shipping ***ailable

NETAPP DS14 MK2 AT 14 X 500GB SATA TO FC (2) AT-FCX 

NetApp DS14MK2 14 X 300GB 10K FC 2 X ESH2 1 YEAR WAR

NetApp X1125D Gigabit Ethernet Controller (SP-1125D)

NetApp X279A-R5 300GB 15K RPM Disk for DS14 MK2 - NEW

NetApp F880 X3135 NVRAM III 128MB Cache Card 110-02087
One-day shipping ***ailable

NETAPP FAS3050 Filer Head Supports DS14 MK2 MK2-AT MK4
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