描述
对于小的系统，如80点以内的系统．一般不需要扩展；当系统较大时，就要扩展。不同公司的产品，对系统总点数及扩展模块的数量都有限制，当扩展仍不能满足要求时，可采用网络结构；同时，有些厂家产品的个别指令不支持扩展模块，因此，在进行软件编制时要注意。当采用温度等模拟模块时
NetApp With Battery 512MB Memory 111-00022+C1 Adapter
Netapp X269A-R5 SP-269A-R5 108-00180 1TB SATA Disk
One-day shipping available
NETAPP FC9 Disk Enclosure with (7) X232 72GB 10K FC
NEW Netapp X298A-R5 1TB SATA FAS2020 FAS2040 FAS2050
$750 each WITH TRADE in of 500GB X282B-R5 SATA Drive
One-day shipping available
Netapp Disk Drive,1.0TB 7.2k SATA,DS4243 X302A-R5
One-day shipping available
NETAPP X310_HSATET50SSM NA00 423.1GB X302A-R5 1TB SATA
One-day shipping available
