1756-L7SP A-B 输入设备

A-B 1771-IXE
A-B 1786-BNC
A-B 2711P-T12W22D9P
A-B MPL-B580F-MJ72AA
EMERSON 1X00416H01
ENTERASYS A4H124-24FX
MOTOROLA MVME5100
GE IC695NIU001
ABB SC560
EMERSON PMCSPAN
H0NEYWELL 05701-A-0301
GE IS220UCSAH1A
GE IS220UCSAH1A
HONEYWELL TK-PRR021
Schneider 140DDI35300
Schneider 140DDO35300
ABB PHARPS32200000

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联系人:王语嫣
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Description

根据统计资料表明:在PLC控制系统的故障中,CPU占5%,I/O接口占15%,输入设备占45%,输出设备占30%,线路占5%。前二项共20%故障属于PLC的内部故障,它可通过PLC本身的软、硬件实现检测、处理;而其余80%的故障属于PLC的外部故障。因此,PLC生产厂家都致力于研制、发展用于检测外部故障的专用智能模块,进一步提高系统的可靠性。

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