描述
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智能模块,进一步提系统的可靠性。
FUJI DTII-5000 Optical Comparator
Stangenes Isolation Transformer SI-7356 100KVDC 500W
5 HP 85024A High Frequency Probe
Clinton STBG-29ALR PDC-20 DC Pinhole Detector
TCE 705-58 GRP 504 Winding Machine Winder
4 11464985MT Military Panel Circuit Breaker Assy.
Keyence ML-9011 ML-9001 Scanning Laser Marker
800 DON PABLO ORGANIC OREGANO OIL BOTTLES
NTN Shinko Parts Feeder Bowl Feeder & Linear Feeder
Raytheon Power Static & Converter
2 TERADYNE 49956-797982-1 DRIVER FAULT MONITOR ASSEMBLY
4 NTN JPF Line & Bowl Feeders
100 APACER M/N AP-SDM001G1RASR BOARD
CLAUSING-ATLAS 22V-1 DRILL PRESS
GRAPHOTYPE 6381 MULTIGRAPH Dog Tag Maker