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施耐德140 CPU 123 04
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PLC控制系统故障率情况是怎样的？
1）CPU与存储器故障率占5%。
2）I/O模块故障率占15%。
3）传感器及开关故障率占45%。
4）执行器故障率占30%。
5）接线等其他方面故障率占5%。
02
PLC的故障多发点有哪些？
1）继电器、接触器。
2）阀门、闸板。
3）开关、极限位置、安全保护、现场操作的一些元件或设备。
4）PLC系统中的子设备。
5）传感器、仪表。
6）电源、地线、信号线的噪声。
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General Pump TT9111 80 PSI Maximum Inlet Pressure 3/8" - 19 BSP-F Inlet Port
General Signal Hevi-Duty General Purpose Transformer HS1F3A 240/480V 60HZ 1PH
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GENSPARK AP9707 ZEON 2 D4V0 CIRCUIT BOARD
Genuine Bindicator LP11A1GE30 Pulse Point
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Gidding & Lewis C/D 170259-15 3.0 Pcb Board 88/20 CCI-1-0
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Gigabyte K7 Trition KT600 Motherboard
Girard Transmissions S.S.A. F45VSX Gearhead
Gleason 02806603 Replacement Reel, 16"
Gleason-Avery Reel with Spring Motor
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Global GHOF 3-24 Power Supply, 175Watts, 4.8A, 220/240V
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Gold Seal Master MSF-16 Flange Bearing, F-505, 4 Bolt, Bore: 1"
Goodyear B173 HY-T Plus ORS-SC Matchmaker
Goodyear B240 HY-T Plus V-Belt - No box
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