描述
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。
1″ Micro Motion CMF100 Mass Flow Sensor NEW S33 #1
Chemglass CG-16000 Data Logger W/ Yokogawa DX100P S51
2″ SS MOYNO Progressive Cavity Pump FA2D XSV SAA
Clean in Place option
Apex Pumps Size TD40-160 5.5/2 ANSI
Model TD40B-5.5-6121BX
Apex Pumps Model TD40-40B-5.5-621BX
Size TD40-160 5.5/2
Waukesha Cherry-Burrell Model 030 Lobe Pump Cart
3″ X 2″ Fristam Model FPX732-16 316 SS Centrifgual Pump
Removed from Plant Stores
12″ KROHNE IFM4080C/D/H/6 TEFLON LINED FLOWMETER NEW
Waukesha Model 6 Positive Dsiplacement Pump Cart
Mfg. 2006
3″ X 2″ Fristam FPE752C 316 SS Centrifgual Pump
