3BSE050091R65
过程控制系统本身是一个完整的系统,所以在分析故障或处理故障时也要注意系统性,单独的对某一部分的优化有时并不能提高系统的整体性能。如过分追求元器件的精度而不考虑实际的需要以及和相关设备精度的匹配,将徒然增加系统成本。在日常维护中也有过把系统越改越复杂的现象,如采用复杂的控制方式和设备来实现本可以用简单装置来实现的控制,违背了经济、简单、实用的原则,并可能会增加故障率,这也是要注意的地方。
ALLEN-BRADLEY 1394C-AM04 AC SERVO AXIS MODULE,3KW
ALLEN-BRADLEY 1756-A17 CONTROLLOGIX PLC RACK,17-SLOT
BALDOR DC ADJUSTABLE SPEED MOTOR DRIVE
3 WILSON TOOL 1-1/4"STYLE SQUARE PUNCHES & DIES
1 SET STI MS4324 SAFETY LIGHT CURTAINS,LCC CONTROLLER
40 3M 07526 SCOTCH-BRITE 3" BRISTLE DISCS,50GRADE,R?OLOC
1 SET FAFNIR 2M***109WI-DUL SUPER-PRECISION BEARINGS
2 KENNAMETAL NSR-163D NL7 LATHE INSERT TOOL HOLDERS
2 HPI ER-32 COLLET CHUCKS,CAT-40,T?OOL HOLDER
NORTON 5"x1-3/4"x1-1/4?" CBN GRINDING WHEEL NEW
RELIANCE ELECTRIC S-4075-R-H00AA SERVO MOTOR
2 CUTLER-HAMMER ED3225 3-POLE CIRCUIT BREAKER,225 AMP
SQUARE-D Q2-32125 125 AMP CIRCUIT BREAKER I-LINE
KENNAMETAL? 11-5/8"X 1-1/2" BORING BAR,A24UMCLNR4 NC7
WILSON .250"X4" THICK TURRET RECTANGLE PUNCH & DIES
SQUARE-D AW-2 ELECTRONIC FOOT SWITCH,600VAC/D?C,COVERE
BERGER LAHR RDM 51117/50 STEPPING MOTOR,NEW
4 BAUSCH & LOMB ILLUMINATORS & 31-35-28 TRANSFORMERS
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