Description
计算机控制系统中干扰的来源是多方面的,有时甚至是错综复杂。总体上,按照来源,干扰可分为内部干扰和外部干扰。外部干扰与系统所在环境和使用条件有关,与系统内部结构无关。内部干扰则由系统结构布局、制造工艺等引入。
New ALLEN BRADLEY AC DRIVE 1336S-BRF50-AE-FR5 5 HP
GE IC3600 IC3600SFKD1C IC3600SFKD1 IC3600SF SPEEDTRONIC
BENTLY NEVADA 3300/03-03-00 3300030300
RELIANCE ELECTRIC 0-57407-4F 0574074F PROCESSOR
Reliance Snubber Resistor 2SR21200 D2-3291 230v
GE DRAWING TRIP TSI LOW OUTPUT 1589K42G700
CONTROLLED POWER Board Card 401600-2 4016002 NEW
Modicon Servo Positioner 110-235 410-4 410-4/5908 NIB