描述
因为在被控现场往往有很多信号同时接入计算机,而且这些信号线或者走电缆槽,或者走电缆管,但肯定是很多根信号在一起走线。这些信号之间均有分布电容存在,会通过这些分布电容将干扰加到别的信号线上,同时,在交变信号线的周围会产生个交变的磁通,而这些交变磁通会在并行的导体之间产生电动势,这也会造成线路上的干扰。
Leybold Pump P/N 21945 Removed from Leybold Ultratest F
Leybold Pump P/N 590 29113 from Leybold Ultratest F
Millipore Waferpure Megaline Cat No. WPLV202SI
NGK Ultra High Purity Water Manifold Valve Model CB-573
IAS Integrated Air Systems Fan Filter Hepa Filter Unit
Nanometrics Power Distribution Assembly
Nanometrics High Resolution Video Amplifier w/ Monitor
Intermec 3400 Bar Code Label Printer
Aera FC-7800CU Mass Flow Controller MFC
HAAKEL~ Temp Ciculator Constant Bath No. 040087, USED