Description
直流线都应尽量分开布线。开关量信号线与模拟量信号线也应分开布线,且后者应采用屏蔽线,并且将屏蔽层接地。数字传输线也要用屏蔽线,并且要将屏蔽层接地。由于双绞线中电流方向相反、大小相等,可将感应电流引起的噪声相瓦抵消
SIEMENS 6FX1122-1AA01 COUPLING MODULE BOARD
SIEMENS DRIVE MODULE BOARD 6RB2000-0NF01
SIEMENS 6FX1120-3BA00 CNC CIRCUIT MODULE BOARD ~ Used
Siemens W30810-Q2233-B4 Hicom SIUX Board Card
SIEMENS 6SE7090-0XX84-0FF0 MASTERDRIVES COMM BOARD