描述
信号在长线中传输会遇到三个问题:一是高速变化的信号在长线中传输时出现的波反射现象,二是具有信号延时,三是长线传输会遇到外界干扰。
MDD090C-N-030-N2M-110PA1 INDRAMAT
MDD090C-N-030-N2M-110PL1 INDRAMAT
MDD090C-N-030-N2M-110PB1 INDRAMAT
8500-A2D-L1BN ALLEN BRADLEY AC SERVO MOTOR
AS-984A-832 MODICON MODULE *1 YR WARR* OBSOLETE
DKC-21.3-40-7-FWI REXROTH *NEW IN BOX*
1391-DES15-DI-AQB ALLEN BRADLEY DRIVE *1YRWRTY*
DTS-2303-007 GII
MAC112C-0-HD-1-B/130-A-0/I01250/S005 INDRAMAT
1784-T30G ALLEN BRADLEY PLANT FLOOR TERMINAL