Description
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。
Nanometrics Dual Power Distribution Unit
SQUARE D Circuit Breaker w/ Shunt Trip KAL-36175-1021
INTERMEC Trakker Handheld Terminal – Model 9440 *NEW*
IDC Electric Cylinder Control Model: H3851 **NIB**
CCI Systems Electrical Dist. Box 208V, 50A, 3-Phase
CCI Systems Electrical Dist. Box 208V, 50A, 3-Phase
TEGAL Electrical Dist. Junction Box 208V, 50A, 3-Phase