描述
以变频器通信线为例，在RS-232的串、并行口的标准中，用于泄放高能浪涌和故障电流的地线同数据信号的返回路径共享一条线路，而小至几十伏的瞬态电压都有可能通过这些串、并行口而毁坏上位机及终端等设备，信号传输线也能直接将户外电源线上的瞬态浪涌传导进来，而信号接口能够传导由闪电和静电泄漏引起的浪涌电压。用户应当对数据线保护器慎重选择，有些保护器虽然起到了“分流”作用，但常常是将硅雪崩二极管（SAD）
JDSU JDS UNIPHASE WSH-550DT24MA-057 WAVESHIFTER
One-day shipping available
ORBOT 9010038 LASER ASSY, 2213-75SLRAM072 JDS UNIPHASE
JDSU JDS UNIPHASE OC192SR1-C1 S1 TRANSCEIVER SOUIAB7
One-day shipping available
JDS Uniphase SC1C10041 Programmable Fiber Optic Switch
Model Number: SC1C10041+27XF0000FP
One-day shipping available
Enlarge
JDS Uniphase Laser & Power Supply 2214-25MLUP working
JDS Uniphase Laser 2213-75SLRAM072 untested
JDS Uniphase Argon Laser 2214-25MLUP & Power Supply
JDS Cyonics Uniphase Argon Laser & Power 2214-25MLUP
JDS Uniphase 5500S Variable Optical Attenuator
JDS Uniphase 2214-30SLQRT AIT1 Lab Laser Head JDSU
JDS Uniphase 2213-75SLRAM072 Argon Cylindrical Laser
