描述
PLC通过输入单元可实现将不同输入电路的电平进行转换，转换成PLC所需的标准电平供PLC进行处理。接到PLC输入接口的输入器件是：各种开关、按钮、传感器等。各种PLC的输入电路大都相同，PLC输入电路中有光耦合器隔离，并设有RC滤波器，用以消除输入触点的抖动和外部噪声干扰。PLC输入电路通常有三种类型：直流(12∽24)V输入、交流(100∽120)V输入与交流(200∽240)V输入和交直流(12∽24)V输入
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
JDS Uniphase 2114-25MLUP Laser P.S. W/ Laser head
JDSU JDS UNIPHASE OC-192 TRANSCEIVER
One-day shipping available
