PLC,or Logic Programmable Controller,is an electronic system for digital operation,specially designed for application in industrial environment.It uses a type of programmable memory to store programs internally,execute user-oriented instructions such as logic operations,sequence control,timing,counting and arithmetic operations,and control various types of machinery through digital or analog input/output or production process,which is a core part of industrial control
PLC，即逻辑可编程控制器，是一种数字运算操作的电子系统，专为在工业环境应用而设计的。它采用一类可编程的存储器，用于其内部存储程序，执行逻辑运算，顺序控制，定时，计数与算术操作等面向用户的指令，并通过数字或模拟式输入/输出控制各种类型的机械或生产过程，是工业控制的核心部分
HP/Agilent 53132A/SN:MY40005026 Universal Frequency Cou
HP/Agilent 5086-7803 SYTF for 8595E 8561E 8561A 8561EC
HP/Agilent E4440-60114 2ND LO Assembly
HP/Agilent 5348A/SN:3009A01541 Frerquency Counter,10Hz
HP/Agilent 5086-7951 Sampler
HP 5086-7489 50 Ohm Test Port Coupler
HP/Agilent 5086-7951 Sampler
HP/Agilent 84906K Programmable Step Attenuator, DC to 2
