描述
PLC分为箱体式和模块式两种。但它们的组成是相同的，对箱体式PLC，有一块CPU板、I/O板、显示面板、内存块、电源等，当然按CPU性能分成若干型号，并按I/O点数又有若干规格。对模块式PLC，有CPU模块、I/O模块、内存、电源模块、底板或机架。无任哪种结构类型的PLC，都属于总线式开放型结构，其I/O能力可按用户需要进行扩展与组合
Radyne Comstream DM240 Digital Modulator
Tektronix TLA 704 Logic Analyzer
PMC 720 Series 10″ Dataplate Digital Hot Plate/Stirrer
Olympus NEO Splan 100 Objective
Olympus NEO SPlan 20 Objective
Olympus NEO SPlan 50 Objective
Mitutoyo QV 2.5x Objective
Mitutoyo QV 5x Objective
Trilithick BMA-580 Attenuator
Agilent 8761B SPDT RF Switch w/opt 000
Agilent/Hewlett Packard 8761B SPDT RF Switch
LeCroy CATC 5K Protocal Analyzer w/UWB Analyzer
Greenlee 299 9-Pin D-Subminiature Panel Punch
Greenlee RS232 25-Pin D-Subminiature Panel Punch
