由于PLC采用了软件来取代继电器控制系统中大量的中间继电器、时间继电器、计数器等器件，控制柜的设计安装接线工作量大为减少。同时，PLC的用户程序可以在实验室模拟调试，更减少了现场的调试工作量。并且，由于PLC的低故障率及很强的监视功能，模块化等等，使维修也极为方便。
OKANO WORKS APG-202N32 PIRANI VACUUM GAUGE
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STI RM-XTOP ASSEMBLY
For Allen Bradley, SLCUIC, USB to DH485 Converter, New, Sealed Box
KEYENCE PJ-V40T TRANSMITTER BASE UNIT LIGHT CURTAIN
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Watlow 96B1-FDDR-AUBJ Temperature Controller Asyst
HONEYWELLBOARD PROCESSOR
KLA-TencorRev.AA Keyboard Breakout Board AIT 2
Nikon COM-CTRL 4SPCB Surplus
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NovellusLeft Indexer Rev. L Concept II
Aera FC-D985CT-BH Mass Flow Controller FC-D985C 500 CCM 4%CH4/Ar
Vicor MP3-5804 Power Supply 3? MegaPACRev. 1
AMAT Applied MaterialsDeviceNet I/O Block DIP294-2
ALLEN BRADLEY 440R-N23126 SERIES C MSR127T SAFETY RELAY GUARDMASTER
AdvancedTCA CSingle Board Computer Card MPCBL0001F04
TEL Tokyo ElectronPhoto Resist Pump F-T100-1
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Turbo-V 700 HT VarianS004 Turbomolecular Pump Controller
SQUARE D LALA 3P THERMAL MAGNETIC CIRCUIT BREAKER
Gems SensorsLiquid Level Sensor
MCGILL MR-24 PRECISION BEARING
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ALLEN BRADLEY 440L-M8200 SAFETY RELAY INTERFACE FOR SAFETY LIGHT CURTAINS
TPS 601 Pfeiffer PMAT Turbomolecular Pump Power Supply
Lam ResearchADIO-A0 Control Board PCB Rainbow 4420
Sanyo Denki PY2E015A3MH1P00 Servo Amplifier BL Super PY Working
FANUC TEACH PENDANT A05B-2490-C171 PENDANT A05B2490C171
CKD VEC-SHA8G-X0303 Pressure Control Valve System VEC-VH8G-X0305-2
Tylan FC-2900M Mass Flow Controller AMAT
BANNER MINI-BEAM PHOTOELECTRIC SENSOR SM31RQD RECIEVER
Bosch PC CL300 SPSEPROM 32kB
Olympus MPlan 40 1.1X Microscope Objective DIC Nomarski
ROBOTRON FIRING MODULEWTC
SQAURE D FAL34015 CIRCUIT BREAKER 15AMP 3POLE 480VAC W/LUGS
INDRAMAT POWER SUPPLY TVMWTVM 1.2-50
Nemic-Lambda RWS30A-5 Power Supply PCB Card YM